Match Document Document Title
6205606 Vertically stored dock leveler  
A vertically storable dock leveler apparatus includes a generally planar ramp member mounted on a frame by a hinge connection which includes spaced apart hinge plates secured to the frame, each...
6199236 Vehicle service ramp  
A vehicle service ramp including a ramp member having an inclined rear wall and a horizontal top wall. A slot extends along the rear wall and the top wall through which an arcuate chocking member...
6195826 Aircraft engagement assembly for aircraft boarding bridges  
An engagement structure adapted for securement to the end of an aircraft boarding bridge includes a bumper assembly formed of a first bumper and an auxiliary bumper. The auxiliary bumper is...
6192541 Dynamic ramp interface system  
A dynamic ramp interface system to allow a roll-on/roll-off (RORO) ship to unload and load onto a pier, floating storage facility, or other ship during high sea states. The dynamic ramp interface...
6185775 Utility ramp  
A portable ramp for providing a bridge between surfaces of different elevations. The ramp includes a unitary construction which includes a traction plate, foot section and tongue section. The foot...
6175982 Geared wheelchair ramp  
The Geared Wheelchair Ramp is a wheelchair lift system designed to be a substitute for conventional ramps used to allow accessibility between floor levels. The key of the invention is a gearing...
6176192 Device for adjusting ramps  
In the case of ferries, floating bridges or the like, a bridge support and a ramp forming the connection to the bank are connected to one another pivotably via a pivot point. For adjusting the...
6139249 Truck box ramp  
A ramp is provided for use in loading and unloading truck boxes. The ramp includes a pair of parallel and spaced apart rails being connected by a plurality of track bars such that the track bars...
6131224 Coupling device for transfer between a static structure and a dynamic structure  
An improved coupling device for the transfer of personnel or objects between a static and a dynamic structure, such as between an offshore platform and a support vessel, which has two trunnion...
6131225 Docking assembly for a shuttle  
A docking assembly for the platform of a shuttle system includes a movable plate extending outward from the platform. The plate is engageable with an end wall of the shuttle such that the plate...
6125491 Counterbalance for mechanical dock leveler  
A dock leveler has a deck pivotally mounted to a frame. A counterbalance mechanism uses a pair of pivoting links connected together at a common point with a tension spring that is coupled at the...
6119634 Combination pet ramp and utility table  
A pet ramp assembly including a pair of elongated, molded first and second ramp components hinged together at adjoining ends by a simple pivot pin. A pair of side-locking pins serve the dual...
6112353 Dock leveler lip actuating mechanism  
A dock leveler lip extension mechanism includes a bellcrank pivotally mounted on the leveler ramp and connected to a pull chain, a pushrod for extending the lip and to a counterbalance spring...
6109854 Apparatus for raising and lowering baggage from an elevated platform  
A slide extends from an upper level platform to a lower level. The slide includes a bed with a smooth top surface and side frames that project upwardly from the bed. The bed is a sheet having...
6102648 Driving mechanism for vehicle lifts  
A vehicle lift for use in conjunction with a vehicle to facilitate passengers boarding and leaving the vehicle. The vehicle lift has an improved driving mechanism for moving a platform between a...
6081954 Dock leveler with linearly translatable lip  
A loading dock includes a dock leveler movable between raised and lowered positions. The dock leveler includes a dock board and a lip assembly that can be horizontally extended and retracted...
6079072 Foldable and rigidizable space spanning structure  
A frame assembly supports a work surface of either flexible material or of sections of foldable and unfoldable relatively rigid material all so that the frame assembly and material may either be...
6076215 Apparatus and method for attaching a loading ramp to a pickup truck  
A loading apparatus and method for attaching and mounting a loading ramp to a hitch receiver of a pickup truck, van or similar vehicle. A attachment apparatus is comprised of a receiver bar, a...
6067681 Hose bridge  
A hose bridge for bridging a hose extending over a surface, for example a fire hose for conveying water for extinguishing purposes, has a passage for the hose and defines a support surface that...
6061859 Self releasing hold-down mechanism for dock leveler  
A self releasing hold-down device for a dock leveler having a ramp mounted for pivotal movement about a hinge axis between a stored position and a working position includes an elongates ratchet...
6044511 Curb ramp  
A portable curb ramp (1) for wheeled vehicles and equipment (4) having a curb conforming contact surface (7) and a planar road contact surface (6) on an underside and a sloping top surface (5) to...
6035475 Maintenance prop for a dock leveler  
A dockboard, such as a pit type comprising a frame, a deck attached to the frame at one end thereof, a lip hinged to another end of the deck for movement between a pendant position and an outward...
6009587 Folding ramp  
A folding ramp which contains at least two ramp members which are pivoted together. The underside of the ramp has a plurality of bars or rods which form part of the pivot mechanism and which, in...
6009586 Truss and panel system for access ramps  
A ramp structure which may be constructed quickly to provide temporary or permanent access to all individuals between two areas of different elevation. A truss design allows long spans to form a...
5971692 Truck leveler  
A loading dock having a truck leveler for allowing the truck to be positioned at different heights. The loading dock includes a dock surface, a driveway extending from the dock surface and...
5950266 Method and apparatus for connecting a passenger boarding bridge to a movable body  
An apparatus for connecting a movable body (114) to a passenger boarding bridge (110)is provided. The apparatus includes a cab (118) with a periphery (206) on one end of the passenger boarding...
5946756 Molded plastic ramp  
A molded plastic ramp is made in a one-step molding process. The ramp includes reinforced side and rear walls and a smooth radiused ramp surface. The ramp includes laterally extending side and...
5938397 Loading and unloading ramp for pickup trucks trailers and vans  
A mating pair of portable metal ramps for use with pickup trucks, trailers and vans to load and unload small sized wheeled vehicles such as all terrain vehicles, riding lawn mowers, small tractors...
5933898 Portable wheelchair ramp  
A series of hingedly connected spanning panels is provided. Each spanning panel includes two opposing outer edges. Alternating ones of the spanning panels include a raised ridge disposed along...
5926889 Vehicle ramp construction  
A vehicle ramp construction to facilitate the loading and unloading of a vehicle bed such as the bed of a pick-up truck. The ramp may be deployed in conjunction with any raised surface to permit...
5913340 Walkway platform  
An elevated walkway platform comprising at least one elongated platform module positioned in a generally horizontal attitude and being supported above a work area. The platform module comprises a...
5903943 Modular dockboard  
The dockboard in one embodiment includes three upper members and two lower members which can be stored and shipped unassembled and readily assembled in the field for use. Each of the members...
5901395 Modular threshold ramp  
A low pitched, wedge-shaped ramp has flanges on two sides and to provide easy access for a wheeled device such as a wheelchair, the ramp has a flattened frontal edge. An upwardly angled top...
5897285 Low profile loading ramp  
A cargo truck is provided having a loading ramp assembly to aid in loading and unloading items from a cargo box on the truck. The loading ramp assembly is adjustable between a loading position...
5894618 Ramp system  
The present invention relates to a ramp system. The ramp system includes a riser component that includes a first side and a second side that meets the first side. The second side and first side...
5870788 Portable ramp device  
A portable ramp for use in allowing access for the disabled, in a wheelchair, to enter an automobile, elevated area and the like or for similar entry use by a pet. The ramp is comprised of a...
5862884 Lightweight vertical lift device for windy conditions  
The present invention is an improved wheeled, light-weight lift which meets standards for airline ground support vertical lift devices, specifically being capable of use on airport tarmacs in...
5845356 Loading ramp and handling apparatus  
A combined loading ramp and handling apparatus use on a loading dock comprises a ramp with rollers mounted on its side edges and a pair of parallel rails mounted on the loading lock. The rails...
5836028 Curb-crossing apparatus  
A curb crossing apparatus having a pivot member and a ramp member for preventing damage to a curb and equipment upon the equipment's transport between a street and elevated subgrade.
5831540 Control system for loading docks  
A system to determine the usage of loading dock equipment such as a dock leveler, a vehicle restraint and a barrier gate to provide an output indicative thereof. For each loading dock component...
5815870 Reversible ramp and method for fabricating same  
A ramp, and a process for fabricating the ramp, wherein the ramp is reversible. First and second elongate side members which can be formed of an extruded magnesium alloy. A plurality of grates,...
5794537 Deck-edge hinge for loading bridge  
A fully protective multi-unit railroad freight car for carrying motor vehicles on two or three levels with the lowest level being in a cargo well between a pair of deep side sills. A pair of...
5794291 Ramp  
A ramp for loading and unloading snowmobiles and other vehicles from a load bed such as a trailer or transport vehicle. The ramp comprises a pair of longitudinal tracks joined by a plurality of...
5781954 Extension ramp for use in combination with a car ramp  
The extension ramp is suitable for use with a car ramp having a raised platform portion for supporting a car wheel and a downwardly elongated sloped portion connected thereto, the sloped portion...
5781953 Dock leveler ramp  
A loading dock leveler adapted for being supported for pivotal movement on a loading dock to provide a pathway between the dock and a vehicle being loaded or unloaded includes a ramp formed of a...
5768733 Ramp securing device  
A ramp assembly for spanning between a first lower surface and a second relatively elevated upper surface defined by a structure has an elongated runner that is supported in an inclined...
5761757 Passenger boarding bridge for servicing commuter aircraft  
A passenger boarding bridge for providing a passageway from an aircraft to a passenger terminal includes a cab section with a floor. The floor of the bridge is provided with a cutout portion that...
5740575 Ramp systems  
A ramp system made up of any selected member ramp sections connected together, end to end, by stands. The ramp sections have depending flanges at each end that engage retaining rails in the...
5704086 Passenger boarding bridge  
Passenger boarding bridge extendable sections are provided with roller assemblies supporting one extendable bridge section relative to a second extendable bridge section wherein the roller...
5676515 Low floor vehicle ramp  
A low-floor-vehicle ramp has a slideway (13) attached to a bottom side of a vehicle floor (2) proximate a door sill, a boarding-ramp assembly (1) hinged to a ramp-control plate (14) that slides on...