Bizarre Patents
A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7854281 | PTO clutch for work vehicle and operating apparatus for same A PTO clutch for a work vehicle and an operating structure for the PTO clutch includes: a PTO clutch having a clutch member and receiving drive power from an engine; a clutch control mechanically coupled to the clu... | 12/21/2010 |
| 7641008 | Utility vehicle drive train Described is a utility vehicle, in particular an agricultural tractor, with a front axle (3), which can be driven by a drive element of a first multi-disc clutch (11), connected in a driven manner to the drive train (2) and a power take-off shaf... | 01/05/2010 |
| 7523796 | Override control circuit for a lawn and garden tractor Control circuits for a riding lawn mower. The control circuits provide an override condition for selectively allowing the cutting blades of the lawn mower to operate when the vehicle is traveling in reverse. The circuits incorporate an ignition switch (8), an... | 04/28/2009 |
| 7513322 | Reverse operation safety circuit A control circuit for a lawn tractor having an engine and a power take off driven implement. The control circuit includes an inhibit circuit component for preventing operation of a power take off driven implement with the tractor in reverse. Two versions of the inhi... | 04/07/2009 |
| 7484580 | Tractor The present invention aims at making a transmission casing compact. In the present invention, in the inside of a transmission casing, a traveling-system power transmission mechanism which is interposed between an engine and an axel, a PTO-system power transmission m... | 02/03/2009 |
| 7431108 | Assembly for the selection of a gear ratio of a power take-off shaft gearbox An assembly for the selection of the gear ratio of a power take-off shaft gearbox for the drive of a power take-off shaft output of an agricultural vehicle including an actuator for selecting between one of a plurality of gear ratios and a neutral condition. A first... | 10/07/2008 |
| 7422078 | Reverse operation safety circuit A control circuit for a lawn tractor having an engine and a power take off driven implement. The control circuit includes an inhibit circuit component for preventing operation of a power take off driven implement with the tractor in reverse. Two versions of the inhi... | 09/09/2008 |
| 7419024 | Wheelchair accessible trike A motortrike designed to allow individuals that use a wheelchair to independently operate it. The motortrike comprises a wheelchair frame assembly that secures onto a motorcycle frame, a movable platform assembly a transmission assembly, a power transfer assembly an... | 09/02/2008 |
| 7370714 | Power-dividing device and axle-driving device for a working vehicle A power-dividing device for a working vehicle includes a case member, an input shaft supported by the case member so that a first end portion of the input shaft can be operatively connected to a driving source, a PTO unit having a PTO shaft supported by the case mem... | 05/13/2008 |
| 7299888 | Pump unit and working vehicle First pump shaft having an input end is on a side opposite PTO shaft in the vehicle width direction with second pump shaft in between. First and second pump shafts are supported by a pair of bearing members respectively provided at second end wall and lid member so ... | 11/27/2007 |
| 7264069 | Vehicle or lawn and garden maintenance equipment having a generator, and power takeoff assembly for a vehicle or lawn and garden maintenance equipment A vehicle or equipment having a frame, a plurality of wheels, and an engine coupled to the frame. The engine includes a shaft. The vehicle or machine further comprising a first driving member coaxially coupled with the shaft, a first driven member driven in response... | 09/04/2007 |
| 7237633 | Reverse operation safety circuit A control circuit for a lawn tractor having an engine and a power take off driven implement. The control circuit includes an inhibit circuit component for preventing operation of a power take off driven implement with the tractor in reverse. Two versions of the inhi... | 07/03/2007 |
| 7224088 | Mower responsive to backup sensor An interlock circuit on a mowing vehicle or tractor deactivates the engine if a signal from a single backup sensor is interrupted. The mowing vehicle or tractor has an engine, an electric power source to provide electric current to a magneto and an ignition, a trans... | 05/29/2007 |
| 7135785 | Generator unit for tractors and electrical drive system for agricultural devices A generator unit for tractors (1) has a housing (4), which can be non-rotationally mounted on a component of the tractor (1). An input shaft is rotationally supported in the housing (4) and connectable to a power take-off shaft (2)... | 11/14/2006 |
| 7131509 | Reverse operation safety circuit A safety system for a riding lawn mower that prevents powered operation of a PTO driven implement while in reverse unless an override switch is “ON”. The override switch may be a sustained action two position switch and the PTO driven implement may be a lawn mow... | 11/07/2006 |
| 7128177 | Reverse operation safety circuit A safety system for a riding lawn mower that prevents powered operation of a PTO driven implement while in reverse unless an override switch is “ON”. The override switch may be a sustained action two position switch and the PTO driven implement may be a lawn mow... | 10/31/2006 |
| 7090601 | Tractor hitch transmission The invention involves an agricultural machine with a drive train to be coupled onto the power take-off shaft of a tractor, with a transmission integrated into the drive train. In these types of agricultural machines it is frequently necessary, after starting at a h... | 08/15/2006 |
| 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 |
| 7029422 | Ergonomics safety warning device and method to prevent clutch burning This invention will therefore provide a tool to assist the rig operator in perfecting his/her rig operation skills. Disclosed herein is an apparatus and method for minimizing slippage on the drum clutch of a well service rig. A detector senses the motion of the comp... | 04/18/2006 |
| 7017702 | Transport engine and drive arrangement A parallel engine and transmission drive arrangement with application to both land and marine vehicles reduces the large moment arm and moment about the rear axle in the case of land vehicles, and provides trim and stability and compact arrangement of the drive arra... | 03/28/2006 |
| 6964310 | Multi-wheel-driving vehicle A multi-wheel-driving vehicle including at least three parallel axles each of which is provided on both ends thereof with respective drive wheels and including power dividing means for permitting the rotary speed among the axles, is improved in its effect of braking... | 11/15/2005 |
| 6942595 | Control system for the drive of a pto for an agricultural vehicle A control system for the drive of a power take-off mechanism on an agricultural tractor that records machine-specific values of the implement attached to the tractor. The drive train between the tractor engine and the power take-off includes a CVT transmission. The ... | 09/13/2005 |
| 6935990 | Safety device for power takeoff for use in automobile and method for controlling the same A safety circuit for power takeoff (PTO) for use in an automobile and a method for controlling the same is disclosed. The safety circuit determines whether a PTO unit, driving a pump, and a transmission must be coupled to each other according to the speed of the aut... | 08/30/2005 |
| 6902017 | 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... | 06/07/2005 |
| 6899190 | Tractor powertrain including plurality of structural casings A hybrid power train for farm tractors, wherein the elements defining at least one of the electric machines are housed in a structural casing formed in one piece. The structural casing forms an integral part of the supporting structure of the tractor in the form of ... | 05/31/2005 |
| 6854404 | Adaptive agricultural machine This invention provides devices and methods for adapting a motorcycle for use with an agricultural system. In a preferred embodiment, the agricultural system includes a motorcycle drive unit adapted for removable attachment to a tool assembly. In a further embodimen... | 02/15/2005 |
| 6758292 | Interlock system and a detent switch therefor A PTO switch for the attachment drive of a lawn and garden tractor includes a solenoid activated detent to retain the normally off switch in an on position. The switch includes an interlock override position for permitting a function such as mow in reverse. An inter... | 07/06/2004 |
| 6668952 | Shaft assembly which retains a reversible shaft A removable shaft assembly having a drive shaft with internal splines defined therein and an output shaft positioned within the drive shaft and having a first set of external splines defined thereon adapted to engage the internal splines of the drive shaf... | 12/30/2003 |
| 6408967 | Bubble-producing ride-on vehicle A children's ride-on vehicle that resembles a riding lawnmower or tractor. The vehicle includes a drive assembly with a battery-powered motor, and a frame that is adapted to support a child. The ride-on further includes a bubble-producing mechanism adapte... | 06/25/2002 |
| 6297566 | Transfer case engagement and disengagement system An automotive vehicle has a transmission through which an engine can deliver torque to an axle to propel the vehicle and a transfer case associated with the transmission for operating auxiliary equipment. A system for engaging and disengaging the axle fro... | 10/02/2001 |
| 6230830 | Integrated splitter gearbox for four wheel drive tractors A splitter gearbox for a four wheel drive, hydrostatically driven tractor integrates both the input drive train and the output drive train into a single gearbox. The splitter gearbox is mounted to the rear axle housing to allow the sharing of a common oil... | 05/15/2001 |
| 6223848 | Auxiliary hydraulic drive for tractors A splitter gearbox for a four wheel drive, hydrostatically driven tractor integrates both the input drive train and the output drive train into a single gearbox. The drive mechanism eliminates the need for a separate mechanical gearbox by establishing pre... | 05/01/2001 |
| 6205385 | Power takeoff control switches A control system is disclosed for controlling a power takeoff (PTO) shaft of a work vehicle (e.g., a tractor). The work vehicle includes an engine and an operator station, and the PTO shaft transfers power from the engine to an implement. The control syst... | 03/20/2001 |
| 6173225 | Power takeoff control system A control system is disclosed for controlling a power takeoff (PTO) shaft of a work vehicle (e.g., a tractor). The work vehicle includes an engine and an operator station, and the PTO shaft transfers power from the engine to an implement. The control syst... | 01/09/2001 |
| 6134494 | Automatic power takeoff control system A method of automatically controlling a power takeoff shaft of a work vehicle having a hitch includes automatically initiating engagement of the power takeoff shaft as the hitch is lowered such that the power takeoff shaft reaches clutch lockup approximat... | 10/17/2000 |
| 6092013 | Multiple setpoint power takeoff control system A control system for controlling a power takeoff shaft of a work vehicle having a hitch includes a hitch position sensor and a control circuit. The hitch position sensor is configured to generate a hitch position signal. The control circuit is coupled to ... | 07/18/2000 |
| 5941136 | Case structure of driving power transfer apparatus A transfer case of a driving power transfer apparatus is connected to a transverse engine through a transmission in an automotive vehicle. The transfer case has a case body which includes a cylindrical portion, an opening portion connected to an end of th... | 08/24/1999 |
| 5832703 | Twin engine riding lawn mower A lawn mower is powered by two vertical shaft engines mounted on the chassis and equispaced about the longitudinal axis of the chassis. A vertical drive shaft is rotatably mounted on the longitudinal axis of the chassis. The outputs of both vertical shaft... | 11/10/1998 |
| 5592029 | Power takeoff control A system includes a selector switch and a control device. The selector switch is positioned inside a cab of a work vehicle and coupled to main and remote switches, which are in turn coupled to a voltage source. The selector switch can be used to select st... | 01/07/1997 |
| 5427192 | Sliding pedestal shaft for PTO driven implements An implement is coupled for being driven and towed by a tractor. A pedestal shaft is slidably mounted to the tongue of the implement and is coupled to the tractor PTO by a telescopic shaft which during turning and certain rolling and or pitching condition... | 06/27/1995 |
