US3217566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear transmission
Assignee: Individual
•
Filing: 1963-08-20
•
Granted: 1965-11-16
•
Expires: 1983-08-20
Abstract
No abstract record available.
Inventors
- 👤 Robert E Sanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:56
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A GEAR TRANSMISSION COMPRISING A DRIVING GEAR, AN ANNULAR ELEMENT HAVING AN INTERNAL GEAR AND AN EXTERNAL GEAR SURROUNGING SAID DRIVING GEAR AND ROLLABLY ENGAGEABLE THEREWITH, A DRIVEN INTERNAL GEAR SURROUNDING SAID ELEMENT AND ROLLABLY ENGAGEABLE WITH THE EXTERNAL GEAR THEREOF, AND MEANS FOR SELECTIVELY DISPOSING SAID DRIVING GEAR AND SAID DRIVEN GEAR INTO CONCENTRIC RELATION IN WHICH SAID ELEMENT IS FREELY ROLLABLE BETWEEN SAID DRIVING AND DRIVEN GEARS WITHOUT INTERCHANGE OF POWER BETWEEN THEM
Claim 2
Dependent Claim
75 words
A GEAR TRANSMISSION COMPRISING A DRIVING GEAR, AN ANNULAR ELEMENT HAVING AN INTERNAL GEAR AND AN EXTERNAL GEAR SURROUNGING SAID DRIVING GEAR AND ROLLABLY ENGAGEABLE THEREWITH, A DRIVEN INTERNAL GEAR SURROUNDING SAID ELEMENT AND ROLLABLY ENGAGEABLE WITH THE EXTERNAL GEAR THEREOF, AND MEANS FOR SELECTIVELY DISPOSING SAID DRIVING GEAR AND SAID DRIVEN GEAR INTO CONCENTRIC RELATION IN WHICH SAID ELEMENT IS FREELY ROLLABLE BETWEEN SAID DRIVING AND DRIVEN GEARS WITHOUT INTERCHANGE OF POWER BETWEEN THEM
References Cited (Backward Citations)
GB583062A
Cited
US3037400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |