US3174670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web feeding apparatus for carton blank forming mechanism
Assignee: Zerand Corp
•
Filing: 1963-05-06
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Granted: 1965-03-23
•
Expires: 1983-05-06
Abstract
No abstract record available.
Inventors
- 👤 Zernov Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:20
CPC Classifications
B; B65; B65H; B65H20/00; B65H20/24
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
122 words
CARTON BLANK FORMING APPARATUS COMPRISING, A PRESS INTO WHICH A WEB IS FED, A PAIR OF INTEMITTENT FEED ROLLS ADJACENT SAID PRESS FOR INTERMITTENTLY FEEDING THE WEB THERETO, AND A PAIRRR OF CONTINUOUSLY ACTIVE METERING FEED ROLLS FOR CONTINUOUSLY FEEDING THE WEB TO SAID INTERMITTENT FEED ROLLS, SAID INTERMITTENT FEED ROLLS BEING ADAPTED TO FEED THE WEB AT A FASTER RATE THAN SAID METERING ROLLS TO THEREBY DRAW UP SAID WEB AND WRAP IT TIGHTLY AROUND A PORTION OF ONE OF SAID METERING FEED ROLLS, SAID ONE METERING FEED ROLL HAVING CIRCUMFERENTIAL GROOVES AROUND IT PERIPHERY TO PERMIT AIR TO ESCAPE FROM BETWEEN SAID ROLL AND WEB WHEN THE WEB IS DRAWN TAUT AGAINST SAID GROOVED ROLL BY SAID INTERMITTENT FEED ROLLS.
References Cited (Backward Citations)
CA498343A
Cited
US1785546A
Cited
US2717037A
Cited
US2652247A
Cited
US2952201A
Cited
US3098596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |