Patent US1399505A successfully refreshed from Google Patents.
Patent US3109326A successfully refreshed from Google Patents.
US3109326A
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Change speed power transmission
Assignee: Individual
•
Filing: 1960-12-12
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Granted: 1963-11-05
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Expires: 1980-12-12
Abstract
No abstract record available.
Inventors
- 👤 Maurice O Holtan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:28
CPC Classifications
F; F16; F16H; F16H37/00; F16H37/02; F16H37/04; F16H37/042; F16H37/046; F16H3/00; F16H3/02; F16H3/08; F16H3/12; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/1947; Y10T74/19474; Y10T74/19479
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
142 words
IN A VARIABLE SPEED POWER TRANSMISSION, A DRIVE SHAFT, A DRIVEN SHAFT, A JAW CLUTCH ENGAGED WITH THE DRIVE SHAFT, PLURAL CENTRIFUGAL CLUTCHES EACH HAVING A FIRST PART SELECTIVELY ENGAGEABLE BY THE JAW CLUTCH FOR ROTATION OF A SECOND PART OF CENTRIFUGAL CLUTCH, PLURAL MEANS SEVERALLY CONNECTING THE SECOND PART OF THE CENTRIFUGAL CLUTCHES WITH THE DRIVEN SHAFT FOR TRANSMITTING ROTARY MOTION THERETO IN THE SAME DIRECTION OF ROTATION, AND PLANETARY GEARING CONNECTING THE DRIVE SHAFT WITH ONE OF THE SAID MOTION TRANSMITTING MEANS FOR REVERSING THE DIRECTION OF MOVEMENT THEREOF, THE PLANETARY GEARING INCLUDING GEARS SEVERALLY ATTACHED TO THE DRIVE SHAFT AND TO SAID ONE OF SAID MOTION TRANSMITTING MEANS, A HOUSING ROTATABLE ABOUT THE GEARS, PLANET GEARS ROTATABLY MOUNTED IN THE HOUSING AND MEANS FOR RESTRAINING ROTATION OF THE HOUSING AND THEREBY CAUSING TRANSMISSION OF POWER BY THE PLANETARY GEARING.
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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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |