US3605965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting for annular piston in differential lockup assembly
Assignee: FIRST WISCONSIN FINANCIAL Corp
•
Filing: 1969-12-29
•
Granted: 1971-09-20
•
Expires: 1989-12-29
Abstract
Abstract AN ANNULAR PISTON AND CYLINDER ASSEMBLY POSITIONED TO APPLY PRESSURE TO THE DISCS OF A LOCKOUT CLUTCH FOR A DIFFERENTIAL GEAR SET WITH THE ANNULAR CYLINDER FOR THE ASSEMBLY HAVING A SCREW THREAD ON ITS OUTER PERIPHERY FOR MOUNTING IN THE DIFFERENTIAL GEAR HOUSING IN A THREADED BORE CONCENTRIC WITH THE AXIS OF THE CLUTCH AND LOCATED IN A PLANE NORMAL TO THE AXIS OF THE CLUTCH.
Inventors
- 👤 David A Thomas
- 👤 Dennis T Crowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:16
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/22; F16D; F16D25/00; F16D25/06; F16D25/062; F16D25/063; F16D25/0635; F16D25/0638; F16H48/06; F16H48/08; F16H48/30; F16H48/34; F16H2048/204; F16H48/38; F16H2048/385; F16H48/40; F16H2048/405; F16H48/42; F16H2048/423; F16H2048/426; F16H2200/00; F16H2200/20; F16H2200/203; F16H2200/2071; F16H48/32
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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |