US3231167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for separating threads during spinning
Assignee: Aachen Gerresheimer Textilglas GmbH
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Filing: 1961-08-10
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Granted: 1966-01-25
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Expires: 1981-08-10
Abstract
No abstract record available.
Inventors
- 👤 Heuvelmans Karl Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:03
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/18; B; B65; B65H; B65H57/00; B65H57/16; D01; D01D; D01D11/00; D01D11/02; D01D5/00; D01D5/08; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/313; B65H2701/3132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
AN APPARATUS FOR DIVIDING THREADS OF PRIMARY FILAMENTS OF THERMOPLASTIC MATERIAL FOLLOWING THE SPINNING AND WETTING THEREOF, WHICH COMPRISES A GUIDE ROLLER SPACED FROM THE WETTING STATION FOR GUIDING THE FILAMENTS TO FORM A FAN-SHAPED SKEIN OF FILAMENTS, ROLLING SEPARATING MEANS BETWEEN THE WETTING STATION AND GUIDE ROLLER TO SEPARATE THE PRIMARY FILAMENTS INTO SEVERAL GROUPS AND TO GATHER EACH GROUP INTO A THREAD FORMED OF A PREDETERMINED NUMBER OF PRIMARY FILAMENTS, AND A LEVER SYSTEM FOR SUPPORTING SAID GUIDE ROLLER AND ROLLING SEPARATING MEANS, SAID LEVER SYSTEM BEING PIVOTALLY MOUNTED ADJACENT TO THE SKEIN OF FILAMENTS SO THAT SAID GUIDE ROLLER IS DISPLACED FROM THE SKEIN WHEN THE ROLLING SEPARATING MEANS PENETRATE THE FAN-SHAPED SKEIN TO EFFECT THE SEPARATION THEREOF.
Claim 2
Independent Claim
121 words
AN APPARATUS FOR DIVIDING THREADS OF PRIMARY FILAMENTS OF THERMOPLASTIC MATERIAL FOLLOWING THE SPINNING AND WETTING THEREOF, WHICH COMPRISES A GUIDE ROLLER SPACED FROM THE WETTING STATION FOR GUIDING THE FILAMENTS TO FORM A FAN-SHAPED SKEIN OF FILAMENTS, ROLLING SEPARATING MEANS BETWEEN THE WETTING STATION AND GUIDE ROLLER TO SEPARATE THE PRIMARY FILAMENTS INTO SEVERAL GROUPS AND TO GATHER EACH GROUP INTO A THREAD FORMED OF A PREDETERMINED NUMBER OF PRIMARY FILAMENTS, AND A LEVER SYSTEM FOR SUPPORTING SAID GUIDE ROLLER AND ROLLING SEPARATING MEANS, SAID LEVER SYSTEM BEING PIVOTALLY MOUNTED ADJACENT TO THE SKEIN OF FILAMENTS SO THAT SAID GUIDE ROLLER IS DISPLACED FROM THE SKEIN WHEN THE ROLLING SEPARATING MEANS PENETRATE THE FAN-SHAPED SKEIN TO EFFECT THE SEPARATION THEREOF.
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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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |