US3113468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed change gear mechanism
Assignee: Individual
•
Filing: 1961-05-22
•
Granted: 1963-12-10
•
Expires: 1981-05-22
Abstract
No abstract record available.
Inventors
- 👤 Humphrey Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:10
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/34; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19233; Y10T74/19358; Y10T74/19363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A SPEED CHANGE GEAR MECHANISM, A GEAR CASING, INPUT AND OUTPUT SHAFTS ON SAID CASING, AN INPUT GEAR FAST TO SAID INPUT SHAFT AND AN OUTPUT GEAR FAST TO SAID OUTPUT SHAFT, A PLURALITY OF DRIVEN SHAFTS DISPOSED ABOUT SAID INPUT SHAFT, GEARS ON EACH OF SAID DRIVEN SHAFT AND ARRANGED RELATIVE TO EACH OTHER TO FORM A GEAR TRAIN FOR DRIVING SAID DRIVEN SHAFTS AT DIFFERENT SPEEDS RELATIVE TO EACH OTHER, SAID INPUT GEAR MESHING WITH A GEAR ON ONE OF SAID DRIVEN SHAFTS, EACH OF SAID DRIVEN SHAFTS INCLUDING AN EXTENSION PINION GEAR, A CRADLE ROTATABLY MOUNTED WITHIN SAID CASING AND ABOUT SAID OUTPUT SHAFT, AN IDLER GEAR ROTATABLY MOUNTED ON SAID CRADLE AND IN MESH WITH SAID OUTPUT GEAR, AND MEANS ON SAID CASING FOR ROTATING SAID CRADLE TO SELECTED POSITIONS TO SELECTIVELY MESH SAID IDLER GEAR WITH ONE OF SAID EXTENSION PINION GEARS.
Claim 2
Dependent Claim
148 words
IN A SPEED CHANGE GEAR MECHANISM, A GEAR CASING, INPUT AND OUTPUT SHAFTS ON SAID CASING, AN INPUT GEAR FAST TO SAID INPUT SHAFT AND AN OUTPUT GEAR FAST TO SAID OUTPUT SHAFT, A PLURALITY OF DRIVEN SHAFTS DISPOSED ABOUT SAID INPUT SHAFT, GEARS ON EACH OF SAID DRIVEN SHAFT AND ARRANGED RELATIVE TO EACH OTHER TO FORM A GEAR TRAIN FOR DRIVING SAID DRIVEN SHAFTS AT DIFFERENT SPEEDS RELATIVE TO EACH OTHER, SAID INPUT GEAR MESHING WITH A GEAR ON ONE OF SAID DRIVEN SHAFTS, EACH OF SAID DRIVEN SHAFTS INCLUDING AN EXTENSION PINION GEAR, A CRADLE ROTATABLY MOUNTED WITHIN SAID CASING AND ABOUT SAID OUTPUT SHAFT, AN IDLER GEAR ROTATABLY MOUNTED ON SAID CRADLE AND IN MESH WITH SAID OUTPUT GEAR, AND MEANS ON SAID CASING FOR ROTATING SAID CRADLE TO SELECTED POSITIONS TO SELECTIVELY MESH SAID IDLER GEAR WITH ONE OF SAID EXTENSION PINION GEARS.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |