US3110191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear change mechanism
Assignee: Motors Liquidation Co
•
Filing: 1961-08-31
•
Granted: 1963-11-12
•
Expires: 1981-08-31
Abstract
No abstract record available.
Inventors
- 👤 Schulze Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:25
CPC Classifications
F; F16; F16D; F16D23/00; F16D23/02; F16D23/04; F16D23/06; F16H; F16H61/00; F16H61/02; F16H61/0293; F16H2708/00; F16H2708/02; F16H2708/04; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19242; Y10T74/19377; Y10T74/19414; Y10T74/1947
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
237 words
A GEAR CHANGE MECHANISM COMPRISING A ROTATORY MEMBER HAVING AN EXTERNALLY SPLINED PART, TWO PINIONS RESPECTIVELY LOCATED ON OPPOSITE AXIAL SIDES OF SAID MEMBER, A THIRD PINION, AND AN EXTERNALLY TOOTHED CLUTCH SLEEVE HAVING AN INTERNALLY SPLINED PART IN ENGAGEMENT WITH SAID EXTERNALLY SPLINED PART OF SAID MEMBER AND AXIALLY SLIDABLE BETWEEN A CENTRAL POSITION IN WHICH SAID EXTERNAL TEETH OF SAID SLEEVE ARE ADAPTED TO MESH WITH SAID THIRD PINION AND TWO AXIALLY OUTER POSITIONS IN WHICH SAID INTERNALLY SPLINED PART MESHES RESPECTIVELY WITH SAID TWO PINIONS, THE SLOTS BETWEEN THE SPLINES OF ONE OF SAID SPLINED PARTS HAVING WIDE AND NARROW PARTS, EACH OF SAID WIDE AND NARROW PARTS HAVING STRAIGHT WALLS PARALLEL TO THE AXIS OF SAID ROTATORY MEMBER, EACH OF SAID WIDE AND NARROW PARTS EXTENDING RESPECTIVELY TO OPPOSITE AXIAL ENDS OF SAID SPLINED PART, SAID WIDE PARTS OF SOME OF SAID SLOTS EXTENDING TO ONE AXIAL END OF SAID SLOTS AND THE WIDE PARTS OF THE REMAINDER OF SAID SLOTS EXTENDING TO THE OPPOSITE AXIAL END OF SAID SLOTS, SAID SPLINES OF THE OTHER OF SAID SPLINED PARTS WHEN SAID CLUTCH SLEEVE IS IN SAID CENTRAL POSITION WITH SAID EXTERNAL TEETH IN ENGAGEMENT WITH SAID THIRD PINION AND TORQUE BEING TRANSMITTED, ENGAGING THE SPLINE SHOULDERS BETWEEN SAID WIDE AND NARROW PARTS OF SAID SLOTS BETWEEN THE SPLINES OF THE FIRST OF SAID SPLINED PARTS TO RESTRICT AXIAL MOVEMENT OF SAID CLUTCH SLEEVE.
Claim 2
Dependent Claim
237 words
A GEAR CHANGE MECHANISM COMPRISING A ROTATORY MEMBER HAVING AN EXTERNALLY SPLINED PART, TWO PINIONS RESPECTIVELY LOCATED ON OPPOSITE AXIAL SIDES OF SAID MEMBER, A THIRD PINION, AND AN EXTERNALLY TOOTHED CLUTCH SLEEVE HAVING AN INTERNALLY SPLINED PART IN ENGAGEMENT WITH SAID EXTERNALLY SPLINED PART OF SAID MEMBER AND AXIALLY SLIDABLE BETWEEN A CENTRAL POSITION IN WHICH SAID EXTERNAL TEETH OF SAID SLEEVE ARE ADAPTED TO MESH WITH SAID THIRD PINION AND TWO AXIALLY OUTER POSITIONS IN WHICH SAID INTERNALLY SPLINED PART MESHES RESPECTIVELY WITH SAID TWO PINIONS, THE SLOTS BETWEEN THE SPLINES OF ONE OF SAID SPLINED PARTS HAVING WIDE AND NARROW PARTS, EACH OF SAID WIDE AND NARROW PARTS HAVING STRAIGHT WALLS PARALLEL TO THE AXIS OF SAID ROTATORY MEMBER, EACH OF SAID WIDE AND NARROW PARTS EXTENDING RESPECTIVELY TO OPPOSITE AXIAL ENDS OF SAID SPLINED PART, SAID WIDE PARTS OF SOME OF SAID SLOTS EXTENDING TO ONE AXIAL END OF SAID SLOTS AND THE WIDE PARTS OF THE REMAINDER OF SAID SLOTS EXTENDING TO THE OPPOSITE AXIAL END OF SAID SLOTS, SAID SPLINES OF THE OTHER OF SAID SPLINED PARTS WHEN SAID CLUTCH SLEEVE IS IN SAID CENTRAL POSITION WITH SAID EXTERNAL TEETH IN ENGAGEMENT WITH SAID THIRD PINION AND TORQUE BEING TRANSMITTED, ENGAGING THE SPLINE SHOULDERS BETWEEN SAID WIDE AND NARROW PARTS OF SAID SLOTS BETWEEN THE SPLINES OF THE FIRST OF SAID SPLINED PARTS TO RESTRICT AXIAL MOVEMENT OF SAID CLUTCH SLEEVE.
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) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |