US3107899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor winch
Assignee: Paccar Inc
•
Filing: 1960-03-21
•
Granted: 1963-10-22
•
Expires: 1980-03-21
Abstract
No abstract record available.
Inventors
- 👤 Richard C Henneman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:44
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/02; B66D1/14; B66D2700/00; B66D2700/01; B66D2700/0125; B66D2700/0158
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
IN A WINCH, A TERMINALLY FLANGED WINCH DRUM PROVIDED WITH A THROUGH-OPENING IN ITS CENTER AND HAVING AN ANNULAR CONCENTRIC RIM PROJECTING AS AN AXIAL PROLONGATION OF THE DRUM BEYOND ONE OF SAID FLANGES, A CENTRALLY APERTURED COVER BOLTED TO THE FACING EDGE OF SAID RIM AND ACTING WITH SAID RIM AND THE RELATED FLANGE TO DEFINE AN END POCKET, A DRIVEN SHAFT EXTENDING THROUGH SAID HOLLOW CENTER OF THE DRUM INTO SAID END POCKET, A CLUTCH HUB SPLINED TO THE SHAFT WITHIN SAID POCKET, A MULTIPLE-DISC CLUTCH PACK RECEIVED IN SAID POCKET BETWEEN SAID CLUTCH HUB AND THE ANNULAR RIM WITH THE SPLINED, ALTERNATELY, TO THE HUB AND TO THE RIM, A THRUST HEAD BOLTED TO THE OUTERMOST DISC OF SAID CLUTCH PACK, A COMPRESSION SPRING RECEIVED BETWEEN THE THRUST HEAD AND THE CLUTCH HUB FOR NORMALLY HOLDING THE CLUTCH IN A RELEASED CONDITION, A THRUST PLUG JOURNALED FROM THE THRUST HEAD FOR RELATIVE ROTATION ABOUT AN AXIS COINCIDING WITH THE SHAFT, A WINCH CASE, A REMOVABLE FACING PLATE FOR SAID WINCH CASE SUP-
Claim 2
Dependent Claim
175 words
IN A WINCH, A TERMINALLY FLANGED WINCH DRUM PROVIDED WITH A THROUGH-OPENING IN ITS CENTER AND HAVING AN ANNULAR CONCENTRIC RIM PROJECTING AS AN AXIAL PROLONGATION OF THE DRUM BEYOND ONE OF SAID FLANGES, A CENTRALLY APERTURED COVER BOLTED TO THE FACING EDGE OF SAID RIM AND ACTING WITH SAID RIM AND THE RELATED FLANGE TO DEFINE AN END POCKET, A DRIVEN SHAFT EXTENDING THROUGH SAID HOLLOW CENTER OF THE DRUM INTO SAID END POCKET, A CLUTCH HUB SPLINED TO THE SHAFT WITHIN SAID POCKET, A MULTIPLE-DISC CLUTCH PACK RECEIVED IN SAID POCKET BETWEEN SAID CLUTCH HUB AND THE ANNULAR RIM WITH THE SPLINED, ALTERNATELY, TO THE HUB AND TO THE RIM, A THRUST HEAD BOLTED TO THE OUTERMOST DISC OF SAID CLUTCH PACK, A COMPRESSION SPRING RECEIVED BETWEEN THE THRUST HEAD AND THE CLUTCH HUB FOR NORMALLY HOLDING THE CLUTCH IN A RELEASED CONDITION, A THRUST PLUG JOURNALED FROM THE THRUST HEAD FOR RELATIVE ROTATION ABOUT AN AXIS COINCIDING WITH THE SHAFT, A WINCH CASE, A REMOVABLE FACING PLATE FOR SAID WINCH CASE SUP-
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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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |