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Raising or lowering of load or load holder includes curvilinear movement

Subclass of:

414 - Material or article handling

414467000 - SELF-LOADING OR UNLOADING VEHICLES

414539000 - Loading or unloading by other carrier or mover means, and the load movement thereof

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
414546000 Raising or lowering of load or load holder includes curvilinear movement 57
20080247854Roller Retainer - A roller retainer mounted on a roller comprises a first guiding frame and a second guiding frame that are integrally connected with each other in a vertically staggered manner. The first guiding frame and the second guiding frame are located along the two diagonals of the roller respectively. The thickness of the first guiding frame and the second guiding frame is utilized to keep the space between the two non-loading surfaces of roller and a track. The roller retainer can further keep the space between each roller. Thereby, the roller retainer can prevent the rollers from contacting each other; the loading surfaces can still contact the track and the non-loading surfaces are prevented from colliding with and rubbing against the track, thus reducing the noise and ensuring the moving direction.10-09-2008
20080247855Vehicle Mounted Carrier - A vehicle mounted carrier comprising a vertical lift removably secured to a vehicle. The lift further comprising: a base removably secured to the lift and threadably engaging the lift to effectuate vertical movement, and having one or more hooks for removably securing to an article adapted to receive the hooks.10-09-2008
20090010744LIGHTED VEHICLE ACCESS SYSTEM AND METHOD - A lighted vehicle access apparatus and method are disclosed, wherein one or more lights coupled to a movable platform are positioned to illuminate the platform. In some embodiments, the lights are in a fixed position with respect to the platform (and therefore movable with respect to the vehicle), while in other embodiments, the lights are movable with respect to the platform in movement of the platform between stowed and deployed positions and/or between raised and lowered positions with respect to the vehicle. The lights can be coupled to one or more arm assemblies of the vehicle access apparatus, to one or more handles of the vehicle access apparatus, or in other locations. Also, the lights can be electroluminescent light elements, bulbs, or other types of light-emitting devices.01-08-2009
20090097951Loading and unloading reel carrier truck - A cable reel carrier device, including at least one pair of work arms that engage a spindle bar in the center of a reel of cable and the like, and the work arms lift the reel on to or off of a truck bed. Where two pairs of work arms are used, the first reel is passed forward from the first pair to the second pair. A safety device engages the spindle bar to prevent inadvertent release of the reels.04-16-2009
20090129906Method of Stowing Wheelchair Lift - A wheelchair lift for use in conjunction with a vehicle having a floor. The lift includes a power-actuating system, a platform assembly having first and second platform sections, a linking assembly having first and second vertical arms connected to the platform assembly, and first and second fold-facilitating links connecting the first and second vertical arms, respectively, to the first and second platform sections. The linking assembly connects the power-actuating system to the platform assembly. During a folding process, the first and second fold-facilitating links cause the first platform section to pivot with respect to the second platform section and the first vertical arm to move with respect to the second vertical arm.05-21-2009
20090191037APPARATUS FOR LEVEL RIDE LIFT - A lift having a platform with a substantially level ride is described. The lift reduces the distance between the ground and the platform in the ground position. An extension plate having receiving portions for accommodating portions of the lift when the platform is in a bed level position.07-30-2009
20090196723CABLE REEL TRAILER - The present invention pertains to a trailer for lifting and transporting cable reels. The trailer has a base, a pair of substantially perpendicular cantilevers, and a latch assembly. The cantilevers lift a cable reel off of the ground, and the latch assembly transfers at least a portion of the weight of the reel from the cantilevers to the base. The base is mounted on wheels and can be pulled or pushed by a vehicle connected to the base.08-06-2009
20110085880Cart or load lift - A cart or load lift is disclosed which is positioned within the body of a box truck or the like inwardly of a door opening formed in the side or rear of the box truck. The lift includes a load support located on the outer ends of a pair of parallel arm assemblies so that the load support may be moved from a stowed position within the vehicle to a lowered position outwardly of the vehicle to enable a cart or load to be positioned thereon and then raised upwardly and inwardly into the vehicle.04-14-2011
20110116902CABLE REEL TRAILER - The present invention pertains to a trailer for lifting and transporting cable reels. The trailer has a base, a pair of substantially perpendicular cantilevers, and a latch assembly. The cantilevers lift a cable reel off of the ground, and the latch assembly transfers at least a portion of the weight of the reel from the cantilevers to the base. The base is mounted on wheels and can be pulled or pushed by a vehicle connected to the base.05-19-2011
20110250041Hose Loading Apparatus - A hose loading apparatus is provided. The hose loading apparatus includes a storage bed, and an actuation arrangement. The actuation arrangement is operably connected to the storage bed. The actuation arrangement is operable to move the storage bed along an arcuate path between a raised and a lowered position to dispose the storage bed along side a vehicle. The actuation arrangement is also operable to maintain the storage bed in a horizontal orientation as the storage bed transitions between the raised and the lowered positions.10-13-2011
20110255944LIFTING APPARATUS FOR USE IN A TRUCK BED - A lifting apparatus has a support structure, a frame pivotally connected to the support structure, an actuating means connected to the frame so as to move the frame between a retracted position and an extended position, a lifting bar pivotally connected to the frame, and a linkage having one end pivotally connected to the support structure and an opposite end connected to the lifting bar. The lifting bar has a first strut with one end pivotally to the frame, a second strut with the one end pivotally affixed to the frame, and a cross member affixed adjacent to opposite ends of the first and second struts and extending thereacross. The linkage includes a first link and a second link each having fixed lengths.10-20-2011
20120093623Power lift system and method - A power lift system and method are disclosed. In one particular exemplary embodiment, the power lift system and method may be realized as a power lift and transfer system. The power lift and transfer system may move, stow, and carry a mobility device for a user with a disability. The power lift and transfer system may further transport the mobility device in and out of a vehicle from a position adjacent to a user or on top of the vehicle to passenger or driver areas of the vehicle.04-19-2012
20120195725ROTATING LIFT SYSTEM AND METHOD - A rotating lift system and method for transporting oversized agricultural implements. The rotating lift system includes a rotator arm, a rotator arm guide, an arcuate rotation track all mounted on a trailer frame. A load lift assembly is mounted on the rotator arm and is movable between lowered and raised positions and is adapted for connecting to a load. The rotator arm is pivotally connected to the trailer frame and rotates about a vertical axis. The rotator arm guide is connected to the opposing end of the rotator arm and engages the rotation track. The rotating lift system and method are adapted for engaging, lifting and rotating an implement and moving the implement between perpendicularly opposed field use and transport positions.08-02-2012
20130034413VEHICLE - When the load factor of a loading/unloading apparatus reaches a second reference value that is smaller in load factor than the first reference value, the operation speed of the loading/unloading apparatus becomes a reduction state. It is possible to make load vibration difficult to be generated in a load. Further, fine adjustment of the manipulation becomes easy, such that it is possible to prevent the load factor from reaching the first reference value due to careless manipulation of the operator. Even if the load factor reaches the first reference value, the operation speed of the loading/unloading apparatus has been reduced, such that it is possible to prevent load vibration of the load W when stopping.02-07-2013
20130034414VEHICLE - Provided is a vehicle that elevates a working beam installed between a pair of booms with a working beam elevating unit and can ensure the area of a load receiving surface where a load is loaded. The working beam elevating unit is received in a working beam and one end of a chain is fixed to a boom. Therefore, the working beam is moved up/down by loosening and retracting the chain. Therefore, as the working beam elevating unit is installed at the working beam, it is not necessary to ensure a space for installing the working beam on a vehicle body. Therefore, it is correspondingly possible to enlarge the space (area of the load receiving surface) on the vehicle for loading a load.02-07-2013
20130034415VEHICLE - Provided is a vehicle that controls operation of a loading/unloading apparatus based on a manipulation instruction from a manipulation remote control unit and can ensure safety when loading/unloading a load. An opening window is formed to be open on the rear side of an operator cab and an LCD displaying the operation state of a loading/unloading apparatus is installed, with the display surface facing the opening window, in the operator cab. Therefore, it is possible to check the display of the LCD from the outside of the operator cab through the opening window. Therefore, an operator can perform manipulation while acquiring the information on the operation state of the loading/unloading apparatus from the LCD, such that it is possible to ensure safety when loading/unloading a load by manipulating the manipulation remote control unit.02-07-2013
20130034416VEHICLE - First and second connection terminals that are connection places of manipulation remote control units are installed at the front and rear of a vehicle. Therefore, it is possible to manipulate the manipulation remote control units at positions (ahead of and behind the vehicle) according to the amount of sunlight by changing the connection position. In this case, the rotation direction of the loading/unloading apparatus is reversed in accordance with the connection place of the manipulation remote control unit, such that it is possible to prevent miss-manipulation of the manipulation remote control unit by an operator who manipulates ahead of and behind the vehicle.02-07-2013
20130034417VEHICLE - There is provided a vehicle which can stably load or unload a long heavy load and lower a height of a working space necessary for loading or unloading the weight body. The loading/unloading apparatus suspends and maintains a load in a working beam installed between a pair of booms and rotates the pair of booms toward the left or right direction of a vehicle body, such that the load is unloaded from the vehicle body in a construction field or loaded from the construction field onto the vehicle body. Thus, the height of the working space necessary when the load is loaded or unloaded can be reduced as compared with a crane structure for loading and unloading the load by the fluctuation of a boom.02-07-2013
20130142604Wheelchair Transportation Loading and Storage Apparatus - An apparatus for loading a wheelchair into a vehicle and automatically storing the wheelchair within an enclosure that protects the wheelchair and the mechanisms of the apparatus from exposure to weather during transportation is disclosed. The Wheelchair Transportation Loading and Storage Apparatus would primarily be used to automatically load into and store a wheelchair within an enclosure, which protects the wheelchair and the apparatus' mechanisms from exposure to weather during transportation, which is mounted in a portion of a pick-up truck bed as to allow for substantial use of the pickup bed for other purposes such as the transportation and storage of tools and materials, and which appears as an ordinary pick-up-truck-bed tool box when it is in the stowed position. The Wheelchair Transportation Loading and Storage Apparatus comprises a wheelchair hoist, a weather-resistant enclosure and a control module which may be operated remotely.06-06-2013
20130243555Box Lifting Assembly for Dump Trucks or Similar Vehicles - There is provided a lifting assembly for selectively loading a container onto a chassis of a vehicle and unloading the container from the chassis, the lifting assembly comprising: a frame connected to the chassis; an arm having a first end pivotably connected to the frame and a second end releasably connectable to the container; and a pivoting actuator having a first actuator portion pivotably connected to the frame and a second actuator portion pivotably connected to the arm between the first and second ends thereof, the second actuator portion being linearly movable relative to the first actuator portion for pivoting the arm relative to the frame to selectively move the container towards the frame and away from the frame. There is further provided a cargo-carrying vehicle comprising the lifting assembly and a method for unloading a container mounted on a chassis of a vehicle from the vehicle.09-19-2013
20130251488Vehicle Lift - A vehicle lift for a load, such as a wheelchair. The whole lift is movable between a retracted position and an extended position that comprises a support pillar, a platform, and a lifting device. The platform is connected pivotably to the support pillar and has a horizontal pivot axis such that the platform is pivotable about the horizontal axis. The lifting device is hingedly connected to the support pillar and is configured for lifting and lowering the support pillar with the platform between the retracted position and the extended position. The support pillar is one piece and has a curved configuration along the longitudinal axis.09-26-2013
20130251489VEHICLE LIFT WITH BIASING DEVICE - A vehicle lift for a load, such as a wheelchair. The whole lift is movable between a first retracted position and a second extended position comprising a support pillar, a platform, a lifting device, and a biasing element. The platform is connected pivotably to the support pillar and has a horizontal pivot axis such that the platform is pivotable about the horizontal axis. The lifting device is hingedly connected to the support pillar and is configured for lifting and lowering the support pillar with the platform between the retracted position and the extended position. The biasing device biases the platform in to the second extended position and acts upon the region of the hinged connection between the platform and the support pillar.09-26-2013
20140003897FOLDING ASSISTING ARM ASSEMBLY FOR LIFT GATES01-02-2014
20140056674CABLE REEL TRAILER - The present invention pertains to a trailer for lifting and transporting cable reels. The trailer has a base, a pair of substantially perpendicular cantilevers, and a latch assembly. The cantilevers lift a cable reel off of the ground, and the latch assembly transfers at least a portion of the weight of the reel from the cantilevers to the base. The base is mounted on wheels and can be pulled or pushed by a vehicle connected to the base.02-27-2014
20140079517LIFT GATE SYSTEM WITH EXTENSION PLATE AND A LIFT GATE PLATFORM - The present invention provides a lift gate system. In one embodiment, the lift gate system comprises a lift platform, a lifting mechanism, and at least one stop member. The lifting mechanism moves the lift platform between a raised position and a lowered position. The lift platform is substantially aligned with an extension plate when the lift platform is in the raised position. The stop members are positioned between the extension plate and the lift platform. The stop members provide a gap between the extension plate and the lift platform when the lift platform is in the raised position.03-20-2014
20140105711WHEELCHAIR LIFT - A wheelchair lift includes a platform assembly to receive a wheelchair and a power control assembly to control a movement of the platform assembly between an unfolded configuration and a folded configuration. The platform assembly includes an inner plate and an outer plate, wherein the inner plate is pivotably coupled to a holding arm by a hinge element and the outer plate is pivotably coupled to the inner plate. The wheelchair lift further includes a linkage assembly having a first end coupled to the outer plate and a second end (04-17-2014
20140161575LIFT FOR ATTACHMENT TO VEHICLES - A lift for attachment to a vehicle is described. The lift includes a hitch assembly with a hitch receiver insert, a first support member, and a second support member. Each of the two support members may include an upper portion and a lower portion, the upper portion oriented at an angle with respect to the associated lower portion. The support members may be mounted to the hitch assembly, at locations separated by a first offset, and may be mounted to a platform assembly, at locations separated by an equivalent second offset. As a lifting mechanism mounted to the hitch assembly provides a lifting force to one of the support members, the platform assembly is raised from a lowered position to a raised position, with a platform included in the platform assembly being maintained, by way of the two equivalent offsets, in a substantially horizontal orientation over the course of travel.06-12-2014
20140286740Lift System - Embodiments of the invention comprise a self-supporting platform style lift system operating from a transport position to a lifting position for assisting in egress and ingress from a vehicle. In a lifting position, a platform member extends from a rotating frame capable of axial rotation about a vehicle frame. A ground frame, lifting frame, and platform frame system allow the platform member to be raised and lowered to the vehicle. The point at which the platform frame and lifting frame make contact with the ground provides support for applied loads on the platform member, thereby reducing stress and strain on the frame of a vehicle. In a transport position, the platform member extends parallel with the face of the vehicle.09-25-2014
20140377047WHEELCHAIR LIFT - A wheelchair lift (12-25-2014
20160067121LIFT APPARATUS FOR A VEHICLE - A lift apparatus (03-10-2016
20160375812Method and Apparatus for Loading and/or Unloading Caskets - A casket loading and/or unloading apparatus comprises a frame having an end adapted to be pivoted adjacent a rear edge of a bed of a transport vehicle for pivoting about a pivot axis generally transverse to a longitudinal axis of the transport vehicle, and a motion generating device operable between the frame and the transport vehicle for pivoting the frame from a first generally vertical position to a second at least generally horizontal position. A vertically oriented casket in the transport vehicle can be secured to the frame, and the frame with the casket secured thereto can be pivoted from the first generally vertical position to the second at least generally horizontal position to facilitate unloading the casket from the transport vehicle.12-29-2016
414547000 Pivotable, telescopic arm imparts path of plural radii 4
20120027550AUTOMATED INSTALLATION SYSTEM FOR AND METHOD OF DEPLOYMENT OF PHOTOVOLTAIC SOLAR PANELS - A system of method for automated deployment of a plurality photovoltaic solar panels carried as a unit by a carrier. The system includes an installation trailer, a robot having a mechanism for picking up a carrier and a push actuator. Carriers carrying a plurality of solar panels as a unit may be installed using the system by carrying a plurality of carriers on an installation trailer to a row of rails onto which the carriers are to be installed. The robot picks up each carrier and aligns and places the carrier on the rail system. The push actuator pushes the carrier down the rail system, making space for the next carrier to be installed.02-02-2012
20120183382Robotic Vehicle - A robotic vehicle is disclosed, which is characterized by high mobility, adaptability, and the capability of being remotely controlled in hazardous environments. The robotic vehicle includes a chassis having front and rear ends and supported on right and left driven tracks. Right and left elongated flippers are disposed on corresponding sides of the chassis and operable to pivot. A linkage connects a deck system to the chassis. The deck system includes a deck base and a payload deck configured to support a removable functional payload. The linkage has a first end rotatably connected to the chassis at a first pivot, and a second end rotatably connected to the deck at a second pivot. Both of the first and second pivots include independently controllable pivot drivers operable to rotatably position their corresponding pivots to control both fore-aft position and pitch orientation of the payload deck with respect to the chassis.07-19-2012
20130164105Truck Having a Multi-Axle Chassis for Transporting, Depositing and Receiving Articles - A truck with a multi-axle chassis for transporting, depositing and picking up an article, in particular, a working machine used particularly at selected track installations is disclosed. The chassis has in the rear region a loading platform which is rotatable relative to the chassis and has a swivelable telescopic boom. A loading surface located on the same level as the loading platform is arranged in front of the loading platform on the chassis and is outfitted with a loading system for transporting the article from the loading platform to the loading surface, and vice versa. The loading platform has the telescopic boom and a gear ring engaged with a drive motor for vertical rotation of the loading platform for enabling the telescopic boom to deposit and pick up the article in an area surrounding the truck.06-27-2013
20160375814OMNIDIRECTIONAL VEHICLE TRANSPORT - Concepts of omnidirectional vehicle transport are described. In one embodiment, an omnidirectional vehicle includes a transportation platform, a drive system, and wheels. At a surface level, the vehicle can maneuver in any direction, including longitudinal and lateral directions. The vehicle can also be positioned to engage the wheels with a track having a rack gear to engage with the wheels. A control system of the vehicle can then drive the wheels in engagement with the track to raise the vehicle to a second level. At the second level, the vehicle can maneuver to transfer items onto the vehicle for transportation of the items back to the surface level. After the items are transferred onto the vehicle, it can be positioned for engagement with the track, and the control system can drive the wheels to lower the vehicle to the surface level and offload the items.12-29-2016
414549000 Carrier or mover includes means enabling additional movement of a rectilinear nature in a direction other than vertical 2
20120275891WHEELCHAIR LIFT DEVICE - An easy to use and compact wheelchair lift device that can be quickly and easily installed to load a wheelchair into the trunk of a vehicle. A representative lift is designed such that the wheelchair may be loaded properly and completely without the lift or the wheelchair striking the vehicle. The representative lift is also designed to reduce back strain on an operator by precluding the need to lift the wheelchair. In one embodiment, the wheelchair lift comprises a base frame that may be installed in the trunk of an automobile, a wheelchair platform configured to hold a wheelchair, a sliding frame configured to slide the wheelchair platform to or from the trunk of a vehicle, and a pivoting lift mechanism configured to raise or lower the wheelchair platform to or from the ground.11-01-2012
20160250959TROLLEY WITH ARTICULATED ARM09-01-2016
414550000 Carrier or mover includes means enabling additional movement about a vertical axis 7
20090067968Lifting device - A lifting device for attachment to a vehicle trailer hitch. A lifting boom extends over the centerline of the vehicle and is attached to a vertical arm that has a side arm extending to the hitch. A mechanical screw jack that functions as a linear actuator raises the lifting boom about a pivot point in the vertical direction and is driven by a rotating power means such as a cordless drill. The vertical arm also includes a swivel bearing that permits movement of the lifting boom over the sides of the vehicle.03-12-2009
20110002764VEHICLE DRIVER WHEELCHAIR LIFT - Disclosed is a vehicle driver wheelchair lift, the lift having a bearing mount fixed to the vehicle that rotationally captures a pivot rod to which a pair of forks are attached by a parallelogram linkage. The rod rotates in the bearing to move the forks horizontally in and out of the vehicle, while the parallelogram linkage expands and contracts to raise and lower the forks. The purpose of the parallel linkage is to allow the forks to move vertically while maintaining a horizontal position. The forks are adapted to engage a pair of horizontal fork receivers fixed to a wheelchair. A vertical linear actuator expands and contracts the linkage to raise and lower the forks vertically. A motor turns the pivot rod to rotate the forks horizontally. In one exemplary embodiment, a lock on the forks secures the receivers and chair on the forks and a sensor signals when the receivers are in locked position suitable for raising and lowering. In one exemplary embodiment, the parallel linkage has outwardly offset lower joints to establish a preset raised position at maximum extension.01-06-2011
20120294700CANOPY CRANE - A crane having a base unit, a mast, a boom, a support, and an elevator mechanism is disclosed. The base unit couples to a hitch of a vehicle, such as a pickup truck. The mast extends from the base unit, and the boom extends from the mast. The support is coupled to a distal end of the boom and is configured to engage a load, such as a canopy for the pickup truck. The elevator mechanism is configured to elevate the boom to life the load relative to the vehicle. The boom and the elevator assembly are rotatable about the mast.11-22-2012
20140003898ROTATING LIFT SYSTEM AND METHOD01-02-2014
20150056050WHEELCHAIR - A wheelchair lift mountable to a wheelchair for assisting a person in transferring him or herself on or off a wheelchair is disclosed. The wheelchair lift is attachable to a frame of the wheelchair for supporting a support over a seat of the wheelchair. The wheelchair lift is operative to raise and lower the support and also shift the support left and right to transfer the person on and off the wheelchair.02-26-2015
20150342111ROTATING LIFT SYSTEM AND METHOD - A lift system and method for transporting agricultural implements. The lift system includes a pair of lower linkage arms, an upper link, and at least four carriage wheels for transporting the lift system along carriage guide rails of a trailer frame. A load lift assembly is mounted on the trailer and is movable between lowered, loading position, a raised position, and a transport position. It is capable of connecting to a load having a three-point hitch. A gas strut may optionally be equipped to aid in the lifting process. A telescoping light bar may be included to increase safety while in transport.12-03-2015
20160001832Self-Propelled Trailer - A self-propelled trailer is provided and includes a frame, a pair of rear drive wheels, a steerable wheel, a drive system, a platform, and a lifting device. The pair of rear drive wheels are positioned under the frame along one end thereof, while the steerable wheel is positioned under the frame along an opposite end thereof with respect to the pair of rear drive wheels. The drive system includes a power system connected to the pair of rear drive wheels and a control system connected to the steerable wheel. The platform is positioned above the frame, while the lifting device is positioned between the steerable wheels and the pair of rear wheels. The platform includes a crane extending upward from the frame.01-07-2016
414555000 With means to grasp load 3
20080279666Apparatus and method for lifting containers - A lifting apparatus is adapted for use in lifting a container having a pair of channels, each of the channels having a pair of open ends. The lifting apparatus includes an elongated support bar and a hook assembly mounted on each end of the support bar. Each of the hook assemblies includes a pair of hooks and a hydraulic cylinder and piston for rotating the hooks between open and closed positions. The container is lifted by lowering the support bar with the hooks in the open position until the hooks can be rotated into the open ends of the two channels. The hooks are then rotated to the closed position so that the hooks extend into the channels. The lifting apparatus is then raised to lift the container.11-13-2008
20100104409System and method for a forwarder headboard - A headboard assembly connected to a machine frame includes a stationary gate that is pivotally connected to the frame and a moveable gate disposed in slidable engagement with the stationary gate. A linear actuator pivotally connects the moveable gate to the frame via first and second pin joints. The linear actuator selectively extends and retracts the moveable gate relative to the stationary gate when the headboard assembly is in an operating position. The linear actuator is further arranged to selectively tilt the headboard assembly relative to the frame when the headboard assembly is in a service position.04-29-2010
20130294874Hook lift jib apparatus - An apparatus for a hook lift jib which is easily movable between an extended position and a retracted position to make the applications for use of this apparatus more universal since it is capable of being used for lifting and handling of refuse containers of various sizes. The jib member can be retained in the extended position by the placement of two locking pins extending therethrough or it can be capable of floating or automated self movement between the extended and retracted position responsive to removal of one of the pin members. The hook lift jib apparatus is designed to be particularly useful handling containers of different sizes particularly useful with containers wherein the container grip bar is between 54 inches and 61 inches from the adjacent ground surface.11-07-2013
414556000 Carrier comprises movable component of load-receiving portion 8
20080317572METHOD FOR LEVEL RIDE LIFT - Methods for manufacturing and installing a lift assembly having an extension plate and a lift with an adjustable platform are described12-25-2008
20080317573APPARATUS FOR LEVEL RIDE LIFT - A lift having a platform with a substantially level ride and including an extension plate is described. The lift also reduces the distance between the ground and the platform in the ground position.12-25-2008
20120219395SEATBELT DEVICE FOR WHEELCHAIR - An engagement fixture of a shoulder belt is connected to and supported by an engagement buckle disposed in a vehicle interior. When a platform is positioned in a getting in/out position in a vehicle exterior, the engagement fixture of the shoulder belt can be temporarily connected to a temporary fastening fixture provided to the platform. To the contrary, when the platform is positioned in a loading position in a vehicle interior, a connection condition of the engagement fixture of the shoulder belt can be changed from a temporary connection of the fastening fixture to a securely supportable connection of an engagement buckle in the vehicle interior. Thus, it is possible to simplify a belt attaching operation after a wheelchair is loaded in a vehicle while a columnar support member used in the conventional platform is abolished.08-30-2012
20130322997Remote equipment storage apparatus with a downwardly extendable retrieval position - An apparatus for facilitating the storage of equipment such as ladders in the upper area, but particularly in the upper area on the outside of emergency vehicles such as trucks which includes a capability of moving the ladder to an extended lower deployed position to facilitate immediate access thereto by emergency workers such as firemen. An outer bracket is connected to an inner housing through a parallel linkage with the inner housing attached to the vehicle and the outer bracket attachable to the equipment. The outer bracket includes a downwardly extendable sliding carriage to facilitate positioning of the equipment at a lower level for aiding in retrieval thereof utilizing a flexible control arm.12-05-2013
414557000 Tailgate 4
20080206033ANTI-CHUCKING TAILGATE - An anti-chucking device (08-28-2008
20080219823LIFTGATE MOUNT ASSEMBLY WITH RETRACTABLE PIN INTERFACE - A liftgate assembly may include a mount assembly for use in mounting the liftgate assembly to an associated vehicle. The mount assembly may include a mounting structure that has: (a) first and second beams where the first beam has a first opening; (b) a cross member operatively connected to the first and second beams; and, (c) a retractable pin mechanism including a first pin that can be extended through the first opening in the first beam and through a first opening formed in an associated vehicle to secure the liftgate assembly to the associated vehicle.09-11-2008
20100124479LIFT ASSEMBLY FOR A VEHICLE - A lift assembly adapted for use with a vehicle having a substantially horizontal cargo floor and a trailer hitch receiver, the lift assembly including a tongue member having a longitudinal axis and adapted for slidable insertion along the longitudinal axis into the receiver. A frame is attached to the tongue member and includes a pair of four-bar linkages, each of which includes rigid linkage members pivotably attached along substantially parallel pivot axes. Connected to the frame is a platform having a substantially planar load surface that defines a front edge and is substantially horizontally positioned. A first linkage member and the platform are moved together when the tongue member is in the receiver between a lowered state and an elevated state in which the horizontally positioned load surface is generally parallel with the cargo area floor and the load surface front edge is proximate to the cargo area floor. The platform has arcuate movement between the lift assembly lowered and elevated states and generally horizontal movement relative to the cargo bed as the lift assembly is moved toward and out of the elevated state.05-20-2010
20130189062HYDRAULIC PUMP CONTROL SYSTEM FOR LIFT GATE APPLICATIONS - The hydraulic pump control system enables the synchronization of two independently mounted hydraulic lifting cylinders in a lift gate environment. A directional valve is added to the hydraulic line path between the lift cylinders and their respective pumps and reservoir tank. By connecting two pumps to one motor, the synchronization of the pumps is enabled for power up operations of the lift, and through the additional application of the directional valves, the oil flow rate to the lift cylinders (e.g., during a power down operation) can be maintained as hydraulically identical, thus synchronizing the movement of each lift cylinder with respect to the other, even in the presence other outside conditions that would could otherwise cause a desynchronization of the lift cylinders.07-25-2013
414558000 Carrier movable to storage position beneath vehicle 2
20110229294Apparatus and Method for Lifting And/Or Lowering Stretchers Or Gurneys Into, Or Out Of, Emergency Vehicles - An integral lift assembly incorporated into a storage compartment under the patient compartment of an emergency vehicle. The integral lift assembly is stored in the storage compartment until a patient is loaded onto the emergency vehicle. During the loading process, the integral lift assembly extends, under power, from the storage compartment, and is lowered to the ground to allow a stretcher or gurney to be rolled onto it. A lift arm raises the structure or gurney, under power, and automatically aligns it with the floor of the patient compartment. The stretcher or gurney is then rolled into the patient compartment. The lift arm then rotates to a storage position and is retracted to a storage compartment underneath the patient compartment.09-22-2011
20130004276LIFTGATE AND MOUNTING BRACKET SYSTEM - The present invention provides a method and system of installing a liftgate under a vehicle bed. In one implementation, the system includes a liftgate and a mounting device. The mounting device comprises at least one mounting bracket having a group of multiple substantially horizontal slots vertically stacked relative to one another so as to be at different heights relative to ground when the bracket is installed under a vehicle bed essentially parallel to ground. The slots are vertically spaced on the bracket relative to one another to accommodate different vehicle bed heights so as to maintain the liftgate within a desired vertical ground clearance when mounted in a slot on said bracket under a vehicle bed.01-03-2013
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