US3080772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed-change transmission, particularly for motor vehicles
Assignee: Daimler Benz AG
•
Filing: 1958-11-10
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Granted: 1963-03-12
•
Expires: 1978-11-10
Abstract
No abstract record available.
Inventors
- 👤 Hans-Joachim M Foerster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:54
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/089; F16D; F16D67/00; F16H37/00; F16H37/02; F16H37/04; F16H37/042; F16H37/046; F16H47/00; F16H47/06; F16H47/08; F16H47/085; F16H2200/00; F16H2200/003; F16H2200/0052; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19149
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A MULTI-SPEED TRANSMISSION COMPRISING INPUT MEANS, OUTPUT MEANS, A FIRST MOTION TRANSMITTING TRAIN INCLUDING FLUID COUPLING MEANS, A SECOND MOTION TRANSMITTING TRAIN INCLUDING FRICTION COUPLING MEANS, AT LEAST TWO SETS OF MESHING GEAR MEANS PROVIDING AT LEAST THREE FORWARD SPEEDS, EACH OF SAID TWO SETS OF MESHING GEAR MEANS INCLUDING A PLANET CARRIER SUPPORTING THEREON A PLANET GEAR IN MESHING ENGAGEMENT WITH TWO COAXIALLY ARRANGED GEARS, THE GEARS OF ONE OF SAID SETS BEING SEPARATE FROM THE GEARS OF THE OTHER GEAR SET, MEANS INCLUDING ONE SET OF SAID GEAR MEANS FOR OPTIONALLY CONNECTING SAID INPUT MEANS WITH SAID OUTPUT MEANS THROUGH ONE OF SAID MOTION TRANSMITTING TRAINS IN AT LEAST TWO ADJACENT FORWARD SPEEDS, AND FOR OPTIONALLY CONNECTING SAID INPUT MEANS WITH SAID OUTPUT MEANS EXCLUSIVELY THROUGH THE OTHER OF SAID MOTION TRANSMITTING TRAINS IN AT LEAST ONE OTHER FORWARD SPEED, AND MEANS FOR CONNECTING SAID INPUT MEANS WITH SAID OUTPUT MEANS IN ANOTHER FORWARD SPEED PROVIDING A ONE-TO-ONE TRANSMISSION RATIO THEREBETWEEN.
Claim 2
Dependent Claim
163 words
A MULTI-SPEED TRANSMISSION COMPRISING INPUT MEANS, OUTPUT MEANS, A FIRST MOTION TRANSMITTING TRAIN INCLUDING FLUID COUPLING MEANS, A SECOND MOTION TRANSMITTING TRAIN INCLUDING FRICTION COUPLING MEANS, AT LEAST TWO SETS OF MESHING GEAR MEANS PROVIDING AT LEAST THREE FORWARD SPEEDS, EACH OF SAID TWO SETS OF MESHING GEAR MEANS INCLUDING A PLANET CARRIER SUPPORTING THEREON A PLANET GEAR IN MESHING ENGAGEMENT WITH TWO COAXIALLY ARRANGED GEARS, THE GEARS OF ONE OF SAID SETS BEING SEPARATE FROM THE GEARS OF THE OTHER GEAR SET, MEANS INCLUDING ONE SET OF SAID GEAR MEANS FOR OPTIONALLY CONNECTING SAID INPUT MEANS WITH SAID OUTPUT MEANS THROUGH ONE OF SAID MOTION TRANSMITTING TRAINS IN AT LEAST TWO ADJACENT FORWARD SPEEDS, AND FOR OPTIONALLY CONNECTING SAID INPUT MEANS WITH SAID OUTPUT MEANS EXCLUSIVELY THROUGH THE OTHER OF SAID MOTION TRANSMITTING TRAINS IN AT LEAST ONE OTHER FORWARD SPEED, AND MEANS FOR CONNECTING SAID INPUT MEANS WITH SAID OUTPUT MEANS IN ANOTHER FORWARD SPEED PROVIDING A ONE-TO-ONE TRANSMISSION RATIO THEREBETWEEN.
References Cited (Backward Citations)
US2312849A
Cited
US2302714A
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US2353905A
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US2518824A
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US2454014A
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US2687657A
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |