Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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 |
| 7374011 | Power steering apparatus A power steering apparatus includes an input shaft, an output shaft, a piston arranged to separate a first hydraulic chamber and a second hydraulic chamber, a ball screw mechanism, an output member, a control valve configured to supply hydraulic fluid selectively to... | 05/20/2008 |
| 7331419 | Dual-circuit steer-by-wire steering system comprising a common cradle The invention relates to a steer-by-wire steering system comprising a hydraulic control unit that acts on the steerable wheels (1, 20), the control unit having at least one cradle (4, 23), which is displaceably mounted on at least one guide rod (5, ... | 02/19/2008 |
| 7290637 | Hydraulic steering mechanism and driving-steering-wheel support mechanism The hydraulic steering mechanism according to the present invention includes an axle case, a first steering case, a second steering case, a first arm, a second arms, a third arm, a hydraulic actuator, and a tie rod. The first, second and third arms are provided to t... | 11/06/2007 |
| 7182169 | Steering system for small-sized vehicle A steering system for a small-sized vehicle is capable of coaxially arranging a steering shaft and a power steering apparatus with high accuracy. In the steering system, when the power steering apparatus is connected to the steering shaft, a plurality of bearings su... | 02/27/2007 |
| 7174988 | Power steering system A power steering system includes a reversible-type oil pump supplying hydraulic fluid to first and second pressure chambers of a hydraulic power cylinder through first and second passages and having first and second discharge ports, and a branch passage conveying pa... | 02/13/2007 |
| 7136732 | Electric power steering apparatus An electric power steering apparatus transmits a driving force of an electric motor to a steering mechanism for steering assist. The apparatus includes a torque sensor which detects a steering wheel torque; a basic assist characteristic determining section which det... | 11/14/2006 |
| 7077233 | Layout structure of power steering system for vehicle The degrees of freedom in the design of a layout structure of a power steering system for a vehicle are increased so that the auxiliary parts can be arranged around the power assisting actuator without the need for a special increase in the strength and in the stiff... | 07/18/2006 |
| 7070019 | Power assisted steering for all terrain vehicle An all terrain vehicle has a frame carried by a group of wheels. At least one of the wheels is steerably connected to the frame. A steering handle assembly is rotatably connected to the frame. A servo valve has an input shaft connected to the steering handle assembl... | 07/04/2006 |
| 7055644 | Power steering system with hydraulic power assistance A hydraulic power-assisted steering system, in particular for motor vehicles, has a hydraulic pump for generating hydraulic pressure for assisting the steering and an electromagnetic valve, in addition to a motor for driving the hydraulic pump. The hydraulic pump ca... | 06/06/2006 |
| 7036625 | Integrated hydraulic control system An integrated hydraulic control system includes a steering control unit and a priority flow divider integrated into a unitary casing. An interface fluidly couples the casing for the steering control unit and priority flow divider directly to a control valve casing. ... | 05/02/2006 |
| 6896093 | Integral power steering apparatus An integral power steering apparatus includes a stroke limiter. A piston defines two hydraulic chambers in a housing. A communicating passage, a first valve disposed between the first hydraulic chamber and the communicating passage, and a second valve disposed betwe... | 05/24/2005 |
| 6868935 | Arrangement and method for operating self-steering wheels Method and arrangement for operating self-steering wheels on a non-driving axle (3) in a vehicle, which wheels (1, 2) are each mounted on their own stub axle (4, 5) and connected to a tie rod (8). The axle (3) and one (4) of... | 03/22/2005 |
| 6779624 | Control unit for power steering apparatus and steering-wheel-angle correcting system In a control unit for use with a power steering apparatus, there are provided and integrated into a single body, a main operating fluid feed device for supplying the hydraulic cylinder with an amount of oil corresponding to the amount of rotation of the steering whe... | 08/24/2004 |
| 6637542 | Power steering system with noise reduction A power steering system for automotive vehicles has a construction for reducing noise generated due to pressure change of hydraulic fluid in the power steering system. In the power steering system, an orifice tube is disposed in a joint portion between th... | 10/28/2003 |
| 6397970 | Steering system An apparatus (10) for use in turning steerable vehicle wheels (12) includes a steering wheel (18) and a power steering motor (20) which is operated in response to rotation of the steering wheel. A first spring (120) is connected with the steering wheel (1... | 06/04/2002 |
| 6196349 | Steering cylinder to axle housing retention system A steering cylinder retention system is provided that replaces the conventional bolted joint with a pin and snap ring arrangement that requires fewer parts and is easier to assemble. The retention system provides a pair of annular axle brackets whereby th... | 03/06/2001 |
| 5934404 | Rack and pinion steering system for solid front axle A rack and pinion steering system for a sport utility vehicle having a solid front axle includes a pinion gear connected to the steering column of the vehicle and a rack gear meshed with the pinion gear. A coupling segment is moved by the engagement segme... | 08/10/1999 |
| 5842537 | Steering gear A vehicle steering gear for transferring rotational movement of a pinion (6) associated with a vehicle steering mechanism into axial movement of a tie rod connected with steerable wheels in the vehicle. The steering gear comprises a piston (1), first and ... | 12/01/1998 |
| 5730244 | Lightweight hydraulic power steering gear A lightweight housing (12) for a hydraulic power steering gear (10) includes a tubular structure (34 or 68) with a longitudinal central axis (21 or 23). The tubular structure (34 or 68) has layers extending circumferentially around the axis (21 or 23), in... | 03/24/1998 |
| 5638912 | Hydraulic power steering apparatus A power steering apparatus is composed a fluid source for discharging pressurized fluid, a power cylinder, a control valve responsive to operation of a steering wheel for supplying the power cylinder with pressurized fluid from the fluid source, and a res... | 06/17/1997 |
| 5449186 | Rear wheel steering system An actuating system is provided that includes a differential hydraulic cylinder containing a piston and a piston rod connected to one side of the piston. A first or head chamber (53) is defined in the cylinder and is bounded by the one side of the piston,... | 09/12/1995 |
| 4892494 | Power steering mechanism for marine installations A marine propulsion device comprising a mounting assembly adapted to be mounted on a boat and including a tilt tube extending along a generally horizontal tilt axis, a propulsion unit mounted on said mounting means for pivotal movement relative thereto ab... | 01/09/1990 |
| 4796714 | Power steering system for use in large vehicle A power steering system for use in a large vehicle comprises: a main booster; an auxiliary booster; a main hydraulic line for connecting the main booster to a hydraulic pump; an auxiliary hydraulic line branching off from the main hydraulic line and conne... | 01/10/1989 |
| 4651843 | Compact assisted steering system for a motor vehicle The mechanism comprises two movable cylinders (7, 9) which are sealingly slidably mounted on respective stationary pistons which are firmly carried by rods (3, 4) mounted in a stationary casing (1). One of the cylinders (9) supports a rack (11) which mesh... | 03/24/1987 |
| 4222452 | Power steering mechanism for cotton pickers Power steering mechanism for a vehicle having a pair of front driving wheels and a rear steerable guide wheel assembly including a vertical pivot shaft pivoted on the vehicle frame, the steering mechanism including an actuating arm attached to the pivot s... | 09/16/1980 |
| 4120507 | Compensated extendable steering means for heavy machines Compensating cylinders are provided for pairs of transverse steering linkages connecting pairs of tractors that steer in unison on opposite sides of a main frame of a heavy construction machine whereby the steering linkages automatically extend and retrac... | 10/17/1978 |
| 3990534 | Power steering system A vehicle steering system wherein a manual steering gear output controls actuation of a linear hydraulic motor. A control valve, which distributes fluid to and from the boost cylinder, is disposed between the pitman shaft and pitman arm of the manual stee... | 11/09/1976 |
