US3616718A
Expired / Lapsed
US
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Sheet supply apparatus
Assignee: AB Dick Co
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Filing: 1969-06-30
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Granted: 1971-11-02
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Expires: 1989-06-30
Abstract
Abstract A SHEET SUPPLY APPARATUS INCLUDES A SUPPORT FOR A WEB OF MATERIAL AND A DRIVE MEANS FOR ADVANCING THE WEB ALONG A PATH PAST A WEB CUTTING DEVICE. THE LEADING EDGE OF THE ADVANCING WEB INTERRUPTS A LIGHT PATH BETWEEN A LIGHT SOURCE AND A LIGHT SENSITIVE ELEMENT. THE OPERATION OF A CONTINUOUSLY ADJUSTABLE TIME DELAY RELAY IS INITIATED WHEN THE LIGHT PATH IS BROKEN, AND AFTER A PREDETERMINED PERIOD OF TIME THE WEB IS STOPPED AND CUT THEREBY TO SEVER A SHEET OF DESIRED LENGTH FROM THE WEB. THE APPARATUS CAN ALSO CARRY OUT A MULTIPLE SHEET SUPPLY OPERATION WHEREIN A PRESELECTED NUMBER OF SHEETS OF A DESIRED LENGTH IS SUPPLIED.
Inventors
- 👤 Albert J Di Giulio
- 👤 Frank B Naujokas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:48
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/20; B26D5/26; G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/58; G03B27/587; G03B27/588; G03D; G03D15/00; G03D15/04; G03D15/043; G03D15/046; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4458; Y10T83/446; Y10T83/4539; Y10T83/4541; Y10T83/525; Y10T83/527; Y10T83/53
Claims Analysis
Total Claims: 0
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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) | 1974-11-01 | 1975-05-03 | 1975-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-01 | 1979-05-03 | 1979-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-01 | 1983-05-03 | 1983-11-02 | $7700.00 | Window Closed / Lapsed |