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...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!

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Class 280/89.13 - Fluid


Subclass of Class 280 - Land vehicles
Definition: Subject matter comprising either a gaseous or liquid flowable
No. of patents: 14
Last issue date: 10/05/2010


NumberTitleIssue Date
7806420Hydraulic damper
The present invention provides a damping system for use with a mechanism such as a steering system wherein one element moves relative to another element. The system includes a variable volume chamber, a collection chamber, and an inertia track providing fluid commun...
10/05/2010
7789404Steering damper for solid axle steering system
A steering assembly for a motor vehicle including and axle interconnecting a pair of wheels, a pair of tie rods coupled to the wheels, and a cross bar having a piston mounted thereon interconnecting the rods. A steering damper may be integral with the cross bar such...
09/07/2010
7484743Hydraulic damper integrated into steering rack for attenuating steering nibble
The present invention provides a damping system for use with a mechanism such as a steering system wherein one element moves relative to another element. The system includes a variable volume chamber, a collection chamber, and an inertia track providing fluid commun...
02/03/2009
7207579Precision steer wheel control system with external solenoid
A steer wheel control system having a centering unit for holding center by resisting off-center movement of the steered wheels of a vehicle and returning them to a selected center position after each such movement, and a trim unit for remotely varying the selected c...
04/24/2007
7207580Precision steer wheel control system with remote trim valve assembly
A steer wheel control system having a centering unit for holding center by resisting off-center movement of the steered wheels of a vehicle and returning them to a selected center position after each such movement, and a trim unit for remotely varying the selected c...
04/24/2007
6994361Steer wheel control system with trimmable rotary plate
A steering control apparatus centers a vehicle steer wheel movable away from a selected center position and includes a rotary member having a face with centering detents, a piston member having a face arranged opposite to the rotary member face with a centering dete...
02/07/2006
6910699Magnetorheological fluid brake and force-feedback system for a steering mechanism
A magnetorheological fluid brake utilizing a positive displacement fluid pump adapted to pump a magnetorheological fluid through a viscosity regulator. The viscosity regulator is adapted to controllably vary the viscosity of the magnetorheological fluid, altering th...
06/28/2005
6679508Flexible no-lash drive plate
The subject inventive steering damper assembly includes a rotor sleeve having open first and second ends and a drive plate disposed in the open second end. A core is co-axially disposed in the rotor sleeve closing the open first end of the rotor sleeve an...
01/20/2004
6520519Trimming apparatus for steer wheel control systems
A steering linkage assembly (10) having a resistance assembly (30) for resisting turning movements of a steerable member (17), and a trim assembly (28) for remotely adjusting the length of a linkage (10) between the steerable member (17) and a frame membe...
02/18/2003
6491313Variable damper assembly
A variable damper assembly 10 is provided for use with a vehicle power steering system and includes a variable orifice valve 20 which controls the flow of fluid between one chamber side 30 of the damper assembly to another chamber side 32 of the damper as...
12/10/2002
6418856Passive steering assembly for a guided vehicle
A passive steering assembly for a guided vehicle movable along a guideway includes a vehicle including at least one axle structure; a pivot joint at each end of the axle structure; a wheel mounting pivotably engaged with each pivot joint; a hub for rotata...
07/16/2002
6086075Steering linkage arrangement for a motor vehicle
A steering linkage arrangement for a motor vehicle includes an axle assembly, a tie rod assembly and a steering damper. The tie rod assembly includes a tubular member. The steering damper has a first end connected to the axle assembly and a second end con...
07/11/2000
5816594Steering column centering assembly
A steering column centering assembly for resisting off-center movement of the steerable wheels of a vehicle and for returning them to a selected center position after each such movement. The centering assembly includes a screw member connected between inp...
10/06/1998
4881749Steerable front axle for motor vehicles
The present invention pertains to a steerable front axle for motor vehicles with a steering knuckle for each of the two front wheels, which steering knuckle is pivotedly mounted on at least one axle connecting rod supported pivotedly on the chassis via a ...
11/21/1989
 
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