U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5678617

Method and apparatus for making a drink hop along a bar or counter

A method for generating a drink which appears to hop from a remote spot on the bar or counter and take one or more leaps, before landing in a patron's glass.

Newsletter  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.

 

Class 280/93.506 - Differential steering


Subclass of Class 280 - Land vehicles
Definition: Subject matter wherein the mechanical interconnecting elements
No. of patents: 34
Last issue date: 04/12/2011


NumberTitleIssue Date
7922184Steering mechanism, particularly for short vehicles
Steering mechanism for orienting the steered wheels (1a-d) of a short vehicle with respect to the chassis, comprising one first vertical axis (2) per steered wheel, allowing each steered wheel (1a-d) to pivot with res...
04/12/2011
7441627Vehicle control system
The control system of a vehicle controls the transmission ratio of the steering angle of a steering wheel relative to a turning angle of front wheels based on a drive force distribution ratio. Thus, the performance of the tires on the front wheels can be used to alm...
10/28/2008
7300092Pedals and floor mat configuration for an industrial vehicle
A presence detection system may include a pedal assembly that is located underneath a vehicle floor. The pedal assembly in one embodiment is recessed within the underside of a floor mat to eliminate trip hazards on the vehicle floor. Other embodiments may include a ...
11/27/2007
7258364Progressive translation mechanism
The invention relates to a translation mechanism (20) on a progressive gear (1), preferably a steering gear on a vehicle, with an input shaft (10) and an output shaft (30). Said translation mechanism (20) comprises three moving par...
08/21/2007
7134981Steering quickener
A steering quickener including at least a housing and a cap, an immobile stationary gear, an input shaft, two or more planetary gears, a drive pin, an output gear, thrust washer, an output shaft, at least one roller bearing and at least one O-ring is provided. ...
11/14/2006
7044244Multi-wheel vehicle
A vehicle comprises a steering operation device, a pair of running-driving wheels, which differentially drive when the steering operation device is manipulated, a pair of steerable running wheels interlocking with the steering operation device, and a steering mechan...
05/16/2006
6951259Multi-wheel vehicle
A vehicle comprises a steering operation device, a pair of running-driving wheels, which differentially drive when the steering operation device is manipulated, a pair of steerable running wheels interlocking with the steering operation device, and a steering mechan...
10/04/2005
6709013Land vehicle with lever steering
There is disclosed lever steering apparatus for a land vehicle with steerable and independently suspended front wheels having left and right steering levers at the driver position. The left and right steering levers are coupled by lever mechanisms and an elongated r...
03/23/2004
6116645Steering assembly for a work vehicle
A steering assembly for a work vehicle having a supporting frame is disclosed wherein the steering assembly includes a steerable front axle having an axle defined longitudinally by end portions rocking about respective substantially vertical axes. Each en...
09/12/2000
5890558All-wheel steering mechanism for a cleaning vehicle
A cleaning vehicle including an all-wheel steering mechanism. First, second and third wheels are mounted to the vehicle for rotation about respective first, second and third rotational axes and for pivotal movement about respective first, second and third...
04/06/1999
5769180Steering system for working vehicle and the method thereof
A steering system and method of a mowing vehicle comprise Left and right rear wheels rotating about a king pin for steering the vehicle, an Ackermann steering mechanism for steering these left and right rear wheels and a rear axle housing swingably connec...
06/23/1998
5722504Four-wheeled lift truck
The four-wheeled lift truck has a tight turning radius and improved stability, and is of the type having front wheels with independent powerplants. The rear turning wheels are mounted below the stems of respective hydraulic jacks that have vertical axes a...
03/03/1998
5476276Compound steering mechanism with alternate chassis mounts
A compound steering mechanism for use on a compact tractor is disclosed wherein the chassis is provided with alternate mounts for the selective connection of the inboard tie rod ends at transversely spaced apart locations. The inboard ends of the tie rods...
12/19/1995
5390945Low-speed maneuverability enhancement for long single-unit vehicles
An elongated single-unit vehicle having a steering system that provides increased vehicle maneuverability at slow speeds. The vehicle has a front steering axle connected to steerable front wheel assemblies, an auxiliary steering axle connected to steerabl...
02/21/1995
5388855Suspension system of a vehicle
A suspension system for vehicle includes a steering knuckle for supporting a wheel used for steering, a steering arm connected to the steering knuckle at one end thereof and to a tie rod of a steering device at an opposite end thereof, an upper arm for co...
02/14/1995
5383531Turn control system for a four wheel drive vehicle
A turn control system for a four wheel drive vehicle which includes an accelerating transmission for driving the right and left steerable wheels at a greater average velocity than the right and left non-steerable wheels. A steering device and a switching ...
01/24/1995
5340138Oversteer correction for compound steering apparatus
A tractor having a steerable axle that pivotally moves laterally in response to a corresponding steering action of the steerable wheels mounted on the steerable axle is disclosed wherein tie rods interconnect a detachable plate carried by the chassis alon...
08/23/1994
5312124Steerable axle support linkage
A tractor having a steerable axle that pivotally moves laterally in response to a corresponding steering action of the steerable wheels mounted on the steerable axle is disclosed wherein the front of the axle is pivotally supported by a four-bar linkage t...
05/17/1994
5311957Steering linkage
A steering linkage in which a pair of steering arms rotatably mounted on the vehicle frame are jointed by a tie rod to form, in combination, a parallelogram. For each wheel, a steering arm slidably engages a crank arm secured to a king pin that rotatably ...
05/17/1994
5255931Tractor ballast mounted to front axle of compound steering apparatus for tractors
A tractor having a front axle that pivotally moves laterally in response to a corresponding steering action of the steerable wheels mounted on the front axle is disclosed wherein the ballast assembly is supported directly by the front axle so as to be lat...
10/26/1993
4928984Steering system for tracking of wheels
A motor vehicle steering system having first and second linkage assemblies, each pivotally coupled to a steerable wheel to exert simultaneous pushes or pulls, depending upon the direction of a vehicle turn. The first linkage assembly has an inboard end wh...
05/29/1990
4865343Steering mechanism for a vehicle
A vehicle is provided having a horizontal frame with two associated front wheels and two associated rear wheels wherein at least one set of associated wheels is rotatable about vertical axes by steering means. A cross shaft is mounted on the frame and rot...
09/12/1989
4717164Road vehicle including banking, steering, braking and other controls
A road vehicle, particlarly a human-powered type, comprises a rotatable chassis section rotatable with respect to a fixed chassis section, a steering mechanism and a banking mechanism controlled by the steering mechanism for automatically rotating the rot...
01/05/1988
4625982Handle lever steering device of three-wheel and four-wheel automotive vehicles
A handle lever steering device including a handle lever and a pair of knuckle arms pivotally supported by a frame and constituting the Ackermann mechanism has a rod end secured to a rotary shaft for supporting the handle lever and having a first support s...
12/02/1986
4600216Vehicle steering and suspension system
A three-wheeled vehicle steering and suspension system includes two support assemblies for two opposed front steerable wheels, the support assemblies each having a tubular housing welded to the vehicle frame, a cylindrical tube rotatably supported within ...
07/15/1986
4515380Vehicle with two steerable wheels
To obtain unequal angles of turn for two-steerable wheels of a vehicle inexpensively, each wheel is turned through a gear. The two gears have a center to center distance corresponding to the track of the steerable wheels and are dimensioned to accommodate...
05/07/1985
4504074Steering system
A steering system for a four-wheeled vehicle which can rotate the front steering wheels unequally as the vehicle is turning in order to prevent excessive tire scuffing and which can provide a zero turning radius of the vehicle about its inside rear wheel....
03/12/1985
4460197Front end steering assembly for carts and the like
A cross member includes a steering shaft support and mounts a ground engaging wheel at each end thereof via a component mounted at each end of the cross member for partial rotation about a vertical axis. A steering arm extends from this component which is...
07/17/1984
4220348Center pivot steering mechanism
This is a unique center pivot steering mechanism for lift trucks, and the like. It is characterized by a unique angular control yoke center mounted upon the steering axle and with equal and like steering control connections to two wheels with an offset co...
09/02/1980
4182426Tractor unit for implements and vehicles
A tractor unit for wheeled vehicles having fixed draft tongues, the tractor unit including a frame supported at its front end by a pair of laterally spaced steerable drive wheels, and having a supporting leg at its rear end movable between an operative fr...
01/08/1980
4162859Vehicle steering knuckle arm angle compensator
The outer ball joint end of a tie rod in a vehicle steering mechanism is connected to the frustoconical swivelably adjustable joint of a steering knuckle arm by an offset connector. Such connector positions the axis of the steering knuckle arm frustoconic...
07/31/1979
4064967Steering mechanism
A steering mechanism for use in a vehicle, such as an industrial truck or the like, in which a two-way power steering actuator cylinder having a piston rod extending from both ends is supported from and above a steering axle by pivot tube and pivot shaft ...
12/27/1977
4013301Vehicle steering mechanisms
A vehicle steering mechanism for steering two ground engaging wheels of an industrial vehicle, comprises for each ground engaging wheel, an upright shaft rotation of which effects rotation of the associated ground engaging wheel, a track rod system connec...
03/22/1977
3972538Vehicle steering mechanism
A system for providing differential steering in vehicles having spaced dual wheels steerable about vertical axes. The steered wheels are interconnected through chain drives acting on eccentrically journalled transfer pinions which are coupled together for...
08/03/1976
 
Sign InRegister
Username  
Password   
forgot password?