US3606115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing thermoplastic resin split yarns
Assignee: Mitsubishi Chemical Corp
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Filing: 1968-12-20
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Granted: 1971-09-20
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Expires: 1988-12-20
Abstract
Abstract THE INVENTION RELATES TO AN APPARATUS FOR PRODUCING A SPLIT YARN AT A HIGH SPEED AND WITH A HIGH EFFICIENCY, WHICH SPLIT YARN HAS AN EXCELLENT FEELING, THAT IS, ITS FEEL IS SOFT, HAS WARMTH AND IS PLIABLE TO TOUCH AS WELL AS IN APPERANCE. THE SPLIT YARN IS FORMED BY PASSING A SYNTHETIC THERMOPLASTIC RESIN FILM OR STRIP BETWEEN A SPLITTER, CONSISTING OF AN ASSEMBLY OF ALTERNATELY ARRANGED COAXIAL- LY DISPOSED THIN PIECES SPACED APART BY DISTANCE PIECES, AND A HOLDING MEMBER ROTATING INDEPENDENTLY AND POSITIVELY IN SYNCHRONISM WITH SAID SPLITTER, WHEREBY THE STRIP IS SPLIT.
Inventors
- 👤 Mitsuo Matsui
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:09
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/42; D01D5/423; Y; Y10; Y10S; Y10S264/00; Y10S264/47; Y10T; Y10T225/00; Y10T225/30; Y10T225/329; Y10T83/00; Y10T83/081; Y10T83/091; Y10T83/096; Y10T83/141; Y10T83/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |