Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Positioning device comprising pre-stressed contactless bearings

Positioning device comprising pre-stressed contactless bearings

US Patent 4628238 · Granted Dec 9, 1986

Estimated economic value: $519,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Isolation mounts for use with vacuum chambers and their application in lithograp2004
Flexible substrate2001
Holder for optoelectronic device having connection pins bent toward a connection1999
Displacement device with a modular system of displacement units1999
Method of manufacturing tape-like information carriers and a web-like intermedia1999
Micrometer with simplified bearings1998
Method of machining a drum-shaped workpiece for an x-ray diagnosis apparatus or 1998
Electric micromotor with a slotted conductive body as the stator with insulating1997
Bearing arrangement, device with rotatable disc, and magnetic-tape apparatus1995
Depilation apparatus with twisting action1994
Support device for a drum1992
Positioning device having static fluid bearings1992