US3323388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Differential transmission having piloted output shafts
Assignee: Twin Disc Inc
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Filing: 1965-07-30
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Granted: 1967-06-06
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Expires: 1985-07-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Snoy
- 👤 James J Jameson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:25
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/06; F16H48/08; F16H2048/085; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19628
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A DIFFERENTIAL POWER DRIVE TRANSMISSION COMPRISING, A HOUSING, A PAIR OF AXIALLY AND CONCENTRICALLY ALIGNED OUTPUT SHAFTS ROTATABLY MOUNTED WITHIN SAID HOUSING AND EACH HAVING AN INNER END ADJACENT ONE ANOTHER WITHIN SAID HOUSING, A BEVEL GEAR FIXED ON THE INNER END OF EACH SHAFT, A DIFFERENTIAL CASE ROTATABLY MOUNTED WITHIN SAID HOUSING ABOUT THE AXIS OF SAID SHAFTS, A CROSS INCLUDING A PLURALITY OF RADIALLY EXTENDING LEGS AND MOUNTED WITHIN SAID CASE FOR ROTATION THEREWITH AND LOCATED BETWEEN SAID OUTPUT SHAFTS, A BEVEL PINION ROTATABLY MOUNTED ON EACH OF SAID LEGS AND IN CONSTANT MESH WITH SAID BEVEL GEARS, A FLOATING SHAFT EXTENDING THROUGH SAID CROSS AND LOCATED IN AXIAL ALIGNMENT WITH AND BETWEEN SAID OUTPUT SHAFTS, THE ENDS OF THE FLOATING SHAFT BEING ROTATABLY PILOTED WITH THE RE-
Claim 2
Dependent Claim
130 words
A DIFFERENTIAL POWER DRIVE TRANSMISSION COMPRISING, A HOUSING, A PAIR OF AXIALLY AND CONCENTRICALLY ALIGNED OUTPUT SHAFTS ROTATABLY MOUNTED WITHIN SAID HOUSING AND EACH HAVING AN INNER END ADJACENT ONE ANOTHER WITHIN SAID HOUSING, A BEVEL GEAR FIXED ON THE INNER END OF EACH SHAFT, A DIFFERENTIAL CASE ROTATABLY MOUNTED WITHIN SAID HOUSING ABOUT THE AXIS OF SAID SHAFTS, A CROSS INCLUDING A PLURALITY OF RADIALLY EXTENDING LEGS AND MOUNTED WITHIN SAID CASE FOR ROTATION THEREWITH AND LOCATED BETWEEN SAID OUTPUT SHAFTS, A BEVEL PINION ROTATABLY MOUNTED ON EACH OF SAID LEGS AND IN CONSTANT MESH WITH SAID BEVEL GEARS, A FLOATING SHAFT EXTENDING THROUGH SAID CROSS AND LOCATED IN AXIAL ALIGNMENT WITH AND BETWEEN SAID OUTPUT SHAFTS, THE ENDS OF THE FLOATING SHAFT BEING ROTATABLY PILOTED WITH THE RE-
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |