Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 7354222 | Belted asphalt compactor A belted asphalt compactor and method are provided. The compactor includes a first unit with a roller frame. A second unit is coupled to the first unit, and is generally identical thereto. At least one mid roller and two end rollers are mounted in the roller frames,... | 04/08/2008 |
| 7331590 | Commercial vehicle suspension assembly This invention relates to a commercial vehicle suspension assembly that includes an axle, a rack and pinion steering assembly, and a pivot mount assembly for connecting the rack and pinion steering assembly to the axle of the vehicle. The pivot mount assembly contro... | 02/19/2008 |
| 7144022 | Tractor suspension system A front suspension for a tractor has an axle that is pivotally coupled to an axle carrier to pivot about a substantially longitudinal axis. The axle carrier, in turn, is pivotally coupled to the chassis of the vehicle to pivot about a generally vertical axis. The fr... | 12/05/2006 |
| 5769180 | Steering 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 |
| 5366035 | Rear wheel steering device and method for rear wheel steering A rear wheel steering device is provided in a vehicle with a simple structure in which rear wheels are supported at both end portions of a rear axle housing along a width direction of a chassis in order to drive the vehicle more stably at high speeds. The... | 11/22/1994 |
| 5322309 | Oscillation stops for tractors with compound steering mechanism 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 and is also pivotally supported for oscillatory pitching movement about a longitudinal ax... | 06/21/1994 |
| 5322310 | Variable oscillation stops for tractors with compound steering mechanism 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 and is also pivotally supported for oscillatory pitching movement about a longitudinal ax... | 06/21/1994 |
| 5320192 | Rear wheel steering device A rear wheel steering device is provided in a vehicle with a simple structure in which rear wheels are supported at both end portions of a rear axle housing along a width direction of a chassis in order to drive the vehicle more stably at high speeds. The... | 06/14/1994 |
| 5297648 | Compound steering mechanism A steering mechanism for a tractor having a transverse axle with pivotally movable steering wheels and a laterally shiftable chassis is disclosed wherein a first tie rod interconnects the steering arms of the opposing steerable wheels to couple the moveme... | 03/29/1994 |
| 5255931 | Tractor 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 |
| 5046577 | Steering mechanism for tractors A steering mechanism for improving the turning radius of a tractor is disclosed wherein the wheels are turned relative to the steering axle simultaneously with a pivotal movement of the steering axle relative to the chassis of the tractor. A connecting li... | 09/10/1991 |
| 4771851 | Steering control system for articulated vehicle The present invention is a steering system for an articulated vehicle which has at least one axle mounted for wagon-wheel steering with respect to the vehicle, a hydraulic actuator for pivoting the axle with respect to the vehicle and a pair of hydraulic ... | 09/20/1988 |
| 4638877 | Steering axle arrangement for a wheel body of a vehicle A vertical steering axle rigidly connected with a steering frame of a roller vehicle, for example of a vibratory tandem roller, is rotatably and axially slidingly mounted in a guide bushing pendulously connected to a vehicle frame. An elastomeric element ... | 01/27/1987 |
| 4534436 | Control valve apparatus and steering systems A fluid-system control valve apparatus having an adjustable valve assembly between base passages and action passages. The valve assembly comprises a pair of interfaced valve members individually rotatable and normally in neutral relationship. One is a dri... | 08/13/1985 |
| 4324305 | Steering mechanism for excavators and the like A steering mechanism for an excavator or similar vehicle having a pair of steerable wheels and a pair of fixed wheels wherein the steerable wheels are carried by a movable steering fork which is mounted on a circular-shaped rail such that movement of the ... | 04/13/1982 |
| 4043422 | Steering system for articulated vehicles An electro-hydraulic steering system for vehicles such as roller type surface compacting machines which have a steerable ground-engaging unit at each end of the chassis. The system combines a conventional orbital type steering valve, two conventional sole... | 08/23/1977 |
| 4033427 | Steering apparatus for road rollers Steering apparatus for road rollers of the self-propelled type having two drums each of which is journalled to rotate in a frame pivotally mounted on a common chassis. A piston rod, pivotally connected at its ends to the drum frames, is slidably mounted i... | 07/05/1977 |
| 4010816 | Steerable trailer A pair of fluid operated cylinder assemblies are secured between the bunk of the trailer and a rear frame portion. An auxiliary motor, a pump driven by the motor, a reservoir, and a valve operated by solenoids to control driving functions for the pair of ... | 03/08/1977 |
| 3993207 | Cargo loading vehicles A transporter and cargo loading vehicle for use in transporting cargo for aircraft. The vehicle has a low platform which can accept pallet or container loads at a maximum height from the ground of approximately twenty inches. The vehicle is equipped with ... | 11/23/1976 |
| 3946822 | Tracklaying vehicle comprising four tracklaying units A tracklaying vehicle comprises first and second laterally spaced tracklaying units which are spaced apart in a travel direction from third and fourth tracklaying units which are spaced laterally from each other. A substructure which is supported on and l... | 03/30/1976 |
| 3937292 | Diesel-electric wheel tractor with steerable trucks A diesel-electric tractor having individually powered wheels carried by two independently mounted steerable trucks. The forward truck is ball and socket mounted to the principal tractor frame to allow pivotal motion in vertical and horizontal planes; the ... | 02/10/1976 |
