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Match Document Document Title
7571914 Push-pull cart collection device and conversion assembly  
The present invention is a shopping cart collection device adapted to engage to first and second shopping carts and capable of pulling a first train of shopping carts extending from the first...
7549502 Steering device for steering wheels  
A steering apparatus for steering wheels ( 1 ) of a vehicle ( 2 ) comprises support means ( 4 ) arranged for supporting said wheels ( 1 ), driving means ( 27 ) arranged for rotating said support...
7494154 Powered maneuverable and retractable trailer jack device  
A powered maneuverable and retractable trailer jack adapted for attachment to a tongue of a trailer has an external sleeve, a gear rack on an exterior of the external sleeve, a housing containing...
7481286 Motorized propulsion system for a bed  
According to the present disclosure, a propulsion system is provided to assist a caregiver in moving a patient support about a care facility. The propulsion system is detachably coupled to patient...
7464776 Motorized vehicle  
A utility vehicle having first and second vehicle modules and a method of operating a utility vehicle. The utility vehicle having a first vehicle module including a first vehicle body, a first...
7438144 Electrically-powered autonomous vehicle  
For power purposes, an electrically-powered autonomous vehicle requires a mass and/or a significant volume of batteries, the batteries being supported by an independent chassis ( 4 ). The...
7407024 Motorized traction device for a patient support  
A patient support including a traction device for powered movement of the patient support. The traction device includes a storage position and a use position.
7328761 Steerable trailer drive assembly  
A steerable drive assembly for local movement of a trailer includes an electric motor drive wheel unit having a drive wheel connected to the output shaft of a gear reduction unit. A steering shaft...
7311161 Hospital bed having a drive wheel unit  
A hospital bed includes a carrier frame, a driven wheel unit disposed below the frame, a motor unit, a drive wheel unit disposed below the frame and coupled operably to the motor unit in such a...
7306250 Method of attaching a manually operated wheelchair to a motorized scooter  
A method of attaching a manually operated wheelchair to a motorized scooter using an angle iron, an adjustable bar that has a left segment, a middle segment, a right segment and a pair of adapters....
7275907 Boat trailer tug  
The boat trailer tug includes a primary frame with a mounting beam that is attachable to a boat trailer frame. A primary collar is fixed to the mounting beam front end. A hitch tongue is connected...
7275608 Motor-driven vehicle with a vehicle frame and a driving device that are interconnected removably  
A motor-driven vehicle includes a vehicle frame and a driving device. The vehicle frame includes a main body and a retaining unit. The main body has a first connecting portion and a second...
7254468 Multi-network control system for a vehicle  
A vehicle is described herein which includes a first communication network, a second communications network and a router which is used to facilitate communication between the first and second...
7195253 Motorized traction device for a patient support  
A patient support including a propulsion device for moving the patient support. The patient support includes a propulsion system having a propulsion device operably coupled to an input system.
7134515 Utility transport system  
The present invention comprises a utility transport truck having electro-pneumatic controls for coupling and decoupling of devices which are in weight and sensitivity categories that make manual...
7080842 Device for climbing stairs for a wheelchair  
A device for climbing stairs for a wheelchair having a chassis ( 1 ) having a lifting device ( 3 ) and having receivers ( 17, 18 ) for the running wheels ( 16 ) of the wheelchair on arms running...
7032694 Propulsion sulky  
A self-propelled sulky for attachment to existing non-self-propelled equipment,thereby enabling the equipment to be converted into a self-propelled equipment with a modular propulsion system. The...
7006902 Control system and method for an equipment service vehicle  
An aircraft rescue fire fighting vehicle comprises a chassis module, a cab module, and a control system. The control system further comprises a plurality of input devices, a plurality of output...
6983813 Remote controlled and motorized baby walker  
A baby walker includes motor-driven wheels with the motor being connected to sensors on the walker and to a remote control system. The sensors on the walker prevent the walker from colliding with...
6945343 Motorized trailer wheel with direct drive and trailer incorporating same  
The invention is a motorized trailer wheel mounted to a trailer tongue jack which has a single power source such as 12-volt battery-powered electric motor and gear reducer. The motor drives a...
6938711 Freestanding self-propelled device for moving objects  
A freestanding self-propelled device for moving objects. The device includes a chassis having lower frame portions and upright frame portions. A single motor-driven drive wheel is centrally located...
6896079 Convertible wheelchair and methods for making the same  
A method for converting an ordinary wheelchair over to electric. The method employs a small electric scooter and fastener that are easily connected and separated for ease of transport. The result...
6860347 Wheelchair drive unit  
An electric drive attachment for a wheelchair comprising a drive housing containing an electric motor, a drive wheel which touches the ground and drives the wheelchair through frictional contact...
6758291 Compact multipurpose trailer tug  
A light portable tug including reversible wheels, a direct current motor device for driving the wheels and a drive train between such motor and wheels and including a control device for selectively...
6729421 Motor-assist gurney unit and method  
Motor-assisted unit for moving hospital gurneys. The unit includes a gurney, a detachable power unit for propelling the gurney, and a docking unit. The motor-assisted unit is usable with a...
6725955 Powered trailer to propel a two wheeled vehicle  
A two wheeled trailer is used to propel a two wheeled vehicle such as a bicycle or a scooter. The trailer is powered by an electric motor and at least one battery. The control of the motor is...
6698540 Motorized snowboard  
An apparatus for propelling a user over snow. The invention in one embodiment couples a propulsion unit behind a platform such as a snowboard. The propulsion section and snowboard are...
6662887 Clamping system  
A clamping system for releasably clamping a golf trolley, to a power drive unit comprises a clamping unit adapted in use to be permanently secured to the golf trolley and comprising a clamping...
6547018 Transmission for wheelchair  
A transmission for a wheelchair capable of selecting a manually operated manner and a motor-driven manner. The transmission includes: a transmission unit installed on the wheelchair for driving the...
6481514 Auxiliary power device of wheelchair  
To improve convenience of a wheelchair by enabling an outside fitting type of auxiliary power device to be automatically and securely mounted on and removed from the habituated wheelchair, the...
6343665 Motor-assisted hand-movable cart  
A motor-assisted hand-movable cart that can have an identical cart inserted into it in a space-saving manner, whereby the cart is provided with: a drive chassis having two front casters and two...
6341658 Modular vehicle system having variable configurations and its associated method of assembly  
A modular vehicle system consisting of a rear propulsion device and a variety of different front-end assemblies that can be attached to the rear propulsion device to create different types of...
6334497 Wheelchair motorizing apparatus  
A wheelchair motorizing apparatus which is mounted to a wheelchair frame utilizing a guide. The guide is oriented in a generally upright configuration. A support is movable along the guide for...
6290014 Power assist for bicycles  
A package operable to provide power assist to a pedal operated vehicle having a rear wheel, the vehicle movable longitudinally, comprises: a) a carrier b) a ground engaging drive wheel...
6279927 Wheelchair  
In a wheelchair which comprises a pair of drive wheels mounted to a body frame and a front caster wheel and a rear caster wheel mounted to the body frame to the front and rear of the drive wheels...
6276470 Power assisted adapter for pull type golf club bag carrying carts  
Power assisted pull cart adapter unit is useful for converting a standard golf club bag pull cart into a power assisted golf club bag cart. The adapter unit can include (1) a frame including a...
6244366 Cart transporter  
A power operated vehicle, of the type guided by a walking attendant, for conveying a plurality of nestable carts. The vehicle has a main body portion and is supported by a front rotatable caster...
6209670 Clutch for multi-directional transportation device  
A clutch for altering the direction of a drive unit of a transportation device between a first direction of travel and a second direction of travel, the drive unit having at least one drive wheel...
6179074 Ice shanty mover  
An ice shanty mover includes a frame on which a motor and traction wheel are mounted. A series of chains and gears connect the traction wheel to the motor such that the traction wheel rotates when...
6178575 Stretcher mounting unit  
A stretch mounting unit includes a unit body detachably mounted on a stretcher, a drive device attached to the unit body for providing an output, a center shaft for receiving the output of the...
6145611 Computerizable robotic automated bogie  
A computerizable robotic automated bogie is provided including a drive motor and a main drive shaft extending downwardly from the drive motor. A rotatable plate is rotatably coupled to a bottom of...
6138783 Drive unit suitable for coupling to a wheeled body, and resulting vehicle  
A drive unit capable of being coupled to a wheeled body to form a vehicle. The drive unit includes a construction having a frame with two opposite edges parallel to the forward direction, the frame...
6135222 Installing structure for an electrically-driven wheelchair  
In a wheelchair, a rear wheel part with a pair of rear wheels is assembled to the rear side of a frame in detachable state. The frame is constituted in foldable state. The rear wheel part and the...
6039134 Motor vehicle  
A motor vehicle comprising a first vehicle having a vehicle body defining a first inner space and a first drive for driving the first vehicle, and a second vehicle having a second vehicle body...
6003625 Rear-drive, ride-on tractor propulsion unit for articulation with manually steerable utility vehicles  
A rear-drive, ride-on tractor propulsion unit is provided for articulation with manually steerable utility vehicles wherein a hydrostatic trans-axle transmission couples a gasoline motor to...
5988304 Wheelchair combination  
A wheelchair combination includes a hand-propelled wheelchair (1) having two large drive wheels (3), at least one front support wheel 950 and a seat for the wheelchair occupant, wherein the...
5901791 Working vehicle  
A working vehicle includes an engine in the rear of a passenger seat, and a working machine vertically movably disposed in the rear of the engine, wherein an upper end of the working machine which...
5899284 Powered cart for golf bag  
A powered golf bag cart (10) including a frame assembly (20), a free wheel assembly (22), a drive wheel assembly (24), a power delivery assembly (26), a steering assembly (28), and a control...
5841209 Driving axle for an industrial truck  
An industrial truck, in particular a fork-lift truck, has a driving axle which is fixed to the industrial truck at two mounting locations at least. A rotor of an electric propulsion motor is...
5839528 Detachable motorized wheel assembly for a golf cart  
A detachable motorized wheel assembly for a golf cart has a support framework removably attachable to the rear section of a golf cart of the type having oppositely disposed and spaced apart wheels....
Matches 1 - 50 out of 212 1 2 3 4 5 >