US3159729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor vehicle brake system
Assignee: ZF Active Safety US Inc
•
Filing: 1961-07-12
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Granted: 1964-12-01
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Expires: 1981-07-12
Abstract
No abstract record available.
Inventors
- 👤 Stelzer William
- 👤 Hill Edward Govan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:23
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
IN A SWITCH MECHANISM, AN INERTIA OPERATED SWITCH, A PAIR OF MANUALLY OPERABLE LEVERS RESPECTIVELY INDEPENDENTLY MOVABLE ACCORDING TO DIFFERENT CONDITIONS, AND MEANS CONNECTED BETWEEN SAID LEVERS AND SUPPORTING SAID SWITCH WHEREBY, UPON MOVEMENT OF EITHER OF SAID LEVERS, THE ANGLE OF INCLINATION OF SAID SWITCH TO THE HORIZONTAL WILL BE VARIED TO CHANGE THE INERTIA NECESSARY TO CLOSE SAID SWITCH.
Claim 2
Dependent Claim
61 words
IN A SWITCH MECHANISM, AN INERTIA OPERATED SWITCH, A PAIR OF MANUALLY OPERABLE LEVERS RESPECTIVELY INDEPENDENTLY MOVABLE ACCORDING TO DIFFERENT CONDITIONS, AND MEANS CONNECTED BETWEEN SAID LEVERS AND SUPPORTING SAID SWITCH WHEREBY, UPON MOVEMENT OF EITHER OF SAID LEVERS, THE ANGLE OF INCLINATION OF SAID SWITCH TO THE HORIZONTAL WILL BE VARIED TO CHANGE THE INERTIA NECESSARY TO CLOSE SAID SWITCH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |