US3293970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guillotine for cutting webs of plastics material sheeting
Assignee: Windmoeller and Hoelscher KG
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Filing: 1965-08-11
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Granted: 1966-12-27
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Expires: 1985-08-11
Abstract
No abstract record available.
Inventors
- 👤 Brockmuller Friedrich Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:01
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4783; Y10T83/4786; Y10T83/546
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A GUILLOTINE FOR CUTTING WEBBED MATERIAL, SAID GUILLOTINE COMPRISING A FIRST KNIFE BEAM ROTATABLY MOUNTED ABOUT AN AXIS SPACED ABOVE SAID MATERIAL, A SECOND KNIFE BEAM ROTATABLY MOUNTED ABOUT AN AXIS SPACED BELOW SAID MATERIAL, SAID KNIFE BEAMS EXTENDING TRANSVERSELY TO THE DIRECTION OF TRAVEL OF SAID MATERIAL AND EACH CARRYING A BLADE, FIRST MOVING MEANS TO MOVE SAID BEAMS ALONG AN ARCUATE PATH, SECOND MOVING MEANS TO CINTINUOUSLY ADVANCE SAID MATERIAL BETWEEN SAID BLADES SO THAT SAID BLADES WILL SIMULTANEOUSLY ENGAGE SAID MATERIAL AT PERIODIC INTERVALS TO SEVER SHEETS FROM SAID MATERIAL, CONVEYING MEANS TO CONVEY SAID SHEETS FROM SAID BLADES, AT LEAST ONE SUPPORT MEMBER PIVOTALLY MOUNTED ABOUT AN AXIS SPACED BELOW SAID MATERIAL AND MOVABLE ALONG AN ARCUATE PATH SIMILAR TO THAT OF SAID SECOND KNIFE BEAM, AND MEANS TO CONTROL THE PIVOTABLE MOVEMENT OF SAID SUPPORT MEMBER SO THAT IT LIFTS THE LEADING END OF SAID MATERIAL AND GUIDES SAME TO SAID CONVEYING MEANS AFTER SAID SEVERING.
Claim 2
Dependent Claim
161 words
A GUILLOTINE FOR CUTTING WEBBED MATERIAL, SAID GUILLOTINE COMPRISING A FIRST KNIFE BEAM ROTATABLY MOUNTED ABOUT AN AXIS SPACED ABOVE SAID MATERIAL, A SECOND KNIFE BEAM ROTATABLY MOUNTED ABOUT AN AXIS SPACED BELOW SAID MATERIAL, SAID KNIFE BEAMS EXTENDING TRANSVERSELY TO THE DIRECTION OF TRAVEL OF SAID MATERIAL AND EACH CARRYING A BLADE, FIRST MOVING MEANS TO MOVE SAID BEAMS ALONG AN ARCUATE PATH, SECOND MOVING MEANS TO CINTINUOUSLY ADVANCE SAID MATERIAL BETWEEN SAID BLADES SO THAT SAID BLADES WILL SIMULTANEOUSLY ENGAGE SAID MATERIAL AT PERIODIC INTERVALS TO SEVER SHEETS FROM SAID MATERIAL, CONVEYING MEANS TO CONVEY SAID SHEETS FROM SAID BLADES, AT LEAST ONE SUPPORT MEMBER PIVOTALLY MOUNTED ABOUT AN AXIS SPACED BELOW SAID MATERIAL AND MOVABLE ALONG AN ARCUATE PATH SIMILAR TO THAT OF SAID SECOND KNIFE BEAM, AND MEANS TO CONTROL THE PIVOTABLE MOVEMENT OF SAID SUPPORT MEMBER SO THAT IT LIFTS THE LEADING END OF SAID MATERIAL AND GUIDES SAME TO SAID CONVEYING MEANS AFTER SAID SEVERING.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |