US3572133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starter drive with positive advance and inertia release
Assignee: Bendix Corp
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Filing: 1969-04-04
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Granted: 1971-03-23
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Expires: 1989-04-04
Abstract
Abstract A STARTER DRIVE HAVING POSITION RESPONSIVE ADVANCE ASSIST MEANS CAPABLE OF PREVENTING DISENGAGEMENT OF THE DRIVE IN THE EVENT OF A FALSE START. THE ASSIST MEANS COMPRISE, IN THE PREFERED EMBODIMENT, AN AXIALLY-MOVABLE ELECTROMAGNETIC BRAKE WITH A NON-ROTATING COIL AND MAGNET BODY. AS THE DRIVE ADVANCES, AN ELECTRICAL CONTACT FOR THE COIL SLIDES ALONG A CONDUCTING STRIP WHICH TERMINATES IMMEDIATELY BEFORE THE DRIVE REACHES ITS FULLY ADVANCED POSITION DE-ENERGIZING THE BRAKE AND THEREBY RELEASING THE ADVANCE ASSIST. D R A W I N G
Inventors
- 👤 Paul F Giometti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:37
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/06; F02N15/066; Y; Y10; Y10T; Y10T74/00; Y10T74/13; Y10T74/131
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-22 | 1974-09-21 | 1975-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-22 | 1978-09-21 | 1979-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-22 | 1982-09-21 | 1983-03-23 | $7700.00 | Window Closed / Lapsed |