Patent US3294326A successfully refreshed from Google Patents.
US3294326A
Expired / Lapsed
US
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Device for checking the occurrence of faulty knots in yarn-winding machines
Assignee: Individual
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Filing: 1964-09-23
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Granted: 1966-12-27
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Expires: 1984-09-23
Abstract
No abstract record available.
Inventors
- 👤 Raasch Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:40
CPC Classifications
B; B65; B65H; B65H63/00; B65H63/02; B65H63/024; B65H63/028; B65H63/032; B65H63/0321; B65H63/0324; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A DEVICE IN WINDING MACHINES FOR CHECKING THE OCCURRENCE OF FAULTY KNOTS DUE TO DOUBLING OF YARN ENDS, COMPRISING MEANS DEFINING A FIRST TRAVEL PATH FROM A FIRST TO A SECOND POSITION FOR YARN TO BE WOUND, A KNOTTER FOR KNOTTING A PAIR OF YARN ENDS MOUNTED NEAR SAID PATH INTERMEDIATE SAID FIRST AND SECOND POSITIONS, A SENSING MEMBER MOUNTED NEAR BUT SPACED FROM SAID FIRST PATH BETWEEN SAID KNOTTER AND SAID SECOND POSITION AND RESPONSIVE TO AS GIVEN LIMIT DIMENSION OF THE KNOTTED YARN, TRAVELLING FROM SAID FIRST TO SAID SECOND POSITION, MEANS FOR MOMENTARILY DIVERTING THE YARN FROM SAID FIRST TRAVEL PATH BETWEEN SAID FIRST AND SECOND POSITIONS TO A SECOND TRAVEL PATH LOCATED BETWEEN SAID POSITIONS AND EXTENDING THROUGH THE OPERATING ZONE OF SAID SENSING MEMBER WHEN A KNOTTING OPERATION IS PERFORMED, AND YARN SEVERING MEANS CONNECTED WITH SAID SENSING MEMBER AND CONTROLLED THEREBY TO SEVER THE YARN WHEN SAID MEMBER RESPONDS TO SAID LIMIT DIMENSION DUE TO DOUBLING OF KNOTTED YARN ENDS.
Claim 2
Independent Claim
166 words
A DEVICE IN WINDING MACHINES FOR CHECKING THE OCCURRENCE OF FAULTY KNOTS DUE TO DOUBLING OF YARN ENDS, COMPRISING MEANS DEFINING A FIRST TRAVEL PATH FROM A FIRST TO A SECOND POSITION FOR YARN TO BE WOUND, A KNOTTER FOR KNOTTING A PAIR OF YARN ENDS MOUNTED NEAR SAID PATH INTERMEDIATE SAID FIRST AND SECOND POSITIONS, A SENSING MEMBER MOUNTED NEAR BUT SPACED FROM SAID FIRST PATH BETWEEN SAID KNOTTER AND SAID SECOND POSITION AND RESPONSIVE TO AS GIVEN LIMIT DIMENSION OF THE KNOTTED YARN, TRAVELLING FROM SAID FIRST TO SAID SECOND POSITION, MEANS FOR MOMENTARILY DIVERTING THE YARN FROM SAID FIRST TRAVEL PATH BETWEEN SAID FIRST AND SECOND POSITIONS TO A SECOND TRAVEL PATH LOCATED BETWEEN SAID POSITIONS AND EXTENDING THROUGH THE OPERATING ZONE OF SAID SENSING MEMBER WHEN A KNOTTING OPERATION IS PERFORMED, AND YARN SEVERING MEANS CONNECTED WITH SAID SENSING MEMBER AND CONTROLLED THEREBY TO SEVER THE YARN WHEN SAID MEMBER RESPONDS TO SAID LIMIT DIMENSION DUE TO DOUBLING OF KNOTTED YARN ENDS.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |