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 |
| 7124612 | Crimping blade profile The invention relates to a crimping blade with a profile such that the angle of attack β of the sheet metal to be crimped remains constant during the entire crimping phase. In this way, the force applied to the sheet metal is always at the same angle in relation to... | 10/24/2006 |
| 6276187 | Hydra clamp A clamping device including a housing having a base portion slideably mounted to be positionable along the width of a carriage, the carriage being slideably mounted to be positionable along the length of a guide track. The housing includes a clamping jaw ... | 08/21/2001 |
| 5907968 | Apparatus for stepwise transverse conveyance of profiles between the outlet of a metal extrusion press and a stretcher leveller The invention relates to a device for the stepwise transverse transportation of sections, in particular groups of sections, from a longitudinal conveyor at the delivery end of a metal extrusion press to a first (8) and optionally a further (9) cooling sta... | 06/01/1999 |
| 4606213 | Tool for producing bends in curved surfaces A tool for producing bends or steps in curved surfaces has an upper and a lower tool part arranged to work towards one another when in operation. The tool part surfaces conform in shape with the curved surface in which one or more bends are to be formed. ... | 08/19/1986 |
| 4580430 | Torsional molding apparatus for crank shaft A torsional molding apparatus for arranging each crank pin of a crank shaft at a predetermined angular position wherein a plurality of crank pins are arranged on the same plane passing through an axis of the crank shaft. The apparatus comprises posts on a... | 04/08/1986 |
