Patent US2342259A successfully refreshed from Google Patents.
Patent US3192697A successfully refreshed from Google Patents.
US3192697A
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Apparatus and method for false twisting yarns
Assignee: Turbo Machine Co
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Filing: 1963-08-26
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Granted: 1965-07-06
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Expires: 1983-08-26
Abstract
No abstract record available.
Inventors
- 👤 George A Carruthers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:12
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
APPARATUS FOR MODIFYING HEAT-SETTABLE YARN FILAMENTS COMPRISING MEANS FOR FEEDING A PLURALITY OF YARN SETS IN A DOWNSTREAM DIRECTION, HEATING MEANS DOWNSTREAM OF SAID FEEDING MEANS AND IN A HEAT-SETTING ZONE THROUGH WHICH THE YARNS OF EACH SET THEREOF PASS IN A TWISTED, TENSIONSED CONDITION, WITHDRAWAL MEANS DOWNSTREAM OF SAID HEATING MEANS FOR SEPARATING SAID YARNS FROM EACH OTHER AND COMBINING YARNS FROM DIFFERENT SETS, AND COMBINED SEPARATING AND FRICTION MEANS LOCATED INTERMEDIATE SAID HEATING MEANS AND SAID WITHDRAWAL MEANS IN CONTACT WITH SAID YARN SETS TO DIVERT EACH OF SAID YARN SETS FROM A STRAIGHT LINE PATH OF MOVEMENT, AND TO DIRECT SAID YARN SETS RESPECTIVELY INTO DIFFERENT PATHS OF MOVEMENT.
Claim 2
Dependent Claim
112 words
APPARATUS FOR MODIFYING HEAT-SETTABLE YARN FILAMENTS COMPRISING MEANS FOR FEEDING A PLURALITY OF YARN SETS IN A DOWNSTREAM DIRECTION, HEATING MEANS DOWNSTREAM OF SAID FEEDING MEANS AND IN A HEAT-SETTING ZONE THROUGH WHICH THE YARNS OF EACH SET THEREOF PASS IN A TWISTED, TENSIONSED CONDITION, WITHDRAWAL MEANS DOWNSTREAM OF SAID HEATING MEANS FOR SEPARATING SAID YARNS FROM EACH OTHER AND COMBINING YARNS FROM DIFFERENT SETS, AND COMBINED SEPARATING AND FRICTION MEANS LOCATED INTERMEDIATE SAID HEATING MEANS AND SAID WITHDRAWAL MEANS IN CONTACT WITH SAID YARN SETS TO DIVERT EACH OF SAID YARN SETS FROM A STRAIGHT LINE PATH OF MOVEMENT, AND TO DIRECT SAID YARN SETS RESPECTIVELY INTO DIFFERENT PATHS OF MOVEMENT.
References Cited (Backward Citations)
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Cited
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FR1082461A
Cited
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Cited
US2801455A
Cited
GB815647A
Cited
US3091908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |