Patent US3072354A successfully refreshed from Google Patents.
US3072354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web supplying and replacing apparatus
Assignee: Nu-Roll Corp
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Filing: 1960-05-18
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Granted: 1963-01-08
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Expires: 1980-05-18
Abstract
No abstract record available.
Inventors
- 👤 William H Giles
- 👤 Frank Anton Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:45
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/10; B65H19/18; B65H19/1857; B65H19/1873; B65B; B65B41/00; B65B41/12; B65B41/16; B65B41/18; B65H19/1805; B65H19/1826; B65H19/1836
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A WEB REPLACING DEVICE FOR USE IN REPLACING THE TRAILING END OF AN EXHAUSTED WEB SUPPLY WITH THE LEADING END OF A RESERVE SUPPLY WEB COMPRISING PRIMARY WEB FEEDING ROLLS, ONE SET OF CONTROLLED SECONDARY WEB FEEDING ROLLS FOR FEEDING THE END PORTION OF THE WEB OF SAID EXHAUSTED WEB SUPPLY IN ADVANCE OF THE TRAILING END, TO SAID PRIMARY WEB FEEDING ROLLS, A SECOND SET OF SECONDARY WEB FEEDING ROLLS FOR FEEDING THE RESERVE WEB TO SAID PRIMARY FEEDING ROLLS, SELECTIVELY OPERABLE INDEPENDENT DRIVING CONNECTIONS BETWEEN THE PRIMARY FEEDING ROLLS AND SAID SECONDARY SETS OF FEEDING ROLLS, DETECTOR MEANS ASSOCIATED WITH BOTH SETS OF SECONDARY FEEDING ROLLS AND WITH ONE DETECTOR MEANS ENGAGEABLE WITH THE TRAILING END OF THE EXHAUSTED WEB SUPPLY, AND MEANS CONTROLLED BY SAID LAST NAMED DETECTOR MEANS FOR AUTOMATICALLY DISCONNECTING THE DRIVE FROM THE FIRST SET OF SECONDARY FEEDING ROLLS FOR THE EXHAUSTED WEB AND CONNECTING THE DRIVE TO THE SECOND SET OF SECONDARY FEEDING ROLLS FOR THE RESERVE SUPPLY WEB.
Claim 2
Dependent Claim
166 words
A WEB REPLACING DEVICE FOR USE IN REPLACING THE TRAILING END OF AN EXHAUSTED WEB SUPPLY WITH THE LEADING END OF A RESERVE SUPPLY WEB COMPRISING PRIMARY WEB FEEDING ROLLS, ONE SET OF CONTROLLED SECONDARY WEB FEEDING ROLLS FOR FEEDING THE END PORTION OF THE WEB OF SAID EXHAUSTED WEB SUPPLY IN ADVANCE OF THE TRAILING END, TO SAID PRIMARY WEB FEEDING ROLLS, A SECOND SET OF SECONDARY WEB FEEDING ROLLS FOR FEEDING THE RESERVE WEB TO SAID PRIMARY FEEDING ROLLS, SELECTIVELY OPERABLE INDEPENDENT DRIVING CONNECTIONS BETWEEN THE PRIMARY FEEDING ROLLS AND SAID SECONDARY SETS OF FEEDING ROLLS, DETECTOR MEANS ASSOCIATED WITH BOTH SETS OF SECONDARY FEEDING ROLLS AND WITH ONE DETECTOR MEANS ENGAGEABLE WITH THE TRAILING END OF THE EXHAUSTED WEB SUPPLY, AND MEANS CONTROLLED BY SAID LAST NAMED DETECTOR MEANS FOR AUTOMATICALLY DISCONNECTING THE DRIVE FROM THE FIRST SET OF SECONDARY FEEDING ROLLS FOR THE EXHAUSTED WEB AND CONNECTING THE DRIVE TO THE SECOND SET OF SECONDARY FEEDING ROLLS FOR THE RESERVE SUPPLY WEB.
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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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |