US2747359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for winding heavy denier yarn packages
Assignee: EIDP Inc
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Filing: 1951-09-26
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Granted: 1956-05-29
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Expires: 1971-09-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert L Keefe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:49
CPC Classifications
D; D01; D01H; D01H1/00; D01H1/14; D01H1/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A WINDING MACHINE FOR TWIST-WINDING YARN PACKAGES OF HEAVY DENIER YARN SUPPLIED AT CONSTANT SPEED WHICH COMPRISES A ROTATABLE SPINDLE CARRYING A WHORL, BOBBIN AND A WASTE SPOOL, SAID SPOOL BEING LOCATED ON THE SPINDLE BELOW AND AXIAL ALIGNMENT WITH SAID BOBBIN, CONSTANT SPEED DRIVING MEANS MAKING FRICTIONAL CONTACT WITH SAID WHORL AND ARRANGED TO ROTATE SAID SPINDLE AT HIGH SPEED A TRAVELER GUIDE SLIDABLY SUPPORTED ON A RING SURROUNDING SAID SPINDLE FOR GUIDING YARN ONTO SAID BOBBIN, MEANS ING A PACKAGE, A STATIONARY GUIDE SUPPORTED IN POSITION TO GUIDE YARN ONTO SAID WASTE SPOOL WHILE STRINGING UP THE YARN PREPARATORY TO WINDING ONTO SAID BOBBIN, MEANS FOR MOVING SAID STATIONARY GUIDE TO A POSITION OPPOSITE SAID BOBBIN FOR WINDING A TRANSFER TAIL, AND MEANS FOR RELEASING THE YARN FROM SAID STATIONARY GUIDE AFTER THE TRANSFER TAIL HAS BEEN WOUND.
Claim 2
Dependent Claim
140 words
A WINDING MACHINE FOR TWIST-WINDING YARN PACKAGES OF HEAVY DENIER YARN SUPPLIED AT CONSTANT SPEED WHICH COMPRISES A ROTATABLE SPINDLE CARRYING A WHORL, BOBBIN AND A WASTE SPOOL, SAID SPOOL BEING LOCATED ON THE SPINDLE BELOW AND AXIAL ALIGNMENT WITH SAID BOBBIN, CONSTANT SPEED DRIVING MEANS MAKING FRICTIONAL CONTACT WITH SAID WHORL AND ARRANGED TO ROTATE SAID SPINDLE AT HIGH SPEED A TRAVELER GUIDE SLIDABLY SUPPORTED ON A RING SURROUNDING SAID SPINDLE FOR GUIDING YARN ONTO SAID BOBBIN, MEANS ING A PACKAGE, A STATIONARY GUIDE SUPPORTED IN POSITION TO GUIDE YARN ONTO SAID WASTE SPOOL WHILE STRINGING UP THE YARN PREPARATORY TO WINDING ONTO SAID BOBBIN, MEANS FOR MOVING SAID STATIONARY GUIDE TO A POSITION OPPOSITE SAID BOBBIN FOR WINDING A TRANSFER TAIL, AND MEANS FOR RELEASING THE YARN FROM SAID STATIONARY GUIDE AFTER THE TRANSFER TAIL HAS BEEN WOUND.
References Cited (Backward Citations)
US478269A
Cited
US2572138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |