E04F2011/005

Hinge system and a portable gangway using the hinge system
11565776 · 2023-01-31 · ·

A hinge system (1, 1a) for use with a lightweight, portable gangway (100), the hinge system (1a) comprising at least three plates (2a,2b,2c), a bar (4) and a washer (6), wherein a first pair of the plates (2a,2b) are attached at either side of a lower surface (106) of a first section (102a) of the gangway (100) and the other plate (2c) is attached at approximately the centre of a second section (102b) of the gangway (100), so that when the sections (102a,102b) are brought towards each other, the first pair of the plates (2a,2b) are aligned with the other plate (2c).

RAMPS TO FACILITATE CROSSING THRESHOLDS OF SLIDING DOORS
20230212858 · 2023-07-06 ·

Ramps to facilitate crossing thresholds of sliding doors are disclosed. An example apparatus includes a ramp to be positioned adjacent a threshold of a sliding door; a bridge plate; and a hinge to rotatable couple the bridge plate to the ramp. The bridge plate is to rotate between a stowed position and a deployed position. The bridge plate is to be positioned clear of a path of a panel of the sliding door when in the stowed position. The bridge plate is to extend across the threshold when in the deployed position.

Emergency slide system
11541254 · 2023-01-03 ·

An emergency slide system to provide an evacuation of a high-rise building comprises a plurality of slide assemblies configured for movement from a first stowed position to a second deployed position. Each of the plurality of slide assemblies are built into a wall adjacent each of the flights of stairs disposed in the stairwell of the building. Each of the plurality of slide assemblies is disposed in a storage enclosure built into the wall adjacent each of the flights of stairs disposed generally parallel to the flights of stairs designed to zig zag down from an upper floor of the building to a lower floor. Each of the slide assemblies is constructed of an elongated escape chute to enable a person exiting the building to slide down a plurality of the elongated escape chutes between the upper and lower floors disposed in the stairwell of the high-rise building.

ASCENDING MECHANISED ACCESS RAMP (A-MAR)
20220412097 · 2022-12-29 ·

An access ramp system for access between a first and a second object is provided. The second object is elevated with respect to the first object. The system includes: a supporting frame mountable to the first object; a casing box mounted to the supporting frame; a sliding ramp installed to slide inside the casing box; and a deployment mechanism for automatically moving the sliding ramp between a stand-by and a fully deployed position. In the deployed position, a nose of the sliding ramp is raised to a height equal with the second object and is engaged with the second object. In the deployed position, the sliding ramp and casing box extend across a vertical gap and a horizontal gap between the first and second objects. An upper surface of the sliding ramp and casing box defines a support surface for supporting people or objects moving between the first and second objects.

Ultra-light freestanding pet ramp

A pet ramp is provided having two panels in a collapsible arrangement, with a first panel having legs and a second panel able to be cantilevered from the first panel. The second panel extends beyond the legs and is pivotable to rest on any available surface. A stop is provided between the first and second panels to hold a cantilevered deployed position of the second panel.

DEPLOYMENT MECHANSIM FOR A BARIATRIC RAMP
20230036125 · 2023-02-02 · ·

A deployment mechanism for a bariatric ramp which has a drive motor pivotally secured to one side of the ramp platform. The deployment mechanism includes a lever located in a housing on the opposing side of the platform ramp. One end of the lever being connected to a platform pivot bar and the other end being connected to a traction gas spring secured within the housing. The spring mechanism comprises a drive shaft having a first and second torque levers located either end of the drive shaft. The drive shaft being rotatable as the platform is deployed such that the torque levers move between a first position whereby only the first torque lever acts on the spring and to a second position whereby neither first nor second torque levers act on the spring and to a third position whereby only the second torque lever acts on the spring.

RAMP COMPONENT SYSTEM
20230183027 · 2023-06-15 ·

A ramp system is disclosed which may include first and second components. The first component may include horizontal and vertical portions, and a hook. The horizontal portion may be supported by a lip of a structure, and may have a width equivalent to a length of the lip. The vertical portion may be coupled with, and hang downward from, the horizontal portion, and may have the same width as the horizontal portion. The hook may be coupled with the vertical portion, and may have the same width as the horizontal portion. The second component may include a protrusion and channel. The protrusion may have a width equal or less than the width of the horizontal portion, and be supported by the hook. The channel may be coupled with the protrusion, and have the same width. The channel may receive a planar component which forms a sloped surface of a ramp.

Height adjustable loading ramp

A height adjustable loading ramp installed at a tail of a car, for loading or unloading goods, includes: a slope plane and a supporter. The two ends of the slope plane are respectively supported on the ground and the supporter. The supporter includes: two supporting legs adjustable in length, a beam horizontally provided between lower portions of the two supporting legs, wheels for making the loading ramp move conveniently, and a scissor jack for adjusting the height. The scissor jack includes: four scissor jack arms equal in length, and an adjusting-locking device for adjusting and locking the height of the height adjustable loading ramp. In addition, the supporting leg comprises an auxiliary fixing unit for fixing the relative position between the upper and the lower supporting legs and providing an extra security protection, in such a manner that the height of the height adjustable loading ramp is locked.

PORTABLE SLOPE

A portable slope comprising at least a plate member and a first reinforcing part, and configured in a manner such that the first reinforcing part extends in the longitudinal direction of the slope, a hollow part is formed between the plate member and the first reinforcing part, the shape of the cross-section perpendicular to the longitudinal direction of the first reinforcing part is quadrangular, and the like. Provided is a portable slope to be used to bridge a difference in step produced between buildings and train car bodies, the portable slope being lightweight and exhibiting excellent load bearing characteristics and durability, making it possible for a wheelchair-user to safely travel on the slope by the positioning of derailment prevention walls on both lateral surfaces of the slope, and further exhibiting excellent portability as a result of the slope itself being lightweight.

Assistance device for allowing a wheeled vehicle to pass over an obstacle
09719261 · 2017-08-01 · ·

An assistance device (1) to allow a wheeled vehicle to overcome an obstacle, comprising a frame, (2), an upper plate (4), a lower plate (3) with lateral rims (41), a flap (5) and a locking member (71; 72). The upper plate (4) is supported on the lateral rims (41). By moving in translation between a deployed position and a storage position, the lower plate (3) mechanically determines the height position of the upper plate (4) by sliding on the lateral rims (41). The flap (5) pivots relative to the upper plate (4) between a substantially vertical rest position and a deployed position resting on the lower plate (3). The flap (5) forms a junction between the lower plate (3) and the upper plate (4). The locking member (71; 72) is supported by the lateral rims (41) and locks the flap (5) in the storage position of the lower plate (3) and releases the flap (5) when the lower plate (3) leaves the storage position of same.