US3272047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic roll oscillating device
Assignee: Individual
•
Filing: 1963-11-20
•
Granted: 1966-09-13
•
Expires: 1983-11-20
Abstract
No abstract record available.
Inventors
- 👤 William F Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:01
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/20; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/24; B26D1/245; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4812; Y10T83/4815; Y10T83/647; Y10T83/6584; Y10T83/6592; Y10T83/6595; Y10T83/768; Y10T83/7809; Y10T83/7847; Y10T83/869; Y10T83/8745; Y10T83/8746; Y10T83/929; Y10T83/9309; Y10T83/9312
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
IN A ROTARY DIE-CUT MACHINE FOR CUTTING OF SHEET MATERIAL, A PAIR OF ROTATABLY MOUNTED ROLLS, ONE OF SAID ROLLS HAVING A RESILIENT COVERING AND THE OTHER OF SAID ROLLS HAVING CUTTING MEANS IMPRESSED AGAINST THE SURFACE OF SAID RESILIENT COVERING FOR SEVERING OF SAID SHEET MATERIAL WHEN PASSED BETWEEN SAID PAIR OF ROLLS, A DOUBLE-ACTING HYDRAULIC CYLINDER HAVING ONE END OF ITS PISTON SHAFT CONNECTED TO ONE END OF THE SHAFT OF SAID ONE ROLL FOR LONGITUDINALLY OSCILLATING IT WITH RESPECT TO SAID OTHER ROLL, A SOURCE OF HYDRAULIC PRESSURE, A PAIR OF HYDRAULIC LINES FOR SUPPLYING HYDRAULIC FLUID TO SAID HYDRAULIC CYLINDER, A REVERSING VALVE FOR REVERSING THE DIRECTION OF HYDRAULIC FLUID FLOW THROUGH SAID HYDRAULIC CYLINDER TO OBTAIN THE LONGITUDINAL OSCILLATION OF SAID ONE ROLL, A PAIR OF SPACED SWITCH MEANS FOR DEFINING THE LIMITS OF SAID LONGITUDINAL OSCILLATION STRIKER MEANS MOUNTED ON THE OPPOSITE END OF SAID PISTON SHAFT FOR ALTERNATELY ACTUATING SAID SPACED SWITCH MEANS, AND SOLENOID MEANS ENERGIZED BY SAID SPACED SWITCH MEANS TO REVERSE SAID REVERSING VALVE IN RESPONSE TO THE ALTERNATE ACTUATION OF SAID SPACED SWITCH MEANS BY SAID STRIKER MEANS.
Claim 2
Dependent Claim
189 words
IN A ROTARY DIE-CUT MACHINE FOR CUTTING OF SHEET MATERIAL, A PAIR OF ROTATABLY MOUNTED ROLLS, ONE OF SAID ROLLS HAVING A RESILIENT COVERING AND THE OTHER OF SAID ROLLS HAVING CUTTING MEANS IMPRESSED AGAINST THE SURFACE OF SAID RESILIENT COVERING FOR SEVERING OF SAID SHEET MATERIAL WHEN PASSED BETWEEN SAID PAIR OF ROLLS, A DOUBLE-ACTING HYDRAULIC CYLINDER HAVING ONE END OF ITS PISTON SHAFT CONNECTED TO ONE END OF THE SHAFT OF SAID ONE ROLL FOR LONGITUDINALLY OSCILLATING IT WITH RESPECT TO SAID OTHER ROLL, A SOURCE OF HYDRAULIC PRESSURE, A PAIR OF HYDRAULIC LINES FOR SUPPLYING HYDRAULIC FLUID TO SAID HYDRAULIC CYLINDER, A REVERSING VALVE FOR REVERSING THE DIRECTION OF HYDRAULIC FLUID FLOW THROUGH SAID HYDRAULIC CYLINDER TO OBTAIN THE LONGITUDINAL OSCILLATION OF SAID ONE ROLL, A PAIR OF SPACED SWITCH MEANS FOR DEFINING THE LIMITS OF SAID LONGITUDINAL OSCILLATION STRIKER MEANS MOUNTED ON THE OPPOSITE END OF SAID PISTON SHAFT FOR ALTERNATELY ACTUATING SAID SPACED SWITCH MEANS, AND SOLENOID MEANS ENERGIZED BY SAID SPACED SWITCH MEANS TO REVERSE SAID REVERSING VALVE IN RESPONSE TO THE ALTERNATE ACTUATION OF SAID SPACED SWITCH MEANS BY SAID STRIKER MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |