Patent US3208303A successfully refreshed from Google Patents.
US3208303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy storing device of the flywheel type in particular for motor vehicles
Assignee: Individual
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Filing: 1961-11-03
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Granted: 1965-09-28
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Expires: 1981-11-03
Abstract
No abstract record available.
Inventors
- 👤 Durouchoux Olivier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:31
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/60; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18; F16D7/00; F16D7/02; F16F; F16F15/00; F16F15/10; F16F15/12; F16F15/121; F16F15/1213; F16F15/30; F16F15/31; F16H; F16H33/00; F16H33/02; F16H2706/00; Y; Y02; Y02E; Y02E60/00; Y02E60/16; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2117; Y10T74/2119
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A FLYWHEEL ADAPTED TO STORE KINETIC ENERGY SUPPLIED BY A ROTATION DRIVING SHAFT AND TO SUPPLY A PROGRESSIVE TORQUE TO A DRIVEN SHAFT, SAID FLYWHEEL COMPRISING IN COMBINATION A HUB, A CASING COAXIALLY SURROUNDING SAID HUB, BEARING MEANS ROTATABLY SUPPORTING SAID HUB AND CASING, AT LEAST ONE WEIGHT FLEXIBLE ELONGATED ELEMENT WOUND BETWEEN SAID HUB AND SAID CASING, SAID ELONGATED ELEMENT HAVING ONE END SECURED TO SAID HUB AND BEING WOUND UPON ITSELF, THE RADIAL DISTANCE BETWEEN THE HUB AND THE CASING BEING SUBSTANTIALLY GREATER THAN THE COMBINED THICKNESS OF EACH TURN OF SAID ELEMENT, AND COUPLING MEANS FOR RESPECTIVELY CONNECTING SAID CASING TO SAID DRIVING SHAFT AND SAID HUB TO SAID DRIVEN SHAFT WHEREBY SAID WEIGHTY ELONGATED ELEMENT WOUND INTO AND ADHERING TO THE CASING WINDS AROUND THE HUB AND EXERTS A MOTIVE TORQUE ON THE SAME WHEN SAID HUB IS COUPLED TO SAID DRIVEN SHAFT.
Claim 2
Dependent Claim
147 words
A FLYWHEEL ADAPTED TO STORE KINETIC ENERGY SUPPLIED BY A ROTATION DRIVING SHAFT AND TO SUPPLY A PROGRESSIVE TORQUE TO A DRIVEN SHAFT, SAID FLYWHEEL COMPRISING IN COMBINATION A HUB, A CASING COAXIALLY SURROUNDING SAID HUB, BEARING MEANS ROTATABLY SUPPORTING SAID HUB AND CASING, AT LEAST ONE WEIGHT FLEXIBLE ELONGATED ELEMENT WOUND BETWEEN SAID HUB AND SAID CASING, SAID ELONGATED ELEMENT HAVING ONE END SECURED TO SAID HUB AND BEING WOUND UPON ITSELF, THE RADIAL DISTANCE BETWEEN THE HUB AND THE CASING BEING SUBSTANTIALLY GREATER THAN THE COMBINED THICKNESS OF EACH TURN OF SAID ELEMENT, AND COUPLING MEANS FOR RESPECTIVELY CONNECTING SAID CASING TO SAID DRIVING SHAFT AND SAID HUB TO SAID DRIVEN SHAFT WHEREBY SAID WEIGHTY ELONGATED ELEMENT WOUND INTO AND ADHERING TO THE CASING WINDS AROUND THE HUB AND EXERTS A MOTIVE TORQUE ON THE SAME WHEN SAID HUB IS COUPLED TO SAID DRIVEN SHAFT.
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |