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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 |
| 7182158 | Drilling device comprising a rotational drive In a drilling device with a drive unit for rotation and advance the rod assembly has a plurality of pipe sections interconnected by means of plug-type connections torque proof in both directions. A tension rod protrudes through the interior of the rod assembling. Th... | 02/27/2007 |
| 7108651 | Centrifuge having multiple rotors In a centrifugal chamber 9, an elastic rotation shaft 30 and a high-rigidity rotation shaft 34 extend coaxially. When a rotor selected from an angle rotor 17 and a swing rotor 36 which have different sizes and shapes is set in the ... | 09/19/2006 |
| 7103518 | Embedded sensor steering shaft A steer-by-wire assembly 10 is provided, including a flexible polymer steering column shaft 12 having a fixed end 14 and a free rotational end 16, and a control feature 22 in communication with said free rotational end 16. T... | 09/05/2006 |
| 6949282 | Contoured crushable composite structural members and methods for making the same The present invention provides contoured crushable composite structural members and methods for making the same. The contoured structural members comprise composite materials sandwiching a support or stabilizing structure. The contoured structure can be provided by ... | 09/27/2005 |
| 6443284 | Torsion bar isolator Disclosed herein is an apparatus and system for isolating torsional vibrations in a driveline having a friction torque device and a ratio-change transmission. The friction torque device includes a driven member having radially extending projections for co... | 09/03/2002 |
| 6375574 | Torsional vibration dampers A torsional vibration damper, which may be in the form of a twin mass flywheel, and which has an input member (11) designed to rotate generally in a first plane (A1), an output member (12) designed to rotate generally in a second plane (A2), relative rota... | 04/23/2002 |
| 6318923 | Stable bi-axial pivot flexure coupling A coupling comprises blade flexures that connect two end members through which control rods extend to cross members that are attached near the mid-points of the blade flexures, providing stable-linear load reaction means for use as end pivots for linkages... | 11/20/2001 |
| 6296096 | Shaft coupling with a dampening device A shaft coupling having two attachment elements that are rotatable relative to one another and that are connected to one another by a rotationally resilient assembly, and further having a dampening device which is active between the attachment elements fo... | 10/02/2001 |
| 6095923 | Propeller shaft A propeller shaft comprises two torque transmission members, a viscous fluid damper and a torsion bar which are arranged in parallel between the torque transmission members, and a stopper for restricting the maximum torsion angle of the torsion bar. Thus,... | 08/01/2000 |
| 5924929 | Flexible drive shaft and drive shaft and rotor assembly A flexible drive shaft for connection to the rotor of a progressive cavity pump or motor, in which the drive shaft 7, provided with a coating 26, is formed of titanium or similar metal. A relatively inexpensive metal flanged head portion is fastened, e.g.... | 07/20/1999 |
| 5823499 | Drive apparatus with a resilient coupling for a power seat A drive apparatus includes an electric motor, a speed reducer and a coupling member located between the motor and the speed reducer. The output shaft of the motor and the input shaft of the speed reducer are provided with longitudinally extending grooves ... | 10/20/1998 |
| 5697847 | Torsion bar drive coupling A viscous damped driveline coupling has two concentric tubes concentric with a torsion bar where the torsion bar is nonrotatably connected to both a drive coupling and a driven coupling. An outer tube has a first end connected to the drive coupling and a ... | 12/16/1997 |
| 5680804 | Steering valve with activation threshold A steering valve (1) for supplying an actuator with hydraulic pressure, consists of an input shaft (2), an output shaft (3), a torque rod (4), connected at one end to the input shaft (2) and at the other end to the output shaft (3), and a valve sleeve (5)... | 10/28/1997 |
| 5385507 | Twist tensioner with selectively engageable coupling A tensioning device for imparting torsional bias to a shaft. The tensioning device includes an adapter member connectable to the shaft for conjoint rotation therewith. A first hub member is selectively rotationally engageable with the adapter member. A fi... | 01/31/1995 |
| 5378202 | Tensioning device A tensioning device for imparting torsional bias to a shaft. The tensioning device includes a coupling member of resilient material having a first end and a second end. The first end of the coupling member is connected to the shaft for rotation therewith.... | 01/03/1995 |
| 5322141 | Wheel drive module notably for a motor vehicle The wheel drive module comprises a motor (9), a casing (1) partially housing the motor, a wheel support platform (22), a wheel (R) rigidly mounted on the platform, a reduction transmission (31) engaging directly between the motor and the wheel, and a sing... | 06/21/1994 |
| 5187997 | Vehicle steering column coupling A vehicle steering column which has an adjustable reach coupling in the form of a torsion bushing. The steering column has a first and second part which are slidably mounted one within the other and interconnected by the torsion bushing so as to absorb ro... | 02/23/1993 |
| 5115879 | Centering device for a servo valve of a power steering device A power steering device comprising an input shaft connected to a steering shaft, an output shaft connected to a rack for driving vehicle wheels, a servo valve including a valve sleeve surrounding the input shaft and engaging the output shaft, and a torsio... | 05/26/1992 |
| 5085564 | Flexible drive shaft A flexible drive shaft for a helical gear pump having a rotor 10 in which the drive shaft 18 is formed with an enlarged, e.g. upset forged, head 20 and is provided with a plastics material coating 30. The drive shaft is held on to the rotor by bolts 40 pa... | 02/04/1992 |
| 5072650 | Power steering system with improved stability An improved power steering system for motor vehicles of the type used for steering dirigible wheels is disclosed. In particular, the improved system is a rotary valve equipped power steering system in which the steering wheel is coupled to the rotary cont... | 12/17/1991 |
| 5033323 | Gear rattle damper for countershaft transmissions A manual transmission (14') having a counter-shaft assembly (50) with a torsion damping mechanism (34) disposed therein to mitigate in-gear rattle of transmission gears. The countershaft assembly is mounted for rotation in a transmission housing (36). Ass... | 07/23/1991 |
| 5012874 | Movable tool head for mounting machines and a rotatable, axially movable shaft therefor The present invention relates to a tool head being movable between a component supply and a place, where a component is to be mounted. The tool head comprises a tool shaft (1). This can rotate in relation to the base structure of said tool head and is als... | 05/07/1991 |
| 4984776 | End attachment assembly for a twisted rope torsion bar An end attachment assembly for a twisted rope torsion bar includes an anchor nut and an internal elastomeric bushing cooperatively mating with the nut. The elastomeric bushing is molded onto the end of the twisted rope torsion bar. The torsion bar is fabr... | 01/15/1991 |
| 4971267 | Multi-fuseable shaft A fuseable torsion shaft for use within an aircraft flight control surface actuation system. The fuseable torsion shaft includes a shear tube which exhibits high strength elastic characteristics during normal operation up to a predetermined shear torque l... | 11/20/1990 |
| 4957468 | Hydraulic reaction force apparatus of power steering device A hydraulic reaction force apparatus of a power steering device includes an input shaft, an output shaft, the input and output shafts being connected with each other to be pivotal through a predetermined angle, reaction force arms connected integrally wit... | 09/18/1990 |
| 4827786 | Preloaded antibacklash gear assembly There is provided a backlash control rotation gear assembly for robotic applications, with such assembly comprising an input device to provide rotational force of a predetermined maximum torque. The system further includes a first drive gear which is conn... | 05/09/1989 |
| 4790792 | Torsion damping assembly A torsion damping assembly includes a spring or spring assemblies (20 or 108,110) and a viscous damper (22 or 106) adapted to be installed between input and output drives of a vehicle driveline. In one embodiment of the assembly the spring (22) is a torsi... | 12/13/1988 |
| 4774847 | Mechanism for centering relatively rotative components, particularly in rotary valves Rotary pressure control valves in booster steering systems are rotated by manual force at the steering wheel against a return force, usually a steel torque rod which is twisted by rotation of the steering wheel. Upon release of steering force, the untwist... | 10/04/1988 |
| 4754659 | Quill shaft input cluster gear for manual transmission A manually-operated automotive transmission has a cluster gear on which several forward drive input gears and the reverse drive input gear are formed integrally. The cluster gear has a central bore extending its full length. An input shaft clutched to as ... | 07/05/1988 |
| 4747796 | Smoothing device for rotation of propeller of boat propulsion machine Several embodiments of coupling devices for marine outboard drives for providing a coupling between an engine output shaft and the outboard drive, drive shaft. Each embodiment employs as the coupling a first portion that provides a relatively resilient dr... | 05/31/1988 |
| 4679638 | Downhole progressive cavity type drilling motor with flexible connecting rod A downhole motor has a rotor and a stator, of the progressive cavity type, inside a housing. A bearing shaft is mounted within the housing, with a bearing between the housing and the bearing shaft, and the bearing shaft is rotatable about the longitudinal... | 07/14/1987 |
| 4663981 | Antivibration system for a mechanical transmissions Between a drive unit (not shown) and a driven unit (not shown) there is a gear train (2,7) which includes tuned bars (1, 10) which are so dimensioned that, in operation, the nodes in the torsion vibration to which the system is subject are situated in sai... | 05/12/1987 |
| 4659069 | Laminated mechanical elements Flexurally stiff members having low torsional stiffness, high transverse shear resistance and high stability are disclosed. In several embodiments, each member includes a flexurally and torsionally stiff tapered elongate beam surrounded by an outer tube-l... | 04/21/1987 |
| 4636151 | Downhole progressive cavity type drilling motor with flexible connecting rod A downhole motor of the progressive cavity, or Moineau, type. The motor has a stator, and a rotor within the stator. The rotor rotates and gyrates in response to fluid flow through the stator. A shaft is located within a housing which is connected to the ... | 01/13/1987 |
| 4609302 | Flexure A three axis flexure joint is provided which is very stiff against translational forces along its long axis but is operable with three degrees of freedom over small angles with no lost motion. The flexure comprises two spaced metal connectors, which are c... | 09/02/1986 |
| 4607971 | Shaft coupling In order to prevent expensive subsequent damage because of a shaft fracture in machines which are coupled together, one of the two shaft ends is provided outside of one coupling flange with a predetermined breaking point. At one coupling flange a safety e... | 08/26/1986 |
| 4593889 | Laminated tubular link A structural element which is particularly suited for use in accommodating torsional displacement while carrying various axial, transverse, and flexural loads. The structural element is of a multi-component construction which includes at least one elongat... | 06/10/1986 |
| 4551116 | Drive shaft assembly A drive shaft assembly which consists essentially of two shaft parts both made of fiber reinforced plastic material at least one having a circumferential radially outwardly extending fold formation provided for enabling articulation of the shaft assembly ... | 11/05/1985 |
| 4531719 | Elastomeric member for energy storage device An energy storage device (10) is disclosed consisting of a stretched elongated elastomeric member (16), disposed within a tubular housing (14), which elastomeric member (16) is adapted to be torsionally stressed to store energy. The elastomeric member (16... | 07/30/1985 |
| 4521003 | Torsion link A structural element capable of resilient twisting about an axis including a plurality of axially extending open section members of decreasing transverse dimension nested together with adjacent ends of the members being rigidly interconnected at each end ... | 06/04/1985 |
