Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 6914196 | Reel-deployed printed circuit board A reel-deployed printed circuit board for chip-on-board (COB) packages and a method for manufacturing COB packages using the reel printed circuit board are disclosed. The novel circuit board comprises an elongated, flexible base board and a plurality of unit boards ... | 07/05/2005 |
| 6857187 | Method of manufacturing a measuring wheel for wireline operations A method of manufacturing a measuring wheel for wireline operations includes the step of machining a metal wheel to achieve a first outer radius. The metal wheel is positioned within a ceramic ring having an inner radius that exceeds the first outer radius by an amo... | 02/22/2005 |
| 5335415 | Apparatus for winding and pressure-fitting a small width strip to a rotating body An apparatus for winding a belt-like member and a method of feeding a belt-like member for helically winding a belt-like member of a small width around an outer periphery of a rotating body which is rotatable about an axis of rotation and whose radius fro... | 08/09/1994 |
| 5175930 | Method and apparatus for attaching belt-shaped member to forming drum The front end and rear end of a belt-shaped member having a predetermined length are grasped by front end grasping pawls and rear end grasping pawls, respectively, movable in synchronism with and independently from each other when required. The front and ... | 01/05/1993 |
| 5076544 | Connecting apparatus of a hoist drum An apparatus and method for connecting a rotatable hub to a drive shaft is disclosed in which the rotatable hub has an axial opening and a radial through opening between an outer surface of the hub and the axial opening of the hub. A rotatable shaft havin... | 12/31/1991 |
| 5020207 | Process for producing magnetic hub A process for producing a magnetic hub for an optical disc which is fixed to the spindle of a disc drive by means of a magnetic clamp system, which process comprises positioning and setting an annular metal plate composed of a ferromagnetic substance havi... | 06/04/1991 |
| 4811472 | Method of making a steering wheel A method for making a steering wheel including a ring portion comprising a ring portion metal care having a plurality of angular portions in the transverse cross-section thereof. The ring portion metal core is provided in such a way that one of the diagon... | 03/14/1989 |
| 4791715 | Method and apparatus for assembly of cassette pulley A cassette pulley is assembled from a flange part having three assembly pins which are received in corresponding holes of a hub part. The hub part has a number of reinforcing ribs which divide the bottom of the hub part into a number of recesses which are... | 12/20/1988 |
