US3587354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Change-speed characteristic control apparatus in automatic transmission apparatus for vehicle
Assignee: Honda Motor Co Ltd
•
Filing: 1969-07-28
•
Granted: 1971-06-28
•
Expires: 1989-07-28
Abstract
Abstract A CHANGE-SPEED CHARACTERISTIC CONTROL APPARATUS WHICH INCLUDES, FOR LOW- AND HIGH-SPEED FRICTION CLUTCHES, A SHIFT VALVE? AND, COUPLED TO THE SHIFT VALVE, A THROTTLE PRESSURE DETECTOR AND A GOVERNOR DETECTOR. THE THROTTLE PRESSURE DETEC- TOR IS PROVIDED WITH TWO SPRINGS TO GIVE A CHANGE-SPEED CHARACTERISTIC WITH TWO DEGREES OF SLOPE.
Inventors
- 👤 Tomio Oguma
- 👤 Sadanori Nishimura
- 👤 Tadaatsu Satomi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:33
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H61/0265; F16H61/0267; F16H61/0276; F16H61/029; F16H59/00; F16H59/14; F16H59/24; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86718; Y10T137/86734
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |