Patent US3606378A successfully refreshed from Google Patents.
US3606378A
Expired / Lapsed
US
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Inertial electromagnetic locking mechanism for safety belts in motor vehicles
Assignee: Individual
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Filing: 1969-06-18
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Granted: 1971-09-20
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Expires: 1989-06-18
Abstract
Abstract THE HOLDER OF A SAFETY BELT IS CONNECTED TO A CABLE WHICH IS WRAPPED AROUND A SPRING-LOADED DRUM WHICH IS ROTATABLY SUPPORTED ON A CARRIER ATTACHED TO A VEHICLE SUCH THAT THE HOLDER CAN BE MOVED TOWARDS AND AWAY FROM THE CARRIER BY WINDING AND UNWINDING OF THE CABLE ON THE DRUM. A TOOTHED MEMBER ROTATES WITH THE DRUM AND IS ENGAGEABLE BY A SPRING LOADED PAWL TO LOCK THE DRUM WHEN THE PAWL IS ACTED BY AN ENERGIZED ELECTROMAGNET, THE LATTER BEING ENERGIZED BY CLOSING OF A SWITCH OF AN ENERGIZING CIRCUIT BY A SWINGING PENDULUM WHEN THE VEHICLE ACCELERATION OR DECELERATION EXCEEDS A PREDETERMINED MAGNITUDE.
Inventors
- 👤 Luka Prostran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:14
CPC Classifications
B; B60; B60R; B60R22/00; B60R22/34; B60R22/343
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |