Patent US3308614A successfully refreshed from Google Patents.
US3308614A
Expired / Lapsed
US
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Apparatus for false-twisting textile threads
Assignee: Individual
•
Filing: 1966-02-21
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Granted: 1967-03-14
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Expires: 1986-02-21
Abstract
No abstract record available.
Inventors
- 👤 Stahlecker Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:48
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
AN APPARATUS FOR FALSE-TWISTING INDIVIDUAL TEXTILE THREADS COMPRISING AT LEAST ONE FALSE-TWISTING TUBE, A DRIVE SHAFT, MEANS FOR DRIVING SAID SHAFT, A DRIVE WHEEL MOUNTED ON SAID SHAFT AND HAVING A HUB, AN OUTER RIM, AND A CONNECTING WEB SECURING SAID HUB TO SAID RIM AND BEING DISPOSED SUBSTANTIALLY CENTRALLY OF THE WIDTH OF SAID RIM, THE PERIPHERAL OUTER SURFACE OF SAID RIM FORMING A DRIVING SURFACE ADAPTED TO ENGAGE WITH AND TO ROTATE SAID TUBE AT A HIGH SPEED, AND AT LEAST ONE MAGNET FOR HOLDING SAID TUBE IN ENGAGEMENT WITH SAID DRIVING SURFACE AND IN A FIXED POSITION RELATIVE TO SAID MAGNET MERELY BY MAGNETIC ATTRACTION OF SAID MAGNET AND FOR THUS PREVENTING SAID TUBE FROM SHIFTING IN TANGENTIAL DIRECTIONS ON SAID DRIVE WHEEL.
Claim 2
Independent Claim
126 words
AN APPARATUS FOR FALSE-TWISTING INDIVIDUAL TEXTILE THREADS COMPRISING AT LEAST ONE FALSE-TWISTING TUBE, A DRIVE SHAFT, MEANS FOR DRIVING SAID SHAFT, A DRIVE WHEEL MOUNTED ON SAID SHAFT AND HAVING A HUB, AN OUTER RIM, AND A CONNECTING WEB SECURING SAID HUB TO SAID RIM AND BEING DISPOSED SUBSTANTIALLY CENTRALLY OF THE WIDTH OF SAID RIM, THE PERIPHERAL OUTER SURFACE OF SAID RIM FORMING A DRIVING SURFACE ADAPTED TO ENGAGE WITH AND TO ROTATE SAID TUBE AT A HIGH SPEED, AND AT LEAST ONE MAGNET FOR HOLDING SAID TUBE IN ENGAGEMENT WITH SAID DRIVING SURFACE AND IN A FIXED POSITION RELATIVE TO SAID MAGNET MERELY BY MAGNETIC ATTRACTION OF SAID MAGNET AND FOR THUS PREVENTING SAID TUBE FROM SHIFTING IN TANGENTIAL DIRECTIONS ON SAID DRIVE WHEEL.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |