Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 6445992 | IDLE drive torque control for automated vehicle dry master clutch A control for a vehicle drive line system (10) including an automated vehicle dry master clutch (14) drivingly interposed in between a fuel-controlled engine (12) and the input shaft (20) of a mechanical transmission. When engaged in a start ratio and at ... | 09/03/2002 |
| 4132089 | Transmission of movement to a unit mounted on a rotatable carrier In order to drive a unit mounted on a carrier rotatable about an axis, the drive for the unit is transmitted from a unit actuator to the unit-drive mechanism on the carrier by a shaft-driven member so arranged that its rotation relative to the carrier is ... | 01/02/1979 |
