Patent US3273413A successfully refreshed from Google Patents.
US3273413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission with automatic meshing control
Assignee: Kearney and Trecker Corp
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Filing: 1963-08-28
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Granted: 1966-09-20
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Expires: 1983-08-28
Abstract
No abstract record available.
Inventors
- 👤 Richard E Stobbe
- 👤 Zankl Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:25
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; B; B23; B23Q; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/12; B23Q5/14; B23Q5/145; F16H61/00; F16H61/02; B23Q2705/00; B23Q2705/02; B23Q2705/06; B23Q2705/062; B23Q2705/066; F16H2708/00; F16H2708/10; F16H2708/16; F16H2714/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19284; Y10T74/19293; Y10T74/19298; Y10T74/19326; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19433; Y10T74/19535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN A MULTI-SPEED DRIVE; A TRAIN OF GEARING INCLUDING A PLURALITY OF SHIFTABLE GEAR CLUSTERS; SHIFT MEANS FOR EACH OF SAID GEAR CLUSTER FOR SHIFTING SAID GEAR CLUSTERS SINGULARLY OR IN COMBINATION TO VARY THE RATIOS IN SAID GEARING TO PROVIDE A DESIRED OUTPUT; AN INPUT DRIVE INCLUDING SAID NORMAL SPEED AND A CREEP SPEED TAKEOFF; MEANS TO CONNECT SAID NORMAL SPEED TAKEOFF TO SAID TRAIN OF GEARING; DETECTING MEANS INDIVIDUAL TO EACH OF SAID SHIFT MEANS TO DETECT THE FAILURE OF ANY OF SAID SHIFT MEANS TO COMPLETE A SHIFTING OPERATION DUE TO THE LACK OF GEAR MESHING IN SHIFTING; MEANS COORDINATING SAID DETECTING MEANS AND OPERABLE UPON ANY INCOMPLETE SHIFTING FOR DISCONNECTING SAID NORMAL SPEED TAKEOFF AND CONNECTING SAID CREEP SPEED TAKEOFF TO SAID TRAIN OF GEARING TO CONDITION
Claim 2
Dependent Claim
131 words
IN A MULTI-SPEED DRIVE; A TRAIN OF GEARING INCLUDING A PLURALITY OF SHIFTABLE GEAR CLUSTERS; SHIFT MEANS FOR EACH OF SAID GEAR CLUSTER FOR SHIFTING SAID GEAR CLUSTERS SINGULARLY OR IN COMBINATION TO VARY THE RATIOS IN SAID GEARING TO PROVIDE A DESIRED OUTPUT; AN INPUT DRIVE INCLUDING SAID NORMAL SPEED AND A CREEP SPEED TAKEOFF; MEANS TO CONNECT SAID NORMAL SPEED TAKEOFF TO SAID TRAIN OF GEARING; DETECTING MEANS INDIVIDUAL TO EACH OF SAID SHIFT MEANS TO DETECT THE FAILURE OF ANY OF SAID SHIFT MEANS TO COMPLETE A SHIFTING OPERATION DUE TO THE LACK OF GEAR MESHING IN SHIFTING; MEANS COORDINATING SAID DETECTING MEANS AND OPERABLE UPON ANY INCOMPLETE SHIFTING FOR DISCONNECTING SAID NORMAL SPEED TAKEOFF AND CONNECTING SAID CREEP SPEED TAKEOFF TO SAID TRAIN OF GEARING TO CONDITION
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |