Patent US3552224A successfully refreshed from Google Patents.
US3552224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laterally shiftable gearbox assembly with preload adjustment
Assignee: Stewart Warner Corp
•
Filing: 1969-06-27
•
Granted: 1971-01-05
•
Expires: 1989-06-27
Abstract
Abstract A GEARBOX ASSEMBLY INCLUDING A MOTOR DRIVEN PINION GEAR IS FIXED TO A PIVOT SHAFT WHICH IN TURN IS ROTATABLY MOUNTED ON A STATIONARY BRACKET. A PLUNGER LEVER IS COUPLED TO THE PIVOT SHAFT BY A SPLIT COLLAR ALLOWING ANGULAR ADJUSTMENT OF THE PLUNGER LEVER ON THE PIVOT SHAFT. A COIL SPRING BIASING THE PLUNGER LEVER AND THE PINION GEAR INTO MESH WITH THE DRIVEN RACK GEAR IS ADJUSTED TO RELIEVE OR INCREASE THE SPRING-BIASING FORCE.
Inventors
- 👤 John W Dobrauz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:43
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/025; F16H19/00; F16H19/02; F16H19/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18104; Y10T74/19; Y10T74/19614; Y10T74/19623
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |