US3148556A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geared speed changer
Assignee: Individual
•
Filing: 1962-05-28
•
Granted: 1964-09-15
•
Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 Paul J Gibbs
- 👤 Thomas P Beggs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:56
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/001; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A GEARED SPEED CHANGER COMPRISING: (A) A HOUSING, (B) A POWER TRAIN IN SAID HOUSING INCLUDING (1) A ROTATABLE DRIVING SHAFT, (2) A ROTATABLE DRIVEN SHAFT, SAID DRIVING AND DRIVEN SHAFTS HAVING UNSUPPORTED END PORTIONS EXTENDING TOWARD BUT SPACED APART FROM AN INTERIOR WALL OF SAID HOUSING, AND (3) A PAIR OF MESHING GEARS CARRIED RESPECTIVELY ON THE UNSUPPORTED END PORTIONS OF SAID DRIVING AND DRIVEN SHAFTS, BEING FREELY SLIDABLE AXIALLY OF SAID SHAFTS BUT SECURED AGAINST ROTATION THEREON, THE SPACING OF THE ENDS OF SAID SHAFTS FROM SAID INTERIOR HOUSING WALL BEING GREATER THAN THE THE AXIAL THICKNESS OF SAID GEARS WHEREBY SAID GEARS MAY BE SLIDABLY REMOVED FROM SAID SHAFTS, SAID HOUSING HAVING AN OPENING FORMED IN A WALL THEREOF PARALLEL TO AND ADJACENT THE UNSUPPORTED END PORTIONS OF SAID SHAFTS,
Claim 2
Dependent Claim
133 words
A GEARED SPEED CHANGER COMPRISING: (A) A HOUSING, (B) A POWER TRAIN IN SAID HOUSING INCLUDING (1) A ROTATABLE DRIVING SHAFT, (2) A ROTATABLE DRIVEN SHAFT, SAID DRIVING AND DRIVEN SHAFTS HAVING UNSUPPORTED END PORTIONS EXTENDING TOWARD BUT SPACED APART FROM AN INTERIOR WALL OF SAID HOUSING, AND (3) A PAIR OF MESHING GEARS CARRIED RESPECTIVELY ON THE UNSUPPORTED END PORTIONS OF SAID DRIVING AND DRIVEN SHAFTS, BEING FREELY SLIDABLE AXIALLY OF SAID SHAFTS BUT SECURED AGAINST ROTATION THEREON, THE SPACING OF THE ENDS OF SAID SHAFTS FROM SAID INTERIOR HOUSING WALL BEING GREATER THAN THE THE AXIAL THICKNESS OF SAID GEARS WHEREBY SAID GEARS MAY BE SLIDABLY REMOVED FROM SAID SHAFTS, SAID HOUSING HAVING AN OPENING FORMED IN A WALL THEREOF PARALLEL TO AND ADJACENT THE UNSUPPORTED END PORTIONS OF SAID SHAFTS,
References Cited (Backward Citations)
US1167887A
Cited
US3015966A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |