US3215004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transmission
Assignee: Individual
•
Filing: 1961-07-12
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Granted: 1965-11-02
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Expires: 1981-07-12
Abstract
No abstract record available.
Inventors
- 👤 Bancroft Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:58
CPC Classifications
F; F16; F16D; F16D67/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
AN AUTOMATIC ROTARY POWER TRANSMISSION COMPRISING STRUCTURE FORMING A STATIONARY HOUSING; A ROTARY INPUT MEMBER; A ROTARY OUTPUT MEMBER; A ROTARY REACTION MEMBER; A ROTARY OUTPUT MEMBER; A ROTARY REACTION PUT MEMBER AND SAID REACTION MEMBER FOR CONTRA-ROTATION, SAID PLANETARY GEAR TRAIN INCLUDING A SUN GEAR ROTATIVELY CONNECTED TO ONE OF SAID OUTPUT MEMBER AND SAID REACTION MEMBER, AND A RING GEAR ROTATIVELY CONNECTED TO THE OTHER OF SAID OUTPUT MEMBER AND SAID REACTION MEMBBER, AND AT LEAST ONE PLANET GEAR; MEANS FOR GEARING SAID INPUT MEMBER TO THE PLANET GEAR OF SAID PLANETARY GEAR TRAIN TO REVOLVE THE PLANET GEAR SO THAT THE ROTATIVE SPEEDS OF SAID OUTPUT MEMBER AND SAID REACTION MEMBER ARE FEED TO VARY RELATIVE TO THE INPUT MEMBER, A PORTION OF SAID GEARING MENS BEING FIXED WITH RESPECT TO SAID STATIONARY HOUSING; AND MEANS FOR APPLYING TO SAID REACTION MEMBER A TORQUE REACTION THAT VARIES IN PROPORTION TO ITS SPEED, A PORTION OF SAID TORQUE REACTION APPLYING MEANS BEING FIXED WITH RESPECT TO SAID STANTIONARY HOUSING.
Claim 2
Dependent Claim
171 words
AN AUTOMATIC ROTARY POWER TRANSMISSION COMPRISING STRUCTURE FORMING A STATIONARY HOUSING; A ROTARY INPUT MEMBER; A ROTARY OUTPUT MEMBER; A ROTARY REACTION MEMBER; A ROTARY OUTPUT MEMBER; A ROTARY REACTION PUT MEMBER AND SAID REACTION MEMBER FOR CONTRA-ROTATION, SAID PLANETARY GEAR TRAIN INCLUDING A SUN GEAR ROTATIVELY CONNECTED TO ONE OF SAID OUTPUT MEMBER AND SAID REACTION MEMBER, AND A RING GEAR ROTATIVELY CONNECTED TO THE OTHER OF SAID OUTPUT MEMBER AND SAID REACTION MEMBBER, AND AT LEAST ONE PLANET GEAR; MEANS FOR GEARING SAID INPUT MEMBER TO THE PLANET GEAR OF SAID PLANETARY GEAR TRAIN TO REVOLVE THE PLANET GEAR SO THAT THE ROTATIVE SPEEDS OF SAID OUTPUT MEMBER AND SAID REACTION MEMBER ARE FEED TO VARY RELATIVE TO THE INPUT MEMBER, A PORTION OF SAID GEARING MENS BEING FIXED WITH RESPECT TO SAID STATIONARY HOUSING; AND MEANS FOR APPLYING TO SAID REACTION MEMBER A TORQUE REACTION THAT VARIES IN PROPORTION TO ITS SPEED, A PORTION OF SAID TORQUE REACTION APPLYING MEANS BEING FIXED WITH RESPECT TO SAID STANTIONARY HOUSING.
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |