US3353460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for working sheet material
Assignee: Individual
•
Filing: 1965-05-21
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Granted: 1967-11-21
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Expires: 1985-05-21
Abstract
No abstract record available.
Inventors
- 👤 Edward V Henc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:40
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/14; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/483; Y10T83/4838; Y10T83/4841
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A ROTARY DIE CUTTING APPARATUS COMPRISING A ROTATABLE DIE HEAD, MEANS MOUNTING A CUTTING BLADE ON THE OUTER PERIPHERY OF SAID DIE HEAD, A ROTATABLY MOUNTED BACKING ANVIL, SAID BACKING ANVIL COMPRISING A HUB AND A COVER ASSEMBLY MOUNTED ON SAID HUB INCLUDING AN OUTER RESILIENT BLANKET MEMBER AGAINST WHICH THE CUTTING BLADE ENGAGES DURING ROTATION OF THE DIE HEAD AND BACKING ANVIL, MEANS MOUNTING THE COVER ASSEMBLY FOR MOVEMENT CIRCUMFERENTIALLY RELATIVE TO THE HUB, AND MEANS MOUNTING THE DIE HEAD AND BACKING ANVIL FOR ROTATION SO THAT THE PERIPHERAL EDGE OF THE CUTTING BLADE AND PERIPHERAL SURFACE OF THE RESILIENT BLANKET ARE MOVING AT DIFFERENT RELATIVE SPEEDS WHEREBY THE CUTTING BLADE EFFECTS MOVEMENT CIRCUMFERENTIALLY OF THE COVER ASSEMBLY RELATIVE TO THE HUB SO THAT THE DIE BLADE ENGAGES A DIFFERENT PORTION OF THE RESILIENT BLANKET DURING SUCCESSIVE CYCLES OF THE DIE HEAD.
Claim 2
Dependent Claim
143 words
A ROTARY DIE CUTTING APPARATUS COMPRISING A ROTATABLE DIE HEAD, MEANS MOUNTING A CUTTING BLADE ON THE OUTER PERIPHERY OF SAID DIE HEAD, A ROTATABLY MOUNTED BACKING ANVIL, SAID BACKING ANVIL COMPRISING A HUB AND A COVER ASSEMBLY MOUNTED ON SAID HUB INCLUDING AN OUTER RESILIENT BLANKET MEMBER AGAINST WHICH THE CUTTING BLADE ENGAGES DURING ROTATION OF THE DIE HEAD AND BACKING ANVIL, MEANS MOUNTING THE COVER ASSEMBLY FOR MOVEMENT CIRCUMFERENTIALLY RELATIVE TO THE HUB, AND MEANS MOUNTING THE DIE HEAD AND BACKING ANVIL FOR ROTATION SO THAT THE PERIPHERAL EDGE OF THE CUTTING BLADE AND PERIPHERAL SURFACE OF THE RESILIENT BLANKET ARE MOVING AT DIFFERENT RELATIVE SPEEDS WHEREBY THE CUTTING BLADE EFFECTS MOVEMENT CIRCUMFERENTIALLY OF THE COVER ASSEMBLY RELATIVE TO THE HUB SO THAT THE DIE BLADE ENGAGES A DIFFERENT PORTION OF THE RESILIENT BLANKET DURING SUCCESSIVE CYCLES OF THE DIE HEAD.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |