| Patent Number |
Title Of Patent |
Date Issued |
| 6046527 |
Ultrasonic positioner with multiple degrees of freedom of movement |
April 4, 2000 |
| An ultrasonic positioning system having multiple degrees of freedom of movement includes an array of piezoelectric ceramic elements grouped in pairs of adjacent ceramic elements of opposite deformation responses aligned in a first direction and also pairs aligned in a second direction, |
| 5829986 |
Single layer, multi-channel band-gear system for rotary joint |
November 3, 1998 |
| A multi-channel band-gear system for a rotary joint has a ring gear assembly with a conducting ring band in electrical contact with corresponding conducting bands of a set of intermediary planetary gears, which in turn are in electrical contact with a conducting sun band of a sun gea |
| 5738472 |
Modified locking thread form for fastener |
April 14, 1998 |
| A threaded fastener has a standard part with a standard thread form characterized by thread walls with a standard included angle, and a modified part complementary to the standard part having a modified thread form characterized by thread walls which are symmetrically inclined with a |
| 5518094 |
Clutch/brake having rectangular-area-contact 3D locking sprags |
May 21, 1996 |
| A clutch or brake device has locking sprags engageable between its inner and outer races which have a three-dimensional wedge shape with respect to the rotational (Z) axis. The 3D locking sprags have contact surfaces shaped to make rectangular area contact with the corresponding surfaces |
| 5501604 |
Flexible band-gears for conducting power/signal across rotary joint |
March 26, 1996 |
| A flexible band-gear system has an ring gear assembly with bands in electrical contact with and a ring gear in mechanical engagement with corresponding bands and gears of planet gear assemblies which are in turn in electrical contact and geared engagement with a sun gear assembly mou |
