Patent US3045622A successfully refreshed from Google Patents.
Patent US3276365A successfully refreshed from Google Patents.
US3276365A
Expired / Lapsed
US
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Printing plate clamping device for a printing press
Assignee: Roland Offsetmaschinenfabrik Faber and Schleicher AG
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Filing: 1964-10-29
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Granted: 1966-10-04
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Expires: 1984-10-29
Abstract
No abstract record available.
Inventors
- 👤 Langer Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:39
CPC Classifications
B; B41; B41F; B41F27/00; B41F27/12; B41F27/1218; B41F27/1225; B41F27/1237
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
A DEVICE FOR TAUTLY CLAMPING A BENDABLE PRINTING PLATE ABOUT THE CYLINDER OF A PRINTING PRESS, SAID DEVICE COMPRISING A CYLINDER HAVING A LENGTHWISE PERIPHERAL SLOT, A SHAFT ROTATABLY SUPPORTED IN SAID SLOT, SAID SHAFT HAVING SEVERAL LENGTHWISE PERIPHERAL TEETH, A CLAMPING BAR FITTED BETWEEN SAID SHAFT AND ONE SIDE WALL OF THE SLOT PARALLEL TO SAID WALL, SAID BAR HAVING ON ITS SIDE FACING THE SHAFT LENGTHWISE TEETH ENGAGED WITH THE SHAFT TEETH FOR DISPLACING THE BAR IN ITS PLANE BY ROTATION OF THE SHAFT, THE OPPOSITE SIDE OF THE BAR BEING SUBSTANTIALLY FLAT AND DEFINING A NARROW GAP WITH THE ADJACENT SLOT WALL, ONE END OF SAID PLATE BEING INSERTED INTO SAID GAP BETWEEN THE FLAT SIDE OF THE BAR AND SAID ADJACENT SLOT WALL FOR CLAMPING SAID PLATE END BETWEEN SAID BAR AND SAID WALL AND THE OPPOSITE END OF SAID PLATE BEING INSERTED BETWEEN THE COACTING TEETH OF THE SHAFT AND THE BAR IN ENGAGEMENT WITH SAID TEETH, ROTATION OF THE SHAFT IN A PREDETERMINED DIRECTION DISPLACING THE BAR AND SAID OPPOSITE PLATE END DEEPER INTO SAID SLOT WHILE SAID ONE PLATE END REMAINS SUBSTANTIALLY STATIONARY IN REFERENCE TO THE BAR THEREBY TENSIONING THE PLATE ABOUT THE CYLINDER.
Claim 2
Independent Claim
202 words
A DEVICE FOR TAUTLY CLAMPING A BENDABLE PRINTING PLATE ABOUT THE CYLINDER OF A PRINTING PRESS, SAID DEVICE COMPRISING A CYLINDER HAVING A LENGTHWISE PERIPHERAL SLOT, A SHAFT ROTATABLY SUPPORTED IN SAID SLOT, SAID SHAFT HAVING SEVERAL LENGTHWISE PERIPHERAL TEETH, A CLAMPING BAR FITTED BETWEEN SAID SHAFT AND ONE SIDE WALL OF THE SLOT PARALLEL TO SAID WALL, SAID BAR HAVING ON ITS SIDE FACING THE SHAFT LENGTHWISE TEETH ENGAGED WITH THE SHAFT TEETH FOR DISPLACING THE BAR IN ITS PLANE BY ROTATION OF THE SHAFT, THE OPPOSITE SIDE OF THE BAR BEING SUBSTANTIALLY FLAT AND DEFINING A NARROW GAP WITH THE ADJACENT SLOT WALL, ONE END OF SAID PLATE BEING INSERTED INTO SAID GAP BETWEEN THE FLAT SIDE OF THE BAR AND SAID ADJACENT SLOT WALL FOR CLAMPING SAID PLATE END BETWEEN SAID BAR AND SAID WALL AND THE OPPOSITE END OF SAID PLATE BEING INSERTED BETWEEN THE COACTING TEETH OF THE SHAFT AND THE BAR IN ENGAGEMENT WITH SAID TEETH, ROTATION OF THE SHAFT IN A PREDETERMINED DIRECTION DISPLACING THE BAR AND SAID OPPOSITE PLATE END DEEPER INTO SAID SLOT WHILE SAID ONE PLATE END REMAINS SUBSTANTIALLY STATIONARY IN REFERENCE TO THE BAR THEREBY TENSIONING THE PLATE ABOUT THE CYLINDER.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |