US3347283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weft control apparatus
Assignee: Elitex Zavody Textilniho
•
Filing: 1965-09-07
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Granted: 1967-10-17
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Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Bartosek Vladimir
- 👤 Janousek Vilem
- 👤 Rotrekl Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:34
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/52; D03D47/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN A LOOM, IN COMBINATION, A WEFT CONTROL APPARATUS COMPRISING THREAD GUIDE MEANS HAVING A FIRST THREAD GUIDE PORTION AND BEING MOVABLE BETWEEN AN INOPERATIVE END POSITION, A THREAD GUIDING END POSITION, AND AN INTERMEDIATE INSERTING POSITION FOR INSERTING A THREAD INTO A SHUTTLE; THREAD SUPPLY MEANS FOR SUPPLY A WEFT THREAD TO SAID FIRST THREAD GUIDE PORTION; THREAD TENSIONING MEANS HAVING A SECOND THREAD GUIDE PORTION AND BEING DISPOSED INTERMEDIATE SAID SUPPLY MEANS AND SAID THREAD GUIDE MEANS, AND BEING MOVABLE BETWEEN A TENSIONING POSITION, AND A GUIDING POSITION IN WHICH SAID SECOND GUIDE PORTION IS SUBSTANTIALLY ALIGNED WITH SAID SUPPLY MEANS AND WITH SAID FIRST GUIDE PORTION IN SAID THREAD GUIDING END POSITION OF SAID THREAD GUIDE MEANS; AND MEANS CONTROLLING SAID THREAD TENSIONING MEANS AND SAID THREAD GUIDE MEANS TO BE SIMULTANEOUSLY IN SAID GUIDING POSITIONS.
Claim 2
Dependent Claim
139 words
IN A LOOM, IN COMBINATION, A WEFT CONTROL APPARATUS COMPRISING THREAD GUIDE MEANS HAVING A FIRST THREAD GUIDE PORTION AND BEING MOVABLE BETWEEN AN INOPERATIVE END POSITION, A THREAD GUIDING END POSITION, AND AN INTERMEDIATE INSERTING POSITION FOR INSERTING A THREAD INTO A SHUTTLE; THREAD SUPPLY MEANS FOR SUPPLY A WEFT THREAD TO SAID FIRST THREAD GUIDE PORTION; THREAD TENSIONING MEANS HAVING A SECOND THREAD GUIDE PORTION AND BEING DISPOSED INTERMEDIATE SAID SUPPLY MEANS AND SAID THREAD GUIDE MEANS, AND BEING MOVABLE BETWEEN A TENSIONING POSITION, AND A GUIDING POSITION IN WHICH SAID SECOND GUIDE PORTION IS SUBSTANTIALLY ALIGNED WITH SAID SUPPLY MEANS AND WITH SAID FIRST GUIDE PORTION IN SAID THREAD GUIDING END POSITION OF SAID THREAD GUIDE MEANS; AND MEANS CONTROLLING SAID THREAD TENSIONING MEANS AND SAID THREAD GUIDE MEANS TO BE SIMULTANEOUSLY IN SAID GUIDING POSITIONS.
References Cited (Backward Citations)
GB396961A
Cited
US2817367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |