US3177931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating yarn
Assignee: Turbo Machine Co
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Filing: 1963-08-06
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Granted: 1965-04-13
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Expires: 1983-08-06
Abstract
No abstract record available.
Inventors
- 👤 Carruthers George Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:15
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN APPARATUS FOR MODIFYING HEAT-SETTABLE YARNS, THE COMBINATION COMPRISING CLOSED MEANS INCLUDING A SOURCE OF VAPORIZED HEATING FLUID SUBSTANTIALLY COMPLETELY FREE OF INCONDENSABLE GASES, AND A PLURALITY OF TUBULAR MEMBERS FOR RECEIVING SAID FLUID FROM SAID SOURCE, SAID TUBULAR MEMBERS BEING DISPOSED IN CLOSE ADJACENT SIDE-BY-SIDE RELATION AND BEING INCLINED FOR DRAINAGE OF CONDENSATE BACK TO SAID SOURCE, A YARN GUIDE CONDUIT IN THE FORM OF AN OPEN TROUGH GENERALLY V-SHAPED IN TRANSVERSE SECTION AND EXTENDING ALONG AND SEATED DIRECTLY UPON SAID TUBULAR MEMBERS WITH OPPOSITE SIDES THEREOF RESPECTIVELY ENGAGING SAID TUBULAR MEMBERS FOR BEING HEATED THEREBY, AND MEANS FOR DRAWING SAID YARN LENGTHWISE OF SAID TUBULAR MEANS AND CONDUIT IN CONTACT WITH THE LATTER FOR BEING HEATED THEREBY.
Claim 2
Dependent Claim
119 words
IN APPARATUS FOR MODIFYING HEAT-SETTABLE YARNS, THE COMBINATION COMPRISING CLOSED MEANS INCLUDING A SOURCE OF VAPORIZED HEATING FLUID SUBSTANTIALLY COMPLETELY FREE OF INCONDENSABLE GASES, AND A PLURALITY OF TUBULAR MEMBERS FOR RECEIVING SAID FLUID FROM SAID SOURCE, SAID TUBULAR MEMBERS BEING DISPOSED IN CLOSE ADJACENT SIDE-BY-SIDE RELATION AND BEING INCLINED FOR DRAINAGE OF CONDENSATE BACK TO SAID SOURCE, A YARN GUIDE CONDUIT IN THE FORM OF AN OPEN TROUGH GENERALLY V-SHAPED IN TRANSVERSE SECTION AND EXTENDING ALONG AND SEATED DIRECTLY UPON SAID TUBULAR MEMBERS WITH OPPOSITE SIDES THEREOF RESPECTIVELY ENGAGING SAID TUBULAR MEMBERS FOR BEING HEATED THEREBY, AND MEANS FOR DRAWING SAID YARN LENGTHWISE OF SAID TUBULAR MEANS AND CONDUIT IN CONTACT WITH THE LATTER FOR BEING HEATED THEREBY.
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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |