Research/Patents/US 5394241
US 5394241

RING LASER GYROSCOPES

Assignee

BRITISH AEROSPACE PUBLIC LIMITED COMPANY, A CORP. OF GREAT BRITAIN

Filed

Dec 12, 1988

Granted

Feb 28, 1995

Location

WRENTHAM MA US

Abstract

A ring laser gyroscope in which RF excitation is used to cause gas discharge as opposed to DC excitation which is used in conventional ring laser gyroscopes. External surfaces of the body of the ring laser gyroscope are metallized to form electrodes and an RF signal is capacitively coupled to gas reservoirs forming part of the lasing cavities.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Jun 6, 1990

Rescinded

Feb 25, 1994

Duration

3 years, 8 months

Inventor

  • 1JOHN A. GEEN

Technology Domains

Click a domain to browse all patents in this category.

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