US3260132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential gear mechanisms
Assignee: Humber Ltd
•
Filing: 1964-06-04
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Granted: 1966-07-12
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Expires: 1984-06-04
Abstract
No abstract record available.
Inventors
- 👤 West Adrian William
- 👤 Lewis John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:33
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/06; F16H48/08; F16C; F16C19/00; F16C19/54; F16C19/546; F16C19/547; F16C25/00; F16C25/06; F16C35/00; F16C35/04; F16C35/06; F16C35/07; F16C35/077; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C2361/00; F16C2361/61; F16H48/38; F16H48/40; F16H2048/405; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/219; Y10T74/2191
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A DIFFERENTIAL GEAR MECHANISM HAVING (A) A CASING COMPOSED OF TWO SEPARATE PARTS, (B) SAID CASING BEING FORMED WITH TWO AXIALLY ALIGNED HOUSINGS, THE TWO PARTS OF THE CASING EACH PROVIDING A PART OF EACH HOUSING, (C) TWO AXIALLY ALIGNED SLEEVES WITHIN THE HOUSING RESPECTIVELY, (D) MEANS TO FIX THE TWO PARTS OF THE CASING TOGETHER WITH THE SLEEVES CLAMPED IN THE HOUSINGS, (E) EACH SLEEVE HAVING INTERNALLY A SMOOTH CYLINDRICAL PORTION AND A THREADED PORTION, (F) COMBINED JOURNAL AND THRUST BEARINGS AXIALLY SLIDABLE WITHIN THE CYLINDRICAL PORTIONS, (G) THE HOUSING BEING SPLIT DIAMETRICALLY OF THE BEARINGS (H) A PLANET WHEEL CARRIER JOURNALLED IN THE BEARINGS WHICH THRUST IN OPPOSITION TO LOCATE THE CARRIER AXIALLY, AND (I) SCREW-THREADED MEMBERS MAKING SCREW-THREADED ENGAGEMENT WITH THE THREADED PORTIONS WITHIN THE SLEEVES AND THRUSTING AGAINST THE BEARINGS WHEREBY TO ADJUST THE AXIAL POSITION OF THE BEARINGS AND THE CARRIER.
Claim 2
Dependent Claim
146 words
A DIFFERENTIAL GEAR MECHANISM HAVING (A) A CASING COMPOSED OF TWO SEPARATE PARTS, (B) SAID CASING BEING FORMED WITH TWO AXIALLY ALIGNED HOUSINGS, THE TWO PARTS OF THE CASING EACH PROVIDING A PART OF EACH HOUSING, (C) TWO AXIALLY ALIGNED SLEEVES WITHIN THE HOUSING RESPECTIVELY, (D) MEANS TO FIX THE TWO PARTS OF THE CASING TOGETHER WITH THE SLEEVES CLAMPED IN THE HOUSINGS, (E) EACH SLEEVE HAVING INTERNALLY A SMOOTH CYLINDRICAL PORTION AND A THREADED PORTION, (F) COMBINED JOURNAL AND THRUST BEARINGS AXIALLY SLIDABLE WITHIN THE CYLINDRICAL PORTIONS, (G) THE HOUSING BEING SPLIT DIAMETRICALLY OF THE BEARINGS (H) A PLANET WHEEL CARRIER JOURNALLED IN THE BEARINGS WHICH THRUST IN OPPOSITION TO LOCATE THE CARRIER AXIALLY, AND (I) SCREW-THREADED MEMBERS MAKING SCREW-THREADED ENGAGEMENT WITH THE THREADED PORTIONS WITHIN THE SLEEVES AND THRUSTING AGAINST THE BEARINGS WHEREBY TO ADJUST THE AXIAL POSITION OF THE BEARINGS AND THE CARRIER.
References Cited (Backward Citations)
US2609710A
Cited
US2548258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |