Patent US3111285A successfully refreshed from Google Patents.
US3111285A
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Tension device
Assignee: Sonoco Products Co
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Filing: 1961-06-19
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Granted: 1963-11-19
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Expires: 1981-06-19
Abstract
No abstract record available.
Inventors
- 👤 Richard G Coker
- 👤 Edgar R Rowe
- 👤 Jr Charles K Dunlap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:09
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/06; B65H23/10; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A TENSION DEVICE FOR ADVANCING SHEET MATERIAL COMPRISING, IN COMBINATION, A BACK-UP MEMBER, A ROW OF FLOATING ARCUATE SEGMENTS ASSOCIATED WITH SAID BACK-UP MEMBER, MEANS FOR GUIDABLY SUPPORTING ALL OF SAID SEGMENTS FOR UNRESTRAINED VERTICAL MOVEMENT UPWARDLY INTO FRICTIONAL ENGAGEMENT WITH SAID ADVANCING SHEET MATERIAL AGAINST SAID BACK-UP MEMBER, UNITARY MEANS OPERATIVELY ASSOCIATED WITH ALL OF SAID SEGMENTS FOR YIELDINGLY URGING ALL OF SAID SEGMENTS INTO SAID FRICTIONAL ENGAGEMENT WITH SAID SHEET MATERIAL TO PRODUCE A PREDETERMINED TENSION IN SAID SHEET MATERIAL, EACH OF SAID FLOATING SEGMENTS MOVABLE INDEPENDENTLY AGAINST SAID URGING MEANS TO PER-
Claim 2
Dependent Claim
95 words
A TENSION DEVICE FOR ADVANCING SHEET MATERIAL COMPRISING, IN COMBINATION, A BACK-UP MEMBER, A ROW OF FLOATING ARCUATE SEGMENTS ASSOCIATED WITH SAID BACK-UP MEMBER, MEANS FOR GUIDABLY SUPPORTING ALL OF SAID SEGMENTS FOR UNRESTRAINED VERTICAL MOVEMENT UPWARDLY INTO FRICTIONAL ENGAGEMENT WITH SAID ADVANCING SHEET MATERIAL AGAINST SAID BACK-UP MEMBER, UNITARY MEANS OPERATIVELY ASSOCIATED WITH ALL OF SAID SEGMENTS FOR YIELDINGLY URGING ALL OF SAID SEGMENTS INTO SAID FRICTIONAL ENGAGEMENT WITH SAID SHEET MATERIAL TO PRODUCE A PREDETERMINED TENSION IN SAID SHEET MATERIAL, EACH OF SAID FLOATING SEGMENTS MOVABLE INDEPENDENTLY AGAINST SAID URGING MEANS TO PER-
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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |