US3587346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive differential mechanism of limited-slip type
Assignee: Nissan Motor Co Ltd
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Filing: 1969-04-23
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Granted: 1971-06-28
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Expires: 1989-04-23
Abstract
Abstract AN AUTOMATIVE DIFFERENTIAL MECHANISM OF LIMITED-SLIP TYPE THE MECHANISMBEING OF THE CHARACTER WHICH IS ADAPTED TO PREVENT A REAR AXLE WHEEL FROM SPINNING IDLY WHEN THE RUNNING RESISTANCE IN THE WHEEL IS REDUCED WITH A REDUCED TRACTION TRANSMITTING TO THE OTHER REAR WHEEL. AS SOON AS ONE OF THE REAR WHEELS IS ON A LOW TRACTION SURFACE, A LIMITATION IS EXERCISED ON THE DIFFERENTIAL ACTION OF THE DIFFERENTIAL GEARING BY THE COUPLING OF A FORCE TO THE CLUTCH OF THE DIFFERENTIAL MECHANISM AS CAUSED BY A TWISTING ACTION OF ITS CENTER RING.
Inventors
- 👤 Koichi Takahashi
- 👤 Nobuteru Hitomi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:24
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/22; F16H48/06; F16H48/08; Y; Y10; Y10S; Y10S475/00; Y10S475/904
Claims Analysis
Total Claims: 0
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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 |