Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 7337643 | Rolling mill drive with a coupling and decoupling device A rolling mill drive with at least one drive spindle arranged between a drive unit and a driven roll and terminating in a spindle head connected detachably to the neck of the roll. A coupling and decoupling device is arranged between the neck of the roll and the spi... | 03/04/2008 |
| 7171889 | Swash plate tilting angle detector for a swash plate plunger type hydraulic unit A swash plate plunger type hydraulic motor is constituted such that plungers are slidably disposed in respective plunger holes of a motor cylinder, and a motor rolling member having a motor swash plate member is supported in a motor casing in such a manner that it c... | 02/06/2007 |
| 7143922 | Stapler with tape dispenser and flag dispenser A combination stapler, tape dispenser and flag dispenser includes a stapler having a housing including first and second arms joined together at a pivot. The first and second arms each have a distal end having a flat surface configured to permit the stapler to stand ... | 12/05/2006 |
| 7104229 | Variable valve timing system A variable valve timing system for an internal combustion engine, comprising a drive shaft driven by the engine, a camshaft driven by the drive shaft, and a cam supported by the camshaft for bearing against a valve actuating member. The camshaft and the drive shaft ... | 09/12/2006 |
| 4941766 | Tilt wheel universal A universal joint for use in an automobile tilt wheel assembly includes a first (12) and second (28) shaft. The end of the first shaft (12) includes a pin (20) extending on opposite sides of the first shaft (12). A pair of caps (22) having a circular oute... | 07/17/1990 |
| 4553949 | Universal joint with clearance elimination elements A universal joint comprises a housing receiving an input assembly and an output assembly. The assemblies include bearing shoes rotatable within the housing and a pair of wedge-like elements are engageable with the housing and the bearing shoes to accommod... | 11/19/1985 |
| 4540383 | Centering device for a constant velocity joint A constant velocity joint (10) comprises an input shaft assembly (12) and an output shaft assembly (14), each shaft assembly (12, 14) including a cylindrical end (30, 32, and 50, 52) received within a respective pair of arcuate surfaces (40, 42, and 60, 6... | 09/10/1985 |
| 4395246 | Universal joint A universal joint 10 includes an input assembly (12), an output assembly (14) and a housing (16) which is rotatable with the input and output assemblies. A pilot assembly (70) is carried within the housing (16) on the input assembly (12) and output assemb... | 07/26/1983 |
| 4324113 | Sliding block coupling A sliding block coupling has a coupling head which comprises devices for arranging an ingoing, driving, and an outgoing, driven, torque-transferring member which rotate together with the coupling head, and sliding blocks arranged in a cylindrical recess s... | 04/13/1982 |
| 4317338 | Universal joint A universal joint for connecting a pair of elongated members is disclosed. The joint provides for transmission of torque between the pair of members when the pair of members are oriented at various angles relative to each other. One of the members termina... | 03/02/1982 |
| 4274268 | Universal joint A universal joint between a pair of members provides for transmitting torque between the pair of members when the pair of members are oriented at varying angles relative to each other. One of the members terminates in a cavity which is substantially cylin... | 06/23/1981 |
