Patent US3306547A successfully refreshed from Google Patents.
US3306547A
Expired / Lapsed
US
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Winding apparatus
Assignee: Keelavite Hydraulics Ltd
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Filing: 1965-04-02
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Granted: 1967-02-28
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Expires: 1985-04-02
Abstract
No abstract record available.
Inventors
- 👤 Reid Eric William
- 👤 Kidd John Duff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:57
CPC Classifications
B; B65; B65H; B65H18/00; B65H18/08; B65H18/14; B65H18/20; B21; B21C; B21C47/00; B21C47/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
WINDING APPARATUS INCLUDING A REEL TO RECEIVE A ROLL OF MATERIAL, SAID REEL BEING SUPPORTED UPON A PAIR OF SUPPORTING DRUMS ROTATABLE ABOUT PARALLEL AXES AT LEAST ONE OF WHICH IS ARRANGED TO BE DRIVEN AND TO DRIVE THE REEL, AUXILIARY REEL SUPPORTING MEANS COMPRISING AT LEAST ONE SUBSIDIARY SUPPORTING MEMBER TO WHICH THE REEL IS ROTATABLY CONNECTED BY BEARINGS, POWER OPERATED APPARATUS ARRANGED TO APPLY TO SUCH AUXILIARY SUPPORTING MEMBER A FORCE TENDING TO MOVE THE REEL TO VARY THE DISTANCE BETWEEN THE AXIS OF THE REEL AND THE COMMON PLANE IN WHICH THE AXES OF THE SUPPORTING DRUMS LIE, AND CONTROL MEANS ARRANGED TO BE RESPONSIVE TO CHANGES IN THE WEIGHT OF THE REEL AND AUTOMATICALLY TO CAUSE VARIATIONS IN THE FORCE APPLIED BY THE POWER OPERATED APPARATUS TO THE AUXILIARY SUPPORTING MEMBER IN A SENSE SUCH AS TO COUNTERACT AT LEAST PARTIALLY VARIATIONS IN THE FORCE WITH WHICH THE REEL BEARS ON THE SUPPORTING DRUMS DUE TO THE PROGRESSIVE INCREASE IN THE WEIGHT OF THE REEL DURING THE WINDING PROCESS, ONE OF THE SUPPORTING DRUMS BEING ARRANGED TO BE MOVABLE AGAINST AN OPPOSING FORCE UNDER THE INFLUENCE OF CHANGES IN THE WEIGHT OF THE REEL, AND THE CONTROL MEANS BEING ARRANGED TO BE RESPONSIVE TO SUCH MOVEMENT.
Claim 2
Dependent Claim
210 words
WINDING APPARATUS INCLUDING A REEL TO RECEIVE A ROLL OF MATERIAL, SAID REEL BEING SUPPORTED UPON A PAIR OF SUPPORTING DRUMS ROTATABLE ABOUT PARALLEL AXES AT LEAST ONE OF WHICH IS ARRANGED TO BE DRIVEN AND TO DRIVE THE REEL, AUXILIARY REEL SUPPORTING MEANS COMPRISING AT LEAST ONE SUBSIDIARY SUPPORTING MEMBER TO WHICH THE REEL IS ROTATABLY CONNECTED BY BEARINGS, POWER OPERATED APPARATUS ARRANGED TO APPLY TO SUCH AUXILIARY SUPPORTING MEMBER A FORCE TENDING TO MOVE THE REEL TO VARY THE DISTANCE BETWEEN THE AXIS OF THE REEL AND THE COMMON PLANE IN WHICH THE AXES OF THE SUPPORTING DRUMS LIE, AND CONTROL MEANS ARRANGED TO BE RESPONSIVE TO CHANGES IN THE WEIGHT OF THE REEL AND AUTOMATICALLY TO CAUSE VARIATIONS IN THE FORCE APPLIED BY THE POWER OPERATED APPARATUS TO THE AUXILIARY SUPPORTING MEMBER IN A SENSE SUCH AS TO COUNTERACT AT LEAST PARTIALLY VARIATIONS IN THE FORCE WITH WHICH THE REEL BEARS ON THE SUPPORTING DRUMS DUE TO THE PROGRESSIVE INCREASE IN THE WEIGHT OF THE REEL DURING THE WINDING PROCESS, ONE OF THE SUPPORTING DRUMS BEING ARRANGED TO BE MOVABLE AGAINST AN OPPOSING FORCE UNDER THE INFLUENCE OF CHANGES IN THE WEIGHT OF THE REEL, AND THE CONTROL MEANS BEING ARRANGED TO BE RESPONSIVE TO SUCH MOVEMENT.
References Cited (Backward Citations)
US2609157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |