US2739647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for the production of granular material, more particularly for injection moulding machines
Assignee: Individual
•
Filing: 1952-11-14
•
Granted: 1956-03-27
•
Expires: 1972-11-14
Abstract
No abstract record available.
Inventors
- 👤 Coste Pierre Paul Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:48
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/14; B02C18/148; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/34; B26D1/38; B29; B29B; B29B9/00; B29B9/02; B29B9/06; B02C2018/147; Y; Y10; Y10S; Y10S83/00; Y10S83/906; Y10T; Y10T83/00; Y10T83/485; Y10T83/494; Y10T83/501; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6491; Y10T83/6584; Y10T83/6587; Y10T83/6588; Y10T83/768; Y10T83/7809; Y10T83/783
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A MACHINE FOR PRODUCING GRANULAR MATERIAL FROM FLEXIBLE SHEETS OF THERMOPLASTIC SUBSTANCES COMPRISING TWO INTERMESHING SETS OF CIRCULAR CUTTERS WITH SUBSTANTIALLY PARALLEL TRANSVERSE SHAFTS ADAPTED TO MOVE THE SHEET AND TO CUT SAME INTO A PLURALITY OF STRIPS; MEANS TO ROTATE SAID CUTTERS IN UNISON; A PAIR OF SPACED PARALLEL PLATES PEREPNDICULAR TO THE COMMON PLANE OF THE AXES OF SAID SETS OF CIRCULAR CUTTERS AND EXTENDING CONTINUOUSLY IN A LONGITUDINAL DIRECTION ON EACH SIDE OF SAID PLANE FOR RECEIVING AND GUIDING SAID SHEET AND SAID STRIPS THEREBETWEEN, EACH OF SAID PLATES BEING SPACED FROM THE CIRCULAR CUTTERS OF ONE OF SAID SETS AND BEING SLOTTED TO PERMIT THE CIRCULAR CUTTERS OF THE OTHER ONE OF SAID SETS TO PROJECT INTO THE SPACE BETWEEN SAID PLATES; A ROTATABLE BLADE HOLDER DISPOSED AT THE OUTLET END OF SAID PLATES IN PARALLEL RELATION TO SAID CIRCULAR CUTTERS; BLADES MOUNTED ON SAID HOLDER WITH THEIR CUTTING EDGE COACTING WITH THE OUTLET END OF ONE OF SAID PLATES TO CUT SAID STRIPS INTO SMALL PIECES; AND MEANS TO ROTATE SAID BLADE HOLDER.
Claim 2
Dependent Claim
178 words
A MACHINE FOR PRODUCING GRANULAR MATERIAL FROM FLEXIBLE SHEETS OF THERMOPLASTIC SUBSTANCES COMPRISING TWO INTERMESHING SETS OF CIRCULAR CUTTERS WITH SUBSTANTIALLY PARALLEL TRANSVERSE SHAFTS ADAPTED TO MOVE THE SHEET AND TO CUT SAME INTO A PLURALITY OF STRIPS; MEANS TO ROTATE SAID CUTTERS IN UNISON; A PAIR OF SPACED PARALLEL PLATES PEREPNDICULAR TO THE COMMON PLANE OF THE AXES OF SAID SETS OF CIRCULAR CUTTERS AND EXTENDING CONTINUOUSLY IN A LONGITUDINAL DIRECTION ON EACH SIDE OF SAID PLANE FOR RECEIVING AND GUIDING SAID SHEET AND SAID STRIPS THEREBETWEEN, EACH OF SAID PLATES BEING SPACED FROM THE CIRCULAR CUTTERS OF ONE OF SAID SETS AND BEING SLOTTED TO PERMIT THE CIRCULAR CUTTERS OF THE OTHER ONE OF SAID SETS TO PROJECT INTO THE SPACE BETWEEN SAID PLATES; A ROTATABLE BLADE HOLDER DISPOSED AT THE OUTLET END OF SAID PLATES IN PARALLEL RELATION TO SAID CIRCULAR CUTTERS; BLADES MOUNTED ON SAID HOLDER WITH THEIR CUTTING EDGE COACTING WITH THE OUTLET END OF ONE OF SAID PLATES TO CUT SAID STRIPS INTO SMALL PIECES; AND MEANS TO ROTATE SAID BLADE HOLDER.
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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) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |