Patent US3233477A successfully refreshed from Google Patents.
US3233477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential transmission including a clutch
Assignee: Dana Inc
•
Filing: 1962-05-24
•
Granted: 1966-02-08
•
Expires: 1982-05-24
Abstract
No abstract record available.
Inventors
- 👤 Loren J O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:34
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/22; F16D; F16D7/00; F16D7/02; F16D7/024; F16D7/025; F16D7/027; F16H48/06; F16H48/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A DIFFERENTIAL TRANSMISSION INCLUDING A CLUTCH COMPRISING IN COMBINATION, (A) A HOUSING HAVING AN AXIALLY EXTENDING BORE THEREIN WITH THE AXIALLY EXTENDING INNER SURFACE OF SAID HOUSING SURROUNDING SAID BORE DEFINING A FIRST WALL OF SAID BORE AND SAID HOUSING HAVING A PORTION EXTENDING TRANSVERSELY TO SAID BORE AND TERMINATING THE LATTER WITH THE INNER SURFACE OF SAID TRANSVERSE PORTION DEFINING A SECOND WALL OF SAID BORE, (B) A DIFFERENTIAL GEAR TRAIN OPERATIVELY DISPOSED IN SAID HOUSING, (C) CLUTCH MEANS OPERATIVE TO INHIBIT DIFFERENTIAL MOVEMENT OF SAID GEAR TRAIN MEMBERS AND INCLUDING A PLURALITY OF INTERLEAVED ELEMENTS DISPOSED IN THE BORE OF SAID HOUSING, (D) SOME OF SAID INTERLEAVED ELEMENTS BEING UNITARILY ROTATABLE WITH AND AXIALLY MOVABLE RELATIVE TO AT LEAST ONE OF SAID GEAR TRAIN MEMBERS AND SURROUNDING AT LEAST A PORTION THEREOF,
Claim 2
Dependent Claim
134 words
A DIFFERENTIAL TRANSMISSION INCLUDING A CLUTCH COMPRISING IN COMBINATION, (A) A HOUSING HAVING AN AXIALLY EXTENDING BORE THEREIN WITH THE AXIALLY EXTENDING INNER SURFACE OF SAID HOUSING SURROUNDING SAID BORE DEFINING A FIRST WALL OF SAID BORE AND SAID HOUSING HAVING A PORTION EXTENDING TRANSVERSELY TO SAID BORE AND TERMINATING THE LATTER WITH THE INNER SURFACE OF SAID TRANSVERSE PORTION DEFINING A SECOND WALL OF SAID BORE, (B) A DIFFERENTIAL GEAR TRAIN OPERATIVELY DISPOSED IN SAID HOUSING, (C) CLUTCH MEANS OPERATIVE TO INHIBIT DIFFERENTIAL MOVEMENT OF SAID GEAR TRAIN MEMBERS AND INCLUDING A PLURALITY OF INTERLEAVED ELEMENTS DISPOSED IN THE BORE OF SAID HOUSING, (D) SOME OF SAID INTERLEAVED ELEMENTS BEING UNITARILY ROTATABLE WITH AND AXIALLY MOVABLE RELATIVE TO AT LEAST ONE OF SAID GEAR TRAIN MEMBERS AND SURROUNDING AT LEAST A PORTION THEREOF,
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |