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US3270602A
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US
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Apparatus for cutting cardboard and analogous flexible material
Assignee: KIRBY S ENGINCERS Ltd
•
Filing: 1965-01-21
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Granted: 1966-09-06
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Expires: 1985-01-21
Abstract
No abstract record available.
Inventors
- 👤 Kirby Kenneth
- 👤 Kirby Keith Roland Tallctt
- 👤 Kirby Colin Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:27
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/18; B26D7/1836; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2092; Y10T83/2183; Y10T83/219
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
ROTARY APPARATUS FOR CUTTING CARDBOARD AND ANALOGOUS FLEXIBLE SHEET MATERIAL INCORPORATING A POSITIVELY DRIVEN DIE CARRYING ROLLER, CUTTING RULE ATTACHED TO THE PERIPHERY OF THE ROLLER IN THE PATTERN OF THE CUTTING DESIRED TO BE EFFECTED, AN IMPRESSION ROLLER, IN THE NIP BETWEEN WHICH AND THE DIE CARRYING ROLLER THE SHEET MATERIAL TO BE CUT IS PASSED AND PROTUBERANT ARCUATE MEMBERS WITH INTERMEDIATE UPSTANDING KNIFE EDGED PORTIONS FIXED ON ONE OF THE SAID ROLLERS AT THOSE PLACES ON THE PERIPHERY WHICH WILL CORRESPOND WITH THE LOCATION OF THE WASTE RESULTING FROM THE PERFORMANCE OF A CUTTING OPERATION SO THAT DURING THE PERFORMANCE OF A CUTTING OPERATION THE PROTUBERANT ELEMENTS WILL BITE INTO THE WASTE WITH A RESILIENT PROGRESSIVE ROLLING ACTION AS CUTTING PROCEEDS AND CARRY AWAY THE WASTE MATERIAL IMPALED THEREON AS THE DIE CARRYING AND IMPRESSION ROLLERS RECEDE IN THE COURSE OF A CUTTING OPERATION.
Claim 2
Dependent Claim
146 words
ROTARY APPARATUS FOR CUTTING CARDBOARD AND ANALOGOUS FLEXIBLE SHEET MATERIAL INCORPORATING A POSITIVELY DRIVEN DIE CARRYING ROLLER, CUTTING RULE ATTACHED TO THE PERIPHERY OF THE ROLLER IN THE PATTERN OF THE CUTTING DESIRED TO BE EFFECTED, AN IMPRESSION ROLLER, IN THE NIP BETWEEN WHICH AND THE DIE CARRYING ROLLER THE SHEET MATERIAL TO BE CUT IS PASSED AND PROTUBERANT ARCUATE MEMBERS WITH INTERMEDIATE UPSTANDING KNIFE EDGED PORTIONS FIXED ON ONE OF THE SAID ROLLERS AT THOSE PLACES ON THE PERIPHERY WHICH WILL CORRESPOND WITH THE LOCATION OF THE WASTE RESULTING FROM THE PERFORMANCE OF A CUTTING OPERATION SO THAT DURING THE PERFORMANCE OF A CUTTING OPERATION THE PROTUBERANT ELEMENTS WILL BITE INTO THE WASTE WITH A RESILIENT PROGRESSIVE ROLLING ACTION AS CUTTING PROCEEDS AND CARRY AWAY THE WASTE MATERIAL IMPALED THEREON AS THE DIE CARRYING AND IMPRESSION ROLLERS RECEDE IN THE COURSE OF A CUTTING OPERATION.
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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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |