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An extension member is attachable to a trailer hitch and extends away from the vehicle and is connected to a seating frame supporting a toilet seat.
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| Number | Title | Issue Date |
| 7418327 | Method for determining a control standard of an active vehicle steering device controllable by a control device A method for determining a control standard of an active steering device (10) of a vehicle (1) controllable by a control device (11). A driving dynamic of the vehicle (1) is influenced according to the control standard. The control standa... | 08/26/2008 |
| 7347427 | Wheel provided with driving means A wheel provided with an electro motor in the wheel. A wheel strut is attached to a vehicle, and a wheel is attached to the wheel strut. The electro motor causes a wheel attachment component to rotate about its longitudinal axis. Data from the wheel is exchanged wit... | 03/25/2008 |
| 7329161 | Amphibious recreation vehicle An amphibious passenger vehicle having several open or covered holes and a surrounding cover to accommodate fishing and hunting. An aft mounted engine, forward/reverse transmission, drive linkage and disk/caliper brake assembly controls a pair of rear wheels. Electr... | 02/12/2008 |
| 7293623 | Assembly of a wheelchair and a reclining cycle An assembly comprising a wheelchair and a reclining cycle part which are connectible to each other with the aid of a coupling, the reclining cycle part comprising a wheel and at least one pedal with which the wheel is drivable, so that the assembly in a coupled cond... | 11/13/2007 |
| 7258645 | Axle assembly with side gears having dual shaft retention features The drivetrain with multiple differentials includes a common side gear. The side gear has a cylindrical body with a central bore. Receiving members are on the bore to receive a shaft. An annular member is on the body with the bore extending through the annular membe... | 08/21/2007 |
| 7256559 | Walking structure of object This invention is a “four-direction moving” structure that can move in all four directions without turning first. It contains two groups of wheels that are arranged perpendicular to one another, i.e. four rows of wheels form a quadrate. Within each group, the wh... | 08/14/2007 |
| 7233850 | Vehicle steering apparatus An object of the present invention is to provide a vehicle steering apparatus that detects the tire load, and based on the detected tire load, performs steering control which accurately reflects the road conditions. A vehicle steering apparatus of the present invent... | 06/19/2007 |
| 7229098 | Frame rail torsion attenuator The present invention provides a torsion attenuator for a vehicle frame having first and second longitudinal frame rails extending substantially parallel to a longitudinal axis. A torsion attenuator in accordance with one embodiment of the present invention includes... | 06/12/2007 |
| 7204779 | Hydraulic steering transaxle and hydraulic driving vehicle A steering transaxle comprises: left and right drive shafts drivingly connected to respective steerable wheels; a differential gear unit differentially connecting the drive shafts to each other; a transaxle casing having an opening and incorporating the differential... | 04/17/2007 |
| 7114591 | Steering system for working truck One of the mode lamps 38a, 38b and 38c of the mode indicator 38 corresponding to the current steering mode is turned on yellow and the other mode lamps are turned on green or turned off, thereby indicating whether fro... | 10/03/2006 |
| 7093876 | Tailgate lift-assist assembly A tailgate lift-assist assembly is provided for a tailgate mounted to a vehicle body. The tailgate is movable between a closed position and an open position. The tailgate lift-assist assembly includes a spring having a first spring end and a second spring end. The s... | 08/22/2006 |
| 7077222 | Transaxle apparatus and four-wheel driving working vehicle using the apparatus An articulate vehicle has first and second frames, which are coupled to each other at proximal ends thereof with respect to the vehicle through a coupling part so as to be relatively rotatable around a vertical axis according to steering operation. The first and sec... | 07/18/2006 |
| 7077409 | Vehicle suspension A commercial vehicle with a technically simple single wheel suspension for the wheels mounted in wheel supports, guaranteeing safe protection of the cardan shaft driving the wheels from harmful influences, includes a wheel support (8; 33), which ... | 07/18/2006 |
| 7048087 | External shaft low floor drive axle assembly An inverted portal drive axle includes an off-center driving input that is coupled to first and second axle shafts. The first axle shaft drives a first gear box that is coupled to a first wheel assembly. The second axle shaft extends underneath a vehicle floor and d... | 05/23/2006 |
| 7040446 | Power train support apparatus A power train support apparatus supports a power train which is adapted to be dropped with a load greater than or equal to a given value thereof applied substantially in a fore-and-aft direction of a vehicular body. The power train support apparatus includes: a supp... | 05/09/2006 |
| 6942057 | Feel control for active steering A method and apparatus for controlling the feel back torque of a motor provides for receiving a difference between a desired motor position and an actual motor position; filtering the difference into two or more frequency bands; and applying a gain to one or more of... | 09/13/2005 |
| 6926111 | Vehicle having front and rear steerable driven wheels A vehicle, comprising a prime mover, a steering operation device, a first transaxle apparatus disposed at one of front and rear portions of the vehicle, and a second transaxle apparatus disposed at the other of front and rear portions of the vehicle. The first trans... | 08/09/2005 |
| 6917869 | Method of controlling the vehicle handling by means of measures for avoiding an understeering Method of controlling the vehicle handling of vehicles having a controllable longitudinal clutch and/or a controllable main-axle lateral lock in the case of all-wheel systems and a controllable lateral lock in the case of vehicles with a single-axle operation wherei... | 07/12/2005 |
| 6913102 | Working vehicle with traversing system A working vehicle with a traversing system wherein a front wheel is installed on a swing member rotatable about a vertical axis relative to a body and including a rotating cylinder for rotating the swing member. The entire part of the front wheel is formed compact i... | 07/05/2005 |
| 6902026 | Wheel type traveling and operating vehicle A wheel traveling and operating vehicle includes a tire wheel traveling apparatus having axles in front and rear portions of a chassis frame body, an engine providing a traveling power, and a transmission. The transmission is provided with a transmission portion arr... | 06/07/2005 |
| 6874800 | Hospital bed wheel linkage apparatus A patient support including a linkage assembly providing communication between at least one front wheel and at least one rear wheel. ... | 04/05/2005 |
| 6854552 | Fork lift with traverse motion system A fork lift with a traverse travel system, wherein a pair of right and left front wheels (3) and a pair of rear wheels (4) can be steered to face sideways at a right angle relative to a body (2), the front wheel (3) is mounted to a turnin... | 02/15/2005 |
| 6854539 | Vehicle steering system A land vehicle has four wheels (10) by which the vehicle is driven and steered and the wheels are driven by hydraulic motors (11). In one arrangement the vehicle is steered by at least one pair of steerable wheels and supply of fluid to the motors is a... | 02/15/2005 |
| 6571160 | Rear-wheel steering angle control device The present invention provides a rear-wheel steering angle control device which is capable of drastically reducing the man-hours required for setting a gain of a target rear-wheel steering angle relative to a front-wheel steering angle. The rear-wheel ste... | 05/27/2003 |
| 6557658 | Forklift having transverse travel system During ordinary travel, a direction change cylinder (51) is actuated by an orbit roll (58) by turning a steering wheel (16) right and left, so that the rear wheels (4) can be turned for direction change in response to the operation of the steering wheel. ... | 05/06/2003 |
| 6546324 | System and method incorporating dynamic feedforward for integrated control of motor vehicle steering and braking A control system for a motor vehicle subsystem comprises a reference model and a feedforward controller. The reference model computes desired states of the subsystem. The feedforward controller computes a first control value based on input from the refere... | 04/08/2003 |
| 6491127 | Powered caster wheel module for use on omnidirectional drive systems A drive system base or platform, such as for a mobile robot, is disclosed having multiple caster wheels, each wheel having its own first motor for independent driving and its own second motor for independent steering. Each wheel is rotably and pivotably m... | 12/10/2002 |
| 6466855 | Vehicle speed estimating apparatus and method and vehicular control apparatus and method An apparatus and a method for estimating a vehicle speed of a vehicle in which a driving state can be switched between a four-wheel drive (4WD) state and a two-wheel drive (2WD) state. The driving state of the vehicle can be determined based on one or mor... | 10/15/2002 |
| 6281490 | Method and device for generating distinguishable signals and method of distinguishing signals of similar shape For distinguishing two signals from different sources but with similar shapes, a signal generator offsets the signals from each other so that the values each signal assumes can be positively identified as being in permissible value ranges of one unique ch... | 08/28/2001 |
| 6206127 | Lead wheel steering system for a gantry crane A steering apparatus and method are provided for a gantry crane with four corner-mounted wheel assemblies having steerable wheels. The crane is a type which drivable in either longitudinal or transverse directions, wherein steering control is automaticall... | 03/27/2001 |
| 6131689 | All-wheel-steer biasing mechanism An all-wheel-steer biasing mechanism having a torsion biasing spring which engages a rear wheel pivot plate between the rear wheel tie rods for biasing the rear wheel steering linkage back to a position corresponding to straight forward travel.... | 10/17/2000 |
| 6122579 | Electric power steering control with torque ripple and road disturbance damper An electric power steering control for a motor vehicle reduces motor torque ripple and road generated disturbances communicated to the vehicle handwheel while promoting system stability. In deriving an output command torque signal to the EPS motor, the co... | 09/19/2000 |
| 6029431 | Vehicle A vehicle comprises a structure 10 including an elongate section 11 connected to chassis sections 12,13 at its ends. Each chassis section 12,13 carries two steerable drive wheels 18,20. Two engines 16 are provided, one carried by each chassis section 12, ... | 02/29/2000 |
| 5996722 | Vehicle steering systems A tractor (1) has front wheels (2), rear wheels (3) and carries an implement (7, 10) by a linkage (8) or tows a trailer (11). The front wheels (2) are steered normally by a steering wheel (6). The rear wheels (3) can be held in fixed alignment or they can... | 12/07/1999 |
| 5823284 | Utility vehicle A vehicle having a hydrostatic drive and transmission having multi-range speed modes, a counter configured steering assembly providing for a turning radius less than would normally be commensurate with the length of the wheel base, and a suspension system... | 10/20/1998 |
| 5752710 | Parallel-aligned all-wheel steered vehicle III An all-wheel steered vehicle in which all wheels are always parallel and have an equal role in steering the vehicle. It consists of a plurality of wheel assemblies capable of wheel rotation about the wheel's (10) axis. The shaft (14) of each wheel assembl... | 05/19/1998 |
| 5649605 | Wheeled chassis and steering device for steering it A chassis, particularly for carrying a wheelchair with pivotal seat (S), fitted with ground-engaging wheels with at least one driven from a drive device through a drive transmission and with at least one steerably suspended and connected to a steering mot... | 07/22/1997 |
| 5618151 | Street vehicle for passenger and cargo transport facilitating loading and discharge A motor vehicle for carrying a load over a street has in a preferred embodiment a bottom platform for supporting the load, a frame, disposed above the bottom platform and mounted to it, for providing structural integrity to the vehicle, a plurality of whe... | 04/08/1997 |
| 5570754 | Tractor and trailer for moving loads in confined spaces A tractor and a trailer are designed for operation in tight spaces, The tractor's wheels can each be powered and steered under user control. Preferably the frame is less than nine by nine feet, can support at least ten thousand pounds, can change directio... | 11/05/1996 |
| 5488995 | Mobile fire apparatus having hose coupling-vehicle brake interlock A fire fighting vehicle provides the capability to access obstructed areas, to quickly connect to fire water sources, to discharge large amounts of water and/or foam to fight major industrial fires, and to be capable of repositioning while fighting these ... | 02/06/1996 |
