US3144779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermittent driving mechanism
Assignee: P R Mailory & Co Inc
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Filing: 1961-12-29
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Granted: 1964-08-18
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Expires: 1981-12-29
Abstract
No abstract record available.
Inventors
- 👤 Wallace L Linn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:39
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; G; G04; G04C; G04C3/00; G04C3/16; H01H43/101; H01H43/102; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1518; Y10T74/1523; Y10T74/21; Y10T74/2101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
AN ADVANCEMENT MECHANISM FOR AN INTERMITTENT TIMING DEVICE COMPRISING A SUITABLE POWER SOURCE, SAID POWER SOURCE HAVING A DRIVING MEANS COUPLED TO A GEAR TRAIN TO ROTATABLY DRIVE SAID GEAR TRAIN, A CAM ASSEMBLY COMPRISING AT LEAST TWO PARTIAL CAMS, AND A GEAR OF SAID GEAR TRAIN SUPPORTED BY A HUB AND BEARING POST, ONE OF SAID CAMS BEING LOOSELY FITTED THEREON TO HAVE A FLOATING CHARACTERISTIC, ANOTHER OF SAID CAMS AND SAID GEAR BEING FIXED TOGETHER AND SUPPORTED THEREON, SAID FIXEDLY SUPPORTED CAM HAVING AN ARCUATE SLOT OF DETERMINED EXTENT FORMED THEREIN, SAID FLOATING CAM HAVING A POST FITTED WITHIN SAID SLOT AND BEING MOVEABLE ALONG THE EXTENT THEREOF, SAID CAMS THUS BEING ANGULARLY MOVEABLE WITH
Claim 2
Dependent Claim
117 words
AN ADVANCEMENT MECHANISM FOR AN INTERMITTENT TIMING DEVICE COMPRISING A SUITABLE POWER SOURCE, SAID POWER SOURCE HAVING A DRIVING MEANS COUPLED TO A GEAR TRAIN TO ROTATABLY DRIVE SAID GEAR TRAIN, A CAM ASSEMBLY COMPRISING AT LEAST TWO PARTIAL CAMS, AND A GEAR OF SAID GEAR TRAIN SUPPORTED BY A HUB AND BEARING POST, ONE OF SAID CAMS BEING LOOSELY FITTED THEREON TO HAVE A FLOATING CHARACTERISTIC, ANOTHER OF SAID CAMS AND SAID GEAR BEING FIXED TOGETHER AND SUPPORTED THEREON, SAID FIXEDLY SUPPORTED CAM HAVING AN ARCUATE SLOT OF DETERMINED EXTENT FORMED THEREIN, SAID FLOATING CAM HAVING A POST FITTED WITHIN SAID SLOT AND BEING MOVEABLE ALONG THE EXTENT THEREOF, SAID CAMS THUS BEING ANGULARLY MOVEABLE WITH
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |