US3116032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web feeding system
Assignee: Package Machinery Co
•
Filing: 1961-06-28
•
Granted: 1963-12-31
•
Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Franklin B Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:29
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/16; B65B; B65B41/00; B65B41/12; B65B41/16; B65H23/06; B65H23/063; B65H23/18; B65H23/188; B65H23/1882; B65H23/1888
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
104 words
A WEB FEEDING SYSTEM WHEREIN INTERMITTENTLY OPERATING MEANS ARE PROVIDED FOR DRAWING A WEB FROM A SUPPLY ROLL OF POLYETHYLENE OR LIKE SHEET MATERIAL, A SLACKENER ROLL AROUND WHICH THE WEB IS TRAINED BETWEEN THE SUPPLY ROLL AND THE DRAWING MEANS, AND GUIDEWAYS MOUNTING THE SLACKENER ROLL FOR MOVEMENT TO FORM A LOOP OF VARYING LENGTH IN SAID WEB, IN COMBINATION WITH CONSTANT FORCE SPRING MEANS CONNECTED TO SAID SLACKENER ROLL AND URGING IT TO FORM A LOOP OF MAXIMUM LENGTH, THE FORCE OF SAID SPRING MEANS BEING RELATED TO THE STRENGTH OF THE WEB IN SUCH PROPORTION THAT THE PULL OF THE SLACK-
References Cited (Backward Citations)
US1941597A
Cited
US1946264A
Cited
US2193189A
Cited
US2243795A
Cited
US2343181A
Cited
US2758541A
Cited
US2648504A
Cited
US2737089A
Cited
US2873117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |