Tue, 21 Feb 2017 08:00:00 EST
Tue, 29 Mar 2016 08:00:00 EDT
Tue, 05 May 2015 08:00:00 EDTA plurality of movable temporary hangers 7 are placed on a stay cable 4B hung in tension above a target stay cable 4C, and then the target stay cable 4C is held on a lower portion of the temporary hangers 7. Then, the target stay cable 4C held with the temporary hanger 7 is detached from a bridge deck 3 and a main tower 2. Then, the target stay cable 4C and the temporary hangers 7 holding the target stay cable 4C are moved toward the bridge deck 3 and removed.
Tue, 05 May 2015 08:00:00 EDTA curb ramp can be positioned next to a curb or a raised walkway to allow a cart to be wheeled up or down the curb ramp to or from the curb. The curb ramp allows people and equipment to move safely up or down a curb or walkway. The curb ramp can have a length at least as long as the wheel base of a cart used on the curb ramp to prevent tail drag of the cart. The curb ramp can include side rails to prevent sideways fall off therefrom. The curb ramp includes a curb-stop piece that is disposed against the curb during use and a plurality of cross braces to support and carry the load. A strong, effective and safe curb ramp can accommodate all wheeled devices that people can push or pull thereover, while being light enough to be easily transported and moved as needed.
Tue, 21 Apr 2015 08:00:00 EDTA system for aligning outer edges of upper surfaces of ramp portions of a loading ramp. The system may include a plurality of sensors configured to provide signals indicative of whether the outer edges of upper surfaces of adjacent ramp portions are aligned. The system may also include a plurality of actuators configured to raise and lower at least one of the outer edges of an upper surface of a ramp portion. The system may also include a controller configured to receive signals from the plurality of sensors, determine whether the outer edges of upper surfaces of adjacent ramp portions are aligned, and provide signals to the actuators to affect movement thereof causing the outer edges of the upper surfaces of the adjacent ramp portions to be aligned.
Tue, 21 Apr 2015 08:00:00 EDTAn arrangement for supporting a brace transversely to the longitudinal extent thereof in the vicinity of the anchorage of a structure having a cavity pipe, an adapter ring, a tubular or annular supporting element which has a second axially loadable support surface, which is arranged concentrically in relation to the second axially loadable bearing surface of the adapter ring and of which the opening, which encircles a third longitudinal axis, forms a supporting surface for the brace by way of its inner circumference, wherein the opening has an amount of eccentricity E2 in relation to the second axially loadable support surface of the supporting element, and having a fastenor which clamps the cavity pipe, the adapter ring and the supporting element together axially in position relative to one another.
Tue, 14 Apr 2015 08:00:00 EDTThe subject matter of the invention is a floor of a dome module as an interface between an air passenger bridge or air passenger stairs and the airplane, wherein the floor comprises a stationary floor section and a floor head part, wherein the floor head part exhibits several floor segments, which are connected to one another by a buffer cross-beam that is flexible over at least a portion of its length, wherein several floor segments are horizontally displaceable relative to one another.
Tue, 07 Apr 2015 08:00:00 EDTA large-span and special-shaped arch bridge, comprising a main girder (2), a center abutment (11) served as a central bearing point and two auxiliary abutments (12,13) served as bearing points at two ends, wherein further comprising an arch-axis combination (3) and two arch-axis bending beams (4,5) presented as arcs projected upwards, the arch-axis combination being built on the center abutment (11) with two ends connected to the inner ends of the two arch-axis bending beams (4,5), the outer ends of the two arch-axis bending beams (4,5) being built on the two auxiliary abutments (12,13), the two arch-axis bending beams (4,5) being connected to the main girder (2) via a plurality of inhaul cables. A method for constructing said arch bridge is also disclosed. Through the dual-arch axis of two arch-axis bending beams, the bending strength of the cross-section of the arch bridge is significantly increased, the bending moment of the cross-section of the arch at the central bearing point is decreased, the vertical displacement at the haunch of the arch is lesser, and the deformation of the main girder is reduced, thus the force of the entire bridge is more reasonable, the construction cost can effectively be reduced and the construction period can be shortened.
Tue, 31 Mar 2015 08:00:00 EDTAn aircraft boarding apparatus has a passenger bridge that has a confinement structure coupled to the second passenger bridge. The confinement structure exerts a ground-anchoring effect on the second passenger bridge to offset the ultralight configuration of the passenger bridge.
Tue, 10 Mar 2015 08:00:00 EDTA removable modular slab for use in the construction industry includes upper, lower, and first and second opposing end surfaces, and a conduit extending from the upper surface to an end surface. The slab is abuttable with a second removable modular slab, having: (i) a conduit extending from the upper surface to an end surface, and/or (ii) a cavity extending from an end surface into the slab, whereby the conduits mate to form an elongate conduit through the two slabs. By access through apertures in each slab, a first joining structure is removably locatable to join the two slabs. Cavities may terminate within the second slab and only be accessible through the upper surface of the first slab. A modular surface system includes two such slabs and a joining structure to join the two slabs together.
Tue, 10 Mar 2015 08:00:00 EDTA combination of a buried pipeline and a pipeline crossing bridge, the pipeline crossing bridge comprising: a first ground contacting pad and a second ground contacting pad spaced apart from one another; plural ribs with lateral stabilizing elements between adjacent ribs of the plural ribs, in which each rib of the plural ribs is supported on the first ground contacting pad and the second ground contacting pad and the ribs collectively form a raised arch extending between the first ground contacting pad and the second ground contacting pad; an upper crossing surface supported by the plural ribs, in which the pipeline crossing bridge is positioned over the buried pipeline, and in which the buried pipeline has a diameter, and the first ground contacting pad and the second ground contacting pad are spaced apart wider than the diameter of the buried pipeline.
Tue, 03 Mar 2015 08:00:00 ESTA composite structural panel is provided. The panel comprises a top reinforced fiber layer, a top infusion medium layer, a core, a bottom infusion medium layer, and a bottom reinforced fiber layer. The composite structural panel is infused with a potting material, preferably an epoxy resin, that extends throughout the composite structural panel to provide composite action. The wood core comprises wood beam elements aligned in the longitudinal direction relative to the steel beams or girders of a supporting frame. Mechanical and chemical means are utilized to connect the composite structural panel to the supporting frame.
Tue, 24 Feb 2015 08:00:00 ESTA bridge apparatus to transfer persons between a moving structure such as a vessel and a second structure such as an offshore installation, for example, to span gaps between work boats and fixed offshore installations such as wind turbines. The bridge comprises a platform supported by a line, the platform being moveable in a vertical direction by movement, of the line, wherein the line extends in a vertical direction from the platform to a capstan, and from the capstan to a counterweight. Thus the inboard end of the bridge can remain in generally the same vertical position in relation to the support structure of the vessel, moving with the vessel in the water, and the outboard end of the bridge apparatus can remain in generally the same vertical position relative to the wind turbine, and the relative vertical movement between the wind turbine and the vessel is compensated by the movement of the bridge, while the stepping on and stepping off points on the bridge remain generally still in relation to the vessel and the wind turbine.
Tue, 24 Feb 2015 08:00:00 ESTEmbodiments of the present invention provide a modular, portable, and adjustable wheelchair ramp that provides advantages and benefits over current wheelchair ramps. The ramp may be sold in a kit with individual elements, but it is also designed to provide a frame substructure that can be used with conventional decking materials, railings, and handrails.
Tue, 24 Feb 2015 08:00:00 ESTThe structural cable has several stretched tendons (4). It is diverted in a device comprising a body crossed by conduits (10). Each conduit has a wall to guide one of the tendons along a curved path. The wall of the conduit has a tendon support area (11) directed toward the interior of the curve of the path. This support area presents, in the center portion of the conduit and transverse to the curved path, a section in the shape of a circular arc whose radius is appreciably equal to half the external diameter of the tendon. The central portion of the conduit has a cross-section enlarged outside the support area.
Tue, 17 Feb 2015 08:00:00 ESTA slip-mold having a housing having (a) concrete hopper having (b) means for distribution of quick set concrete within said hopper, (c) a mold cavity, and (d) at least one tunnel, in communication with said mold cavity, and extending through said housing from the leading to the trailing end of said housing. The tunnel through the housing is of sufficient height and width, and positioned within said mold housing, to permit rebars, extending from an iron work array, to pass through said mold cavity without becoming embedded in concrete, concurrent with the formation of a slip formed concrete structure on a portion of said iron work array.
Tue, 17 Feb 2015 08:00:00 ESTA temporary bridge includes bridge elements intended to be superimposed when the bridge is in a non-deployed position. The bridge elements are articulated one relative to another. Each bridge element includes, on at least at one of its ends, a coupling face configured to cooperate with the coupling face of another bridge element so as to assemble these bridge elements when they are placed in an end to end relation. The temporary bridge includes displacement members for each bridge element, superimposed on another bridge element in a first position, called a non deployed one, between this first position and a second position, called a deployed one, where the coupling faces of the bridge element and of the another bridge element are placed facing one another and coupled. Added or not rolling track can be included.
Tue, 10 Feb 2015 08:00:00 ESTThe invention relates to a ship, in particular a freight ship, comprising an outer wall and a gangway for embarking and disembarking the ship, which can be moved backwards and forwards between an embarking/disembarking position and a stored position when the ship is being driven. The invention also relates to a ship in which the gangway comprises a base having a lower surface which, when said gangway is in the stored position, is flush with the surface of the outer wall. The invention also relates to a gangway for embarking and disembarking a ship, which is embodied according to the claimed invention for use on a ship.
Tue, 03 Feb 2015 08:00:00 ESTAn apparatus for wheeling a vehicle onto a truck or trailer includes a ramp. The apparatus includes a mounting portion attached to the ramp that mounts to the truck or trailer. The apparatus includes a transition piece the pivotally attaches to the ramp and contacts ground when the mounting portion is mounted to the truck or trailer. A method for placing a vehicle onto a truck or trailer includes the steps of attaching a mounting portion of a ramp to the truck or trailer. There is the step of moving a transition piece attached to the ramp so the transition piece contacts ground. There is the step of wheeling the vehicle across the transition piece, up the ramp and onto the truck or trailer.
Tue, 03 Feb 2015 08:00:00 ESTAn operable ramp is moveable between a stowed position, a neutral position, and a deployed position. The operable ramp includes a ramp panel rotatably coupled at a first end about a first axis and a support that is rotatable in a first direction and a second direction about a second axis. A cam follower is coupled to the support and supportingly engages a second end of the ramp panel. Rotation of the support moves the cam follower along an arcuate path. The weight of the ramp panel biases the support in the second direction when the operable ramp is between the stowed position and the neutral position. A drive assembly selectively rotates the support in the first and second direction, and a stop limits rotation of the support in the second direction when the operable ramp is in the stowed position.
Tue, 03 Feb 2015 08:00:00 ESTA dock leveler comprising a vehicle-engaging lip pivotally coupled to the vertically adjustable front edge of a deck includes a seal or series of seal segments that close one or more air gaps that exist in the area where the lip is hinged to the deck. Such gaps are particularly large when the lip hinge comprises a hinge pin that couples a series of lugs extending from underneath the deck to a series of lugs extending from the lip, wherein the lugs are spaced apart along the length of the hinge pin. The seal or seal segments could be above the deck, below the deck, or interposed between the adjoining edges of the deck and the lip. In some cases, the seal is provided by an air curtain or by a tube that is inflatable or hermetically sealed.
Tue, 27 Jan 2015 08:00:00 ESTExemplary methods are provided for installing a ramp assembly into a vehicle. The vehicle includes a floor, a vehicle well disposed in the floor, and inboard and outboard ramp support members. In one embodiment, ramp assembly mounts, such as movable support fittings, are utilized for installing the ramp assembly into the vehicle.
Tue, 27 Jan 2015 08:00:00 ESTAbutment and bridge designs include a bridge superstructure and abutment wherein the abutment has a vertical portion of a backwall that can be fixedly joined to the end face of the bridge superstructure without an interdisposed expansion joint. A downward facing surface of the bridge superstructure can be fixedly joined to an upward facing surface of the abutment, or alternatively, a bearing pad may be disposed therebetween. The abutment may further comprise a backwall made from a plurality of panels fixedly joined to a plurality of supporting piles. The abutments and bridge superstructure may be made substantially from composite materials including recycled structural composite and other thermoplastics.
Tue, 20 Jan 2015 08:00:00 ESTThe present invention relates to a modular ramp constructions that facilitate the passage of objects over obstacles on a surface such as a doorstep or a flight of stairs. Specifically the present invention relates to a construction that facilitates the passage of a wheelchair or other appliances used by physically handicapped persons over such obstacles. The construction comprises wedge elements (1) that can be adapted to the given dimensions and requirements of a ramp construction, to which purpose the length of the wedge elements (1) can easily be shortened and where the wedge elements (1) are provided with means (6) for releasable attachment to adjacent tile elements (8) of the modular ramp construction, thereby making it possible quite easily to assemble and afterwards dismantle the construction when it is to be adapted to another application.
Tue, 06 Jan 2015 08:00:00 ESTA system for tension bracing a series of spaced girders forming a part of a bridge which includes a lateral member extending across the tops of the series of spaced girders. A first end of the lateral member is attached to a first girder in the series of spaced girders. A second end of the lateral member engages an adjustable mount, which is affixed to the last girder in the series of spaced girders. The adjustable mount adjusts the tension in the lateral member and, once a predetermined tension is reached, the lateral member is affixed to the intermediate girders in the series of spaced girders.
Tue, 06 Jan 2015 08:00:00 ESTAn operable ramp is moveable between a stowed position and a deployed position. The operable ramp includes a support element and an inner ramp rotatable at a first end about a first axis. The operable ramp further includes an outer ramp rotatably coupled to a second end of the inner ramp about a second axis. The outer ramp has a first cam follower that engages a slot formed in the support element. A drive assembly selectively rotates the inner ramp relative to the outer ramp, such that rotation of the inner ramp in a first direction moves the second axis from a raised position to a lowered position. The operable ramp forms a step in the stowed position, and the outer ramp and the inner ramp form an inclined transition between a first surface and a second surface when the operable ramp is in the deployed position.
Tue, 06 Jan 2015 08:00:00 ESTAn access apparatus for enabling transfer of personnel between a seaborne vessel and an offshore installation is disclosed. The apparatus comprises a body adapted to be mounted to a deck of a seaborne vessel, clamping members adapted to grip a buffer tube, mounted to a support of an offshore installation, therebetween, to limit vertical movement of the buffer tube relative to the clamping members, wherein the clamping members can pivot relative to the body about a respective single pivot axis extending in at least two mutually perpendicular directions.
Tue, 30 Dec 2014 08:00:00 ESTA process for slip forming of concrete structures, specifically, concrete structural components, for road and bridge construction. This process has particular application for slip forming of monolithic structures having multiple component/functional parts, wherein the resultant slip formed monolithic, structure has exposed rebars bar the later integration with additional concrete structures arid/or mechanical structural elements, c,g. noise walls, barricades, guard rails and the like. This invention also includes a system adapted for the formation of these unique, monolithic slip formed structures with exposed rebars, including the tunnel mold assembly, which is utilized in this slip forming process; and, the resultant to slip molded monolithic structural component with exposed rebus.
Tue, 30 Dec 2014 08:00:00 ESTAn operable ramp is moveable between a lowered stowed position and a raised deployed position. The operable ramp has a ramp panel rotatable about a first axis located at a first end. A support element is slidingly coupled to the ramp panel. The operable ramp further includes a drive assembly comprising an endless loop coupled to an end of the support element. The endless loop has a linear portion and an arcuate portion. During a first phase of deployment, the end of the support element moves upward along the linear portion. During a second phase of deployment, the end of the support element moves along the arcuate portion of the endless loop.
Tue, 23 Dec 2014 08:00:00 ESTA ramp may include a frame having first and second end portions and at least one rung extending substantially between the frame and being positioned between the first and second end portions, the at least one rung forming at least a portion of a ramp surface. The ramp may further include a plate extending substantially between the frame and being positioned adjacent to at least one of the first and second end portions, and a lip pivotally attached to the plate at a pivot axis, wherein the pivot axis is non-load bearing.
Tue, 16 Dec 2014 08:00:00 ESTAn upper structure for a bridge includes a coping placed on the top end of a pier, and a girder held by the coping, wherein a side surface of the coping and an end surface of the girder are configured as inclined surfaces (or vertical surfaces), wherein a shear key protrudes on one of the inclined surfaces (or vertical surfaces), and a shear key slot is formed in another one of the inclined surfaces (or vertical surfaces) so as to be engaged with the shear key. The present disclosure can reduce the construction cost, can realize improved structural efficiency of the bridge upper structure, can realize an easy installation of the girders, can easily combine the girders with the coping without plastering or fixing with mortar by site work, and can efficiently resist to a shear stress that may be generated in the bridge.
Tue, 02 Dec 2014 08:00:00 ESTThe present general inventive concept relates generally to an animal lift, and more particularly to a portable, lightweight ramp device with collapsible side panels to eliminate the visual cliff perceived by a user animal.
Tue, 18 Nov 2014 08:00:00 ESTAn operable ramp is moveable between a raised position and a lowered position. In the raised position, the operable ramp forms a step. The operable ramp has a first panel rotatably coupled at a first end about a first axis. The first axis moves in a first direction when the operable ramp moves toward the lowered position and in a second direction when the operable ramp moves toward the raised position. The operable ramp further includes a second panel rotatably coupled at a first end to a second end of the first panel. The first panel and the second panel cooperate to provide an inclined surface when the operable ramp is in the lowered position. A linkage is operably coupled to the first panel to selectively rotate the first panel about the first axis.
Tue, 04 Nov 2014 08:00:00 ESTThe present invention is a safety barrier for providing safety to forklifts while loading boxcars. The safety barrier includes a stationary structure attached to a barrier structure via a linking structure. The stationary structure comprises a number of bollards and the linking structure comprises a first portion and a second portion for attaching to the bollards. The barrier structure comprises a barrier end mounted to the linking structure by way of support posts, a pair of weighted ends attached to the linking structure by way of support posts. The barrier structure is rotatably mounted upon the linking structure such that barrier structure articulates between a deployed position and a non-deployed position to ensure safety to forklifts during loading procedures.
Tue, 28 Oct 2014 08:00:00 EDTThe present invention relates to a sealing arrangement (202) for a building element comprising tension members. The sealing arrangement (202) is arranged to seal off an internal part of the building element. The sealing arrangement (202) comprises: (a) a first pressing element (500) of rigid material; (b) a transition pad (501) of deformable material; (c) a sealing pad (503) of elastic material; and (d) a second pressing element (505; 507) comprising a rigid layer (507) for pressing the transition pad (501) and the sealing pad (503) against the first pressing element (500). The transition pad (501), the sealing pad (503) and the second pressing element (505; 507) are provided with holes for the tension elements to pass through. When operationally in place, the first pressing element (500), the transition pad (501), the sealing pad (503) and the second pressing element (505; 507) are pressed together.
Tue, 28 Oct 2014 08:00:00 EDTAn apparatus and method are proposed for incremental casting of concrete cantilever bridge sections. The main trusses which form the load-bearing frames of the apparatus are angularly splayed so that they are positioned outwards of the main load bearing webs of the to-be-constructed section of the bridge, while still being supported on the webs of the already-constructed section of the bridge. In this way, the region above and below the construction space is kept free for improved access.
Tue, 28 Oct 2014 08:00:00 EDTA gangway comprises at least one component formed from a continuous piece of metal. The at least one component formed from the continuous piece of metal may be a support structure or an underbody, a platform, a ramp, a step, or other support surface. A method for manufacturing such a gangway comprises forming the at least one component from the continuous piece of metal.
Tue, 28 Oct 2014 08:00:00 EDTA mobile loading dock for a vehicle including a load-bearing, fixed frame with a support plate connected to diagonal supports and horizontal support members. The dock has a planar ramp member with an underside including a wheel assembly. The assembly has a tension spring and hydraulic member attached to the underside. The tension spring exerts a pulling force and the hydraulic member exerts a pushing force. The combined forces are directionally disposed to erect the assembly when the lower end of the dock is raised from a resting position in contact with the ground surface to a mobile position.
Tue, 28 Oct 2014 08:00:00 EDTA ramp assembly for providing a transition surface between a vehicle floor and an alighting surface is disclosed. The ramp assembly includes a ramp portion that is rotatable between a stowed position and a deployed position. A sensor senses an angle of the ramp portion relative to a horizontal plane and provides a sensor output that corresponds to the angle of the ramp portion relative to the horizontal plane. The ramp assembly further includes a controller that receives the sensor output and an alert device. The controller controls the alert device to provide an alert when the angle of the ramp portion relative to the horizontal plane reaches a predetermined value.
Tue, 28 Oct 2014 08:00:00 EDTA mobile loading dock including a planar ramp member having a lower end terminating in a lower edge and an upper end including an upper edge, the lower edge having a slot substantially parallel to the length of the ramp member for engagement with a slot-engaging member. The slot-engaging member is connectable to a fork truck having a fork-engaging sleeve for positioning of the ramp member.
Tue, 28 Oct 2014 08:00:00 EDTThe present invention relates to a device designed for the unloading of waste, which device consists of a raised platform (1) and of inclined access ramps (2), comprising a plurality of juxtaposed supporting elements (3) forming a raised horizontal surface (48), said supporting elements consisting of two vertical uprights (12) resting on a surface (8) having a deformation coefficient defined as a function of the use of the waste-disposal facility that is envisaged and allowing the movement of pedestrians and light or heavy vehicles and having a horizontal top cross member (13), a plurality of access elements (4) forming at least one continuous inclined surface from the bearing surface (8) to the raised horizontal surface (48), said access elements consisting of two vertical uprights (12) resting on the bearing surface (8) and of an inclined top cross member (13), andfastening means (17) between the supporting elements (3) and the access elements (4).
Tue, 21 Oct 2014 08:00:00 EDTA ramp assembly for deplaning passengers from and boarding passengers on an airplane includes a level deck having a front deck edge, at least one bridge connector assembly carried by the level deck at the front deck edge and at least one floating upper bridge carried by the at least one bridge connector assembly. The at least one bridge connector assembly facilitates horizontal pivoting movement, vertical pivoting movement and side-to-side movement of the at least one floating upper bridge relative to the level deck. A passenger deplaning and boarding method is also disclosed.
Tue, 07 Oct 2014 08:00:00 EDTA ramp system includes at least one ramp component. Each ramp component includes a front surface provided a user sliding thereon and a back surface opposite to the front surface and facing to the ground. The at least one ramp component each has a connecting portion including at least one connecting block and at least one connecting recess spaced by the connecting block. The at least one connecting block and the at least one connecting recess can be assembled with that of other ramp components at random to create a skating facility. These ramp components are easily assembled for use and disassembled for storage and transport.
Tue, 30 Sep 2014 08:00:00 EDTA lifting device is configured to support a bridge cap when lifting the cap onto columns under a bridge deck. The lifting device includes an upper bracket arm configured to extend over an upper surface of the deck, and a lower bracket arm configured to extend under a bottom surface of the deck, and to selectively engage the cap. A side bracket portion connects the lower and upper arms, and is configured to transmit a force associated with a weight of the cap to the upper arm. The upper and lower arms and the side bracket portion are configured to define an open space extending from free ends of the upper and lower arms to the side bracket portion. The space is configured to receive the deck when the lifting device is supporting the cap as the cap is being lifted onto the columns.
Tue, 30 Sep 2014 08:00:00 EDTA hand rail to post connector assembly for use with a modular ramp. The assembly includes a post cap configured for mounting to a post, a saddle that is received by a slot in the post cap, and a rail insert that is secured to the saddle. The post cap includes a support surface configured to support a hand rail, and the post cap substantially constrains the saddle from moving vertically. The rail insert has a clamping surface that engages an inner surface of the hand rail for clamping the hand rail between it and the saddle.
Tue, 30 Sep 2014 08:00:00 EDTAn adjustable, modular handicap-access-ramp system enables transport of wheelchairs and temporarily or permanently physically handicapped individuals and no-step access thereof into and out of a structure. The system comprises a plurality of core modules and at least one additional module adapted to be combined with each other and the core modules to configure a customized ramp. At least one combined locating and support pin is adapted to connect to each other those of the core and additional modules disposed adjacent to each other. At least one substantially infinitely adjustable column assembly allows movement of predetermined core and additional modules up or down and to a desired angle. At least one connector allows attachment to each other of adjacent core and additional modules that require a change in grade with respect to each other.
Tue, 23 Sep 2014 08:00:00 EDTA mobile access unit for allowing passengers to embark or disembark from a craft, such as an aircraft, the unit comprising: a first moveable ramp section, extending from an entry/exit end, which allows access to the loading door of the craft, to a hinged end, wherein the entry/exit end can rotate about the hinged end, between a raised position and a lowered position;a second moveable ramp section, extending from a hinged end to a ground entry/exit end, which allows access to the ground, wherein the ground entry/exit end can rotate about the hinged end, between a raised position and a lowered position; anda non-linear middle ramp section, extending from a first linking end, which links with the hinged end of the first moveable ramp section, to a second linking end, which links with the hinged end of the second moveable ramp section; wherein the first moveable ramp section, middle ramp section and second moveable ramp section can together form a continuous non-linear ramp that can extend from the craft loading door to the ground, wherein the continuous non-linear ramp includes two or more turns and wherein the sum of the angles turned by the continuous non-linear ramp over its length is 360 degrees or more.
Tue, 16 Sep 2014 08:00:00 EDTA tool for use with elevators and escalators, having two or more slidably connected assemblies, is provided. The assemblies have rails connected together and arranged in a parallel orientation. Support members are connected to the rails and a plurality of treads is attached to the support members. The treads are configured to provide a working surface upon which personnel can stand, sit or kneel and upon which materials can be placed. An extension member is connected to one end of the rails. Each extension member includes a locking member and a stop. Each locking member includes a first arm, a second arm and a third arm. In an open position, the third arm is in contact with the stop and in a closed position, the second arm is in contact with the stop. The assemblies are configured to bridge gaps formed within and around the elevators and escalators.
Tue, 16 Sep 2014 08:00:00 EDTAn embodiment relates to an intercommunication bellows for compartments of a public transport vehicle or for a removable aircraft-access ramp, formed from a coated textile support, comprising a double-weave fabric both faces of which are coated with an elastomeric material, and to a method of connecting two compartments of a public transport vehicle comprising the attachment of an intercommunication bellows between two compartments of the vehicle that are hitched together. An embodiment also relates to a public transport vehicle comprising compartments connected together by an intercommunication bellows. According to an embodiment, the double-weave fabric coated with an elastomeric material has one or more of the following properties: stiffness; delamination resistance; tear resistance.
Tue, 16 Sep 2014 08:00:00 EDTAn operable ramp is moveable between a stowed position and a deployed position. The operable ramp includes a ramp panel rotatable about a first end. A second end of the ramp panel is lower in the deployed position than in the stowed position. A rotatable support supports a second end of the ramp panel, and a drive assembly selectively rotates the support (1) in a first direction to lower the second end of the ramp panel and (2) in a second direction to raise the second end of the ramp panel. A stop limits rotation of the support in the second direction when the operable ramp is in the stowed position. The weight of the ramp panel biases the support in the second direction, i.e., toward the stop, when the operable ramp is in the stowed position.