US3242758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism
Assignee: Deere and Co
•
Filing: 1964-01-17
•
Granted: 1966-03-29
•
Expires: 1984-01-17
Abstract
No abstract record available.
Inventors
- 👤 Kenneth J Harris
- 👤 Peter D Wetrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:39
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/02; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/20085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
215 words
CONTROL MECHANISM FOR A MULTI-RATIO FORWARD-REVERSE TRANSMISSION, COMPRISING: A SUPPORT; A SPEED SELECTOR CARRIED BY THE SUPPORT FOR MOVEMENT IN ONE DIRECTION FROM A NEUTRAL POSITION THROUGH A RANGE OF SEQUENTIALLY INCREASING SPEED POSITIONS AND VICE VERSA; A DIRECTION SELECTOR CARRIED BY THE SUPPORT FOR MOVEMENT BETWEEN FORWARD AND REVERSE POSITIONS AT OPPOSITE SIDES OF A NEUTRAL POSITION; MEANS OPERATIVE BY THE SPEED SELECTOR AND ON THE DIRECTION SELECTOR FOR ENABLING FORWARDNEUTRAL-REVERSE MOVEMENT OF SAID DIRECTION SELECTOR, AND VICE VERSA WHILE SAID SPEED SELECTOR IS IN EITHER ITS NEUTRAL POSITION OR A LOW-SPEED PORTION OF ITS RANGE AND FOR LIMITING MOVEMENT OF SAID DIRECTION SELECTOR TO FORWARDNEUTRAL AND VICE VERSA WHILE SAID SPEED SELECTOR IS IN A HIGH-SPEED PORTION OF ITS RANGE; MEANS OPERATIVE BY THE DIRECTION SELECTOR FOR ENABLING FULL-RANGE MOVEMENT OF THE SPEED SELECTOR WHILE SAID DIRECTION SELECTOR IS IN ITS NEUTRAL POSITION AND FOR LIMITING MOVEMENT OF SAID SPEED SELECTOR TO ITS LOW-SPEED RANGE PORTION WHILE SAID DIRECTION SELECTOR IS IN ITS REVERSE POSITION; SAID SPEED SELECTOR BEING ADDITIONALLY MOVABLE TO A PARK POSITION AT THE SIDE OF ITS NEUTRAL POSITION OPPOSITE TO ITS SPEED RANGE; AND MEANS OPERATIVE BY SAID SPEED SELECTOR UPON MOVEMENT THEREOF TO SAID PARK POSITION FOR FORCING THE DIRECTION SELECTOR TO MOVE OUT OF ITS REVERSE POSITION.
Claim 2
Dependent Claim
215 words
CONTROL MECHANISM FOR A MULTI-RATIO FORWARD-REVERSE TRANSMISSION, COMPRISING: A SUPPORT; A SPEED SELECTOR CARRIED BY THE SUPPORT FOR MOVEMENT IN ONE DIRECTION FROM A NEUTRAL POSITION THROUGH A RANGE OF SEQUENTIALLY INCREASING SPEED POSITIONS AND VICE VERSA; A DIRECTION SELECTOR CARRIED BY THE SUPPORT FOR MOVEMENT BETWEEN FORWARD AND REVERSE POSITIONS AT OPPOSITE SIDES OF A NEUTRAL POSITION; MEANS OPERATIVE BY THE SPEED SELECTOR AND ON THE DIRECTION SELECTOR FOR ENABLING FORWARDNEUTRAL-REVERSE MOVEMENT OF SAID DIRECTION SELECTOR, AND VICE VERSA WHILE SAID SPEED SELECTOR IS IN EITHER ITS NEUTRAL POSITION OR A LOW-SPEED PORTION OF ITS RANGE AND FOR LIMITING MOVEMENT OF SAID DIRECTION SELECTOR TO FORWARDNEUTRAL AND VICE VERSA WHILE SAID SPEED SELECTOR IS IN A HIGH-SPEED PORTION OF ITS RANGE; MEANS OPERATIVE BY THE DIRECTION SELECTOR FOR ENABLING FULL-RANGE MOVEMENT OF THE SPEED SELECTOR WHILE SAID DIRECTION SELECTOR IS IN ITS NEUTRAL POSITION AND FOR LIMITING MOVEMENT OF SAID SPEED SELECTOR TO ITS LOW-SPEED RANGE PORTION WHILE SAID DIRECTION SELECTOR IS IN ITS REVERSE POSITION; SAID SPEED SELECTOR BEING ADDITIONALLY MOVABLE TO A PARK POSITION AT THE SIDE OF ITS NEUTRAL POSITION OPPOSITE TO ITS SPEED RANGE; AND MEANS OPERATIVE BY SAID SPEED SELECTOR UPON MOVEMENT THEREOF TO SAID PARK POSITION FOR FORCING THE DIRECTION SELECTOR TO MOVE OUT OF ITS REVERSE POSITION.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |