Printability tester
Abstract
Abstract A MACHINE FOR TESTING THE PRINTABILITY OF PAPERS, INKS AND PRINTING PATTERNS, ESPECIALLY IN GRAVURE PRINTING, WHEREIN A ROTATING IMPRESSION ROLL IS DISPLACEABLE TO PRESS A LOOPED PAPER SAMPLE BRIEFLY AGAINST A ROTATING PRINTING CYLINDER SO AS TO IMPRINT A SINGLE PATTERN ON THE SAMPLE, IS PROVIDED WITH AN ECCENTRIC SLEEVE MOUNTING FOR THE IMPRESSION ROLL SHAFT AND WITH ACTUATING AND CONTROL MECHANISMS WHICH ACT UPON THE SLEEVE TO DISPLACE THE ROLL IN PRECISE, SPEED-INDEPENDENT RELATIONSHIP TO THE ROTATIONAL POSITION OF THE PATTERN TO BE TEST PRINTED. THE SLEEVE MOUNTING PROVIDES FOR PRECISE ADJUSTMENT OF THE IMPRESSION ROLL PRESSURE. A FORCE-LIMITING COUPLING PROTECTS AGAINST PRESSURE OVERLOADS. CONTROLS ASSURE A SINGLE IMPRINT IRRESPECTIVE OF THE MOMENT OR THE DURATION OF MANUAL INITIATION OF A PRINTING TEST.
Inventors
- 👤 William F Huck
Bibliographic Details
Claims Analysis
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |