Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7326215 | Curved surgical tool driver A surgical tool driver has a driven end connectable to a rotary drive source and a driving end connectable to a surgical tool. A shaft assembly there between includes a hollow outer shaft and a flexible drive shaft for transmitting rotary power from the driven end t... | 02/05/2008 |
| 7191677 | Adjustable angle drive for a rotary power tool The present invention provides an adjustable angle drive for a rotary power tool such as a drill. The adjustable angle drive includes input and output shafts journalled for rotation in input and output housings. The input and output shafts are rotatably coupled thro... | 03/20/2007 |
| 7137318 | Ratchet-based, torqued-enhanced fastener tool A ratchet-based, torque-enhanced fastener tool for tightening and loosening nuts, bolts, lug nuts and other fasteners includes a main housing and a handle attached to the main housing. A trigger is movably connected so that it can be moved in a reciprocal manner. A ... | 11/21/2006 |
| 6997083 | Motorized conduit linking device and method A motorized device for linking sections of threaded conduit such as electrical conduit, and a method of linking such conduit are described. In one form, the device is formed as a motorized tool, including a motor (such as an electric motor) and a bit. The motor is c... | 02/14/2006 |
| 6722232 | Manually-powered drive device and assembly A manually-powered drive device includes a drive train substantially disposed in a hollow housing. A laterally sliding transmission shaft extending laterally in an intermediate frame portion of the housing includes first and second circumferential recesses. A transm... | 04/20/2004 |
| 4947942 | Angle drive for a surgical power tool An angle drive for a surgical power tool comprises a tool housing and first and second shafts rotatably supported end to end in the housing. The shafts have rotational axes which cross at an obtuse angle. Interengaged, opposed bevel gears are provided on ... | 08/14/1990 |
| 4643052 | Bevel gear driven offset screwdriver arrangement A bevel gear driven offset screwdriver arrangement includes a housing which bounds an elongated passage and an opening which communicates with the passage and is centered on an axis that includes an obtuse angle of substantially between 100° and 135°, p... | 02/17/1987 |
| 4620458 | Apparatus for screwing in set screws, which can be operated by a wrench Screwing-in apparatus for set screws which can be operated by a wrench, for the connection of hollow rod elements with junction members of a framework, in which the junction members have threaded bores to receive the set screws and the rod elements have e... | 11/04/1986 |
