Research/Patents/US 5390554
US 5390554

SPACECRAFT COMPONENT BEARING

Assignee

HONEYWELL INC. A CORPORATION OF DELAWARE

Filed

Oct 28, 1991

Granted

Feb 21, 1995

Location

GLENDALE AZ US

Abstract

A spacecraft component bearing unit for resisting axial lead due to launch vibration. This component includes a stator having drive coils, an inertia wheel having a ring magnet, a shaft having a fixed upper bearing cartridge and a floating lower bearing cartridge mounted on the stator and supporting the inertia wheel, three snubber units spaced peripherally at equal angles around an axis of the shaft, and each snubber unit having a piston with a face engaging the shaft and having a bellows connected to the piston for withdrawing the piston from contact with the shaft upon exposure to vacuum pressure at launch completion.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Apr 9, 1992

Rescinded

May 19, 1994

Duration

2 years, 1 month

Inventor

  • 1EDWARD F. SILVENT

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records