Patent US1884136A successfully refreshed from Google Patents.
Patent US3260147A successfully refreshed from Google Patents.
US3260147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient cutting mechanism for cutting the turned-under edge of a double layer of material
Assignee: Cannon Mills Co
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Filing: 1964-07-30
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Granted: 1966-07-12
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Expires: 1984-07-30
Abstract
No abstract record available.
Inventors
- 👤 George W Farabee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:49
CPC Classifications
D; D06; D06H; D06H7/00; D06H7/16; B; B26; B26D; B26D1/00; B26D1/0006; B26D1/01; B26D1/12; B26D1/25; B26D1/26; B26D1/30; B26D1/305; B26D2001/002; B26D2001/0066; Y; Y10; Y10S; Y10S83/00; Y10S83/929; Y10S83/936; Y10S83/938; Y10T; Y10T83/00; Y10T83/869; Y10T83/8717; Y10T83/8752; Y10T83/8821; Y10T83/8841; Y10T83/8843
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A CUTTING MECHANISM, ADAPTED TO CUT THE TURNEDUNDER FREE EDGE ONLY OF A TURNED-UNDER DOUBLE LAYER OF MATERIAL PASSING THROUGH SAID MECHANISM, COMPRISING A STATIONARY FRAME, A FIRST SUBSTANTIALLY HORIZONTALLY EXTENDING RESILIENT CUTTER BLADE HAVING ONE END THEREOF MOUNTED STATIONARY ON SAID FRAME AND HAVING A CUTTING SURFACE ON THE OTHER FREE END THEREOF WHICH IS NORMALLY SPACED FROM SAID FRAME SO THAT THE TURNED-UNDER EDGE OF THE TURNEDUNDER MATERIAL WILL PASS THROUGH THE SPACE DEFINED BY SAID CUTTING SURFACE AND SAID FRAME, A SECOND SUBSTANTIALLY HORIZONTALLY EXTENDING CUTTER BLADE MOUNTED STATIONARY ON SAID FRAME AND HAVING A CUTTING SURFACE ON ONE END THEREOF NORMALLY SPACED BELOW THE CUTTING SURFACE ON SAID FIRST CUTTER BLADE AND DISPOSED IN MATING RELATIONSHIP THERETO, AND A RECIPROCATING HAMMER MECHANISM ASSOCIATED WITH SAID FIRST RESILIENT CUTTER BLADE AND ADAPTED TO INTERMITTENTLY APPLY A DOWNWARD FORCE THERETO TO INTERMITTENTLY MOVE THE CUTTING SURFACE OF SAID FIRST CUTTER BLADE INTO ENGAGEMENT WITH THE CUTTING SURFACE OF SAID SECOND CUTTER BLADE FOR CUTTING THE TURNED-UNDER EDGE ONLY OF THE TURNED-UNDER MATERIAL PASSING THROUGH SAID CUTTING MECHANISM.
Claim 2
Dependent Claim
179 words
A CUTTING MECHANISM, ADAPTED TO CUT THE TURNEDUNDER FREE EDGE ONLY OF A TURNED-UNDER DOUBLE LAYER OF MATERIAL PASSING THROUGH SAID MECHANISM, COMPRISING A STATIONARY FRAME, A FIRST SUBSTANTIALLY HORIZONTALLY EXTENDING RESILIENT CUTTER BLADE HAVING ONE END THEREOF MOUNTED STATIONARY ON SAID FRAME AND HAVING A CUTTING SURFACE ON THE OTHER FREE END THEREOF WHICH IS NORMALLY SPACED FROM SAID FRAME SO THAT THE TURNED-UNDER EDGE OF THE TURNEDUNDER MATERIAL WILL PASS THROUGH THE SPACE DEFINED BY SAID CUTTING SURFACE AND SAID FRAME, A SECOND SUBSTANTIALLY HORIZONTALLY EXTENDING CUTTER BLADE MOUNTED STATIONARY ON SAID FRAME AND HAVING A CUTTING SURFACE ON ONE END THEREOF NORMALLY SPACED BELOW THE CUTTING SURFACE ON SAID FIRST CUTTER BLADE AND DISPOSED IN MATING RELATIONSHIP THERETO, AND A RECIPROCATING HAMMER MECHANISM ASSOCIATED WITH SAID FIRST RESILIENT CUTTER BLADE AND ADAPTED TO INTERMITTENTLY APPLY A DOWNWARD FORCE THERETO TO INTERMITTENTLY MOVE THE CUTTING SURFACE OF SAID FIRST CUTTER BLADE INTO ENGAGEMENT WITH THE CUTTING SURFACE OF SAID SECOND CUTTER BLADE FOR CUTTING THE TURNED-UNDER EDGE ONLY OF THE TURNED-UNDER MATERIAL PASSING THROUGH SAID CUTTING MECHANISM.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |