US3176525A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starter mechanism for reversible engine
Assignee: Kiekhaefer Corp
•
Filing: 1959-11-16
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Granted: 1965-04-06
•
Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Rose Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:59
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/06; F02D; F02D27/00; F02N15/006; Y; Y10; Y10T; Y10T74/00; Y10T74/13; Y10T74/131
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A REVERSIBLE ENGINE STARTER DRIVE A POWER SHAFT, A HOLLOW SCREW SHAFT SPLINED THEREON, AN INTERNALLY AND EXTERNALLY THREADED SLEEVE THREADED ON THE SCREW SHAFT, A PINION-CONTROL NUT THREADED ON THE SLEEVE FOR MOVEMENT OF THE PINION INTO AND OUT OF MESH WITH A GEAR OF AN ENGINE TO BE STARTED, THE INTERNAL AND EXTERNAL THREADS OF SAID SLEEVE BEING OF OPPOSITE HAND; MEANS PIVOTALLY LIMITING THE MOVEMENT OF THE PINION-CONTROL NUT AND SLEEVE IN THE MESHING DIRECTION, AND YIELDING MEANS RESISTING MOVEMENT OF THE SCREW SHAFT IN THE OPPOSITE DIRECTION.
Claim 2
Dependent Claim
92 words
IN A REVERSIBLE ENGINE STARTER DRIVE A POWER SHAFT, A HOLLOW SCREW SHAFT SPLINED THEREON, AN INTERNALLY AND EXTERNALLY THREADED SLEEVE THREADED ON THE SCREW SHAFT, A PINION-CONTROL NUT THREADED ON THE SLEEVE FOR MOVEMENT OF THE PINION INTO AND OUT OF MESH WITH A GEAR OF AN ENGINE TO BE STARTED, THE INTERNAL AND EXTERNAL THREADS OF SAID SLEEVE BEING OF OPPOSITE HAND; MEANS PIVOTALLY LIMITING THE MOVEMENT OF THE PINION-CONTROL NUT AND SLEEVE IN THE MESHING DIRECTION, AND YIELDING MEANS RESISTING MOVEMENT OF THE SCREW SHAFT IN THE OPPOSITE DIRECTION.
References Cited (Backward Citations)
US2907216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |