Patent US3566633A successfully refreshed from Google Patents.
US3566633A
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Steering column lock
Assignee: Borg Warner Corp
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Filing: 1968-11-07
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Granted: 1971-03-02
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Expires: 1988-11-07
Abstract
Abstract A LOCK FOR STEERING COLUMNS OF MOTOR VEHICLES ASSOCIATED WITH AN IGNITION SWITCH WHICH LOCK ENGAGES A TORQUE LIMITING CLUTCH PROVIDING A STRONG TORQUE RESISTANCE TO TURNING THE STEERING WHEEL. WHEN A PREDETERMINED VALUE OF TORQUE HAS BEEN EXCEEDED THE ELEMENTS OF THE TORQUE LIMITING CLUTCH WILL DISSOCIATE ALLOWING ROTATION OF THE STEERING WHEEL THROUGH A PREDETERMINED ARC AT WHICH POINT SAID CLUTCH WILL RE-ENGAGE TO AGAIN RESIST ROTATION OF THE STEERING WHEEL.
Inventors
- 👤 Howard O Borck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:12
CPC Classifications
B; B60; B60R; B60R25/00; B60R25/01; B60R25/02; B60R25/021; B60R25/02105; B60R25/02107; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5889; Y10T70/5925; Y10T70/5934; Y10T70/5938; Y10T70/5956; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7949
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |