Patent US2380475A successfully refreshed from Google Patents.
Patent US3154235A successfully refreshed from Google Patents.
US3154235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Registration mechanism for sheet feeding means
Assignee: Unisys Corp
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Filing: 1962-12-03
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Granted: 1964-10-27
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Expires: 1982-12-03
Abstract
No abstract record available.
Inventors
- 👤 David W Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:56
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B41; B41J; B41J11/00; B41J11/26; B41J11/32; B41L; B41L1/00; B41L5/00; B41L5/04; B41L5/06; B65H20/00; B65H20/20; B65H2511/00; B65H2511/10; B65H2511/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
IN A SHEET FEEDING MECHANISM FOR ADVANCING SHEET MATERIAL THROUGH AN OPERATING STATION, (A) A PAIR OF MEMBERS ON EACH SIDE OF SAID OPERATING STATION THE MEMBERS OF EACH PAIR BEING DISPOSABLE FOR ENGAGING WITH THE OPPOSITE MARGINAL AREAS OF SAID SHEET MATERIAL, (B) MEANS SUPPORTING SAID MEMBERS FOR LATERAL SHIFTING MOVEMENT IN A DIRECTION TRANSVERSE TO THE DIRECTION OF SHEET FEED, (C) MEANS FOR DRIVING SAID MEMBERS TO FEED THE SHEET MATERIAL ENGAGED BY SAID MEMBERS, (D) A FIRST ADJUSTING MEANS, INCLUDING A FIRST SHAFT MEMBER ADAPTED TO ROTATE ABOUT ITS AXIS, MANUALLY OPERABLE FOR SHIFTING IN UNISON THE MEMBERS OF EACH PAIR ENGAGEABLE WITH ONE MARGINAL AREA OF SAID SHEET MATERIAL, (E) A SECOND ADJUSTING MEANS, INCLUDING A SECOND SHAFT MEMBER ADAPTED TO ROTATE ABOUT ITS AXIS, THE AXES OF SAID FIRST AND SECOND SHAFT MEMBERS BEING CO-LINEAR, MANUALLY OPERABLE FOR SHIFTING IN UNISON THE MEMBERS OF EACH PAIR ENGAGEABLE WITH THE OPPOSITE MARGINAL AREA OF SAID SHEET MATERIAL, AND
Claim 2
Dependent Claim
162 words
IN A SHEET FEEDING MECHANISM FOR ADVANCING SHEET MATERIAL THROUGH AN OPERATING STATION, (A) A PAIR OF MEMBERS ON EACH SIDE OF SAID OPERATING STATION THE MEMBERS OF EACH PAIR BEING DISPOSABLE FOR ENGAGING WITH THE OPPOSITE MARGINAL AREAS OF SAID SHEET MATERIAL, (B) MEANS SUPPORTING SAID MEMBERS FOR LATERAL SHIFTING MOVEMENT IN A DIRECTION TRANSVERSE TO THE DIRECTION OF SHEET FEED, (C) MEANS FOR DRIVING SAID MEMBERS TO FEED THE SHEET MATERIAL ENGAGED BY SAID MEMBERS, (D) A FIRST ADJUSTING MEANS, INCLUDING A FIRST SHAFT MEMBER ADAPTED TO ROTATE ABOUT ITS AXIS, MANUALLY OPERABLE FOR SHIFTING IN UNISON THE MEMBERS OF EACH PAIR ENGAGEABLE WITH ONE MARGINAL AREA OF SAID SHEET MATERIAL, (E) A SECOND ADJUSTING MEANS, INCLUDING A SECOND SHAFT MEMBER ADAPTED TO ROTATE ABOUT ITS AXIS, THE AXES OF SAID FIRST AND SECOND SHAFT MEMBERS BEING CO-LINEAR, MANUALLY OPERABLE FOR SHIFTING IN UNISON THE MEMBERS OF EACH PAIR ENGAGEABLE WITH THE OPPOSITE MARGINAL AREA OF SAID SHEET MATERIAL, AND
References Cited (Backward Citations)
US2919005A
Cited
US3006520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |