US3567534A
Expired / Lapsed
US
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Automatic web splicing system and method
Assignee: Nireco Corp
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Filing: 1968-10-23
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Granted: 1971-03-02
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Expires: 1988-10-23
Abstract
Abstract A METHOD AND APPARATUS FOR SPLICING THE TRAILING END OF A FIRST MOVING WEB OR STRIP TO THE LEADING END OF A SECOND STRIP BY PROVIDING AN INDEX MARK ON THE FIRST STRIP A PREDETERMINED DISTANCE IN ADVANCE OF THE TGRAILING END AND MOVING THE TRAILING AND LEADING ENDS INTO SEALING ENGAGEMENT AT THE PROPER TIME IN RESPONSE TO THE SENSING OF SUCH MARK. THE SECOND STRIP IS PREFERABLY PROVIDED IN COIL FORM AND THE COIL IS CAUSED TO ROTATE AT A SPEED DEPENDENT ON THE SPEED OF TRAVEL OF THE FIRST STRIP AND THE RADIUS OF THE COIL, WHEREBY THE TRAILING AND LEADING ENDS ARE MOVING AT SUBSTANTIALLY THE SAM SPEED WHEN BROUGHT INTO ENGAGEMENT WITH ONE ANOTHER.
Inventors
- 👤 Eishiro Kushiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:20
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/10; B65H19/18; B65H19/1857; B65H19/1868; B65H19/1805; B65H19/181; B65H19/1815; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712
Claims Analysis
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References Cited (Backward Citations)
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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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |