Patent US3307426A successfully refreshed from Google Patents.
US3307426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Constant speed drive starter
Assignee: Garrett Corp
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Filing: 1960-01-11
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Granted: 1967-03-07
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Expires: 1980-01-11
Abstract
No abstract record available.
Inventors
- 👤 William D Whitaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:07
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/26; F02C7/268; F02C7/275; F02C7/277; F02C7/32; F02C7/36; F02N; F02N15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A COMBINATION ENGINE STARTER AND ACCESSORY DRIVE MECHANISM COMPRISING: FIRST AND SECOND MEMBERS ADAPTED TO BE OPERATIVELY CONNECTED TO AN ENGINE AND AN ACCESSORY THEREOF, RESPECTIVELY; A REVERSIBLE VARIABLE SPEED MOTOR; TRANSMISSION GEAR MEANS OPERATIVELY CONNECTED BETWEEN SAID MOTOR AND SAID FIRST AND SECOND MEMBERS, SAID TRANSMISSION GEAR MEANS HAVING A FIRST GEAR STATIONARILY SUPPORTED; A SECOND GEAR HELD AGAINST ROTATION IN ONE DIRECTION; GEAR MEANS REACTING ON SAID FIRST AND SECOND GEARS TO IMPART ENGINE STARTING ROTATION TO SAID FIRST MEMBER WHEN SAID MOTOR IS OPERATED IN A PREDETERMINED DIRECTION; MEANS RESPONSIVE TO VARIATIONS IN THE RATE OF OPERATION OF ONE OF SAID MEMBERS FOR VARYING THE RATE OF OPERATION OF SAID MOTOR TO REGULATE THE SPEED OF ROTATION IMPARTED TO SAID SECOND MEMBER AFTER THE OPERATION OF THE ENGINE HAS BEEN INITIATED; AND MEANS ALSO RESPONSIVE TO VARI-
Claim 2
Dependent Claim
140 words
A COMBINATION ENGINE STARTER AND ACCESSORY DRIVE MECHANISM COMPRISING: FIRST AND SECOND MEMBERS ADAPTED TO BE OPERATIVELY CONNECTED TO AN ENGINE AND AN ACCESSORY THEREOF, RESPECTIVELY; A REVERSIBLE VARIABLE SPEED MOTOR; TRANSMISSION GEAR MEANS OPERATIVELY CONNECTED BETWEEN SAID MOTOR AND SAID FIRST AND SECOND MEMBERS, SAID TRANSMISSION GEAR MEANS HAVING A FIRST GEAR STATIONARILY SUPPORTED; A SECOND GEAR HELD AGAINST ROTATION IN ONE DIRECTION; GEAR MEANS REACTING ON SAID FIRST AND SECOND GEARS TO IMPART ENGINE STARTING ROTATION TO SAID FIRST MEMBER WHEN SAID MOTOR IS OPERATED IN A PREDETERMINED DIRECTION; MEANS RESPONSIVE TO VARIATIONS IN THE RATE OF OPERATION OF ONE OF SAID MEMBERS FOR VARYING THE RATE OF OPERATION OF SAID MOTOR TO REGULATE THE SPEED OF ROTATION IMPARTED TO SAID SECOND MEMBER AFTER THE OPERATION OF THE ENGINE HAS BEEN INITIATED; AND MEANS ALSO RESPONSIVE TO VARI-
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |