US2718111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn twister for spinning frames
Assignee: Clemson Agricultural College of South Carolina
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Filing: 1951-06-25
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Granted: 1955-09-20
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Expires: 1971-06-25
Abstract
No abstract record available.
Inventors
- 👤 Hugh M Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:44
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/92; D01H7/923
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
IN A TEXTILE MACHINE IN WHICH A PLURALITY OF THREADS ARE DELIVERED FROM THE MACHINE AT FIXED LOCATIONS SPACED ALONG THE LENGTH OF THE MACHINE AND PASS THROUGH A LIKE PLURALITY OF SECOND FIXED LOCATIONS AT POINTS BELOW AND FORWARD OF SAID FIRST LOCATIONS, THE COMBINATION OF AN ENDLESS BELT EXTENDING THROUGHOUT THE LENGTH OF SAID MACHINE AND HAVING ONE REACH THEREOF ARRANGED BELOW SAID THREADS AND BETWEEN SAID FIRST AND SECOND FIXED LOCATIONS, A FIXED BACKING FOR SAID REACH ARRANGED ON THE OPPOSITE SIDE THEREOF FROM SAID THREADS, A TWISTING ELEMENT FOR EACH THREAD FOR APPLYING A FALSE TWIST TO THE THREAD COMPRISING A FRICTION WHEEL, AN INDIVIDUAL FRAME MOUNTING EACH FRICTION WHEEL FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS AND IN A POSITION WHERE ITS PERIPHERAL SURFACE IS IN CONTACT WITH THE FACE OF SAID REACH ON THE OPPOSITE SIDE THEREOF FROM SAID FIXED BACKING AND ANOTHER PORTION OF ITS PERIPHERAL SURFACE IS IN FRICTIONAL TWISTING ENGAGEMENT WITH ITS ASSIGNED THREAD, AND MEANS PIVOTALLY SUPPORTING EACH OF SAID FRAMES ABOUT AN AXIS LOCATED SO THE WEIGHT OF THE FRAME MAINTAINS SAID WHEEL IN CONTACT WITH SAID REACH, AND SWINGING OF THE FRAME ABOUT SAID AXIS MOVES SAID WHEEL AWAY FROM SAID REACH.
Claim 2
Dependent Claim
204 words
IN A TEXTILE MACHINE IN WHICH A PLURALITY OF THREADS ARE DELIVERED FROM THE MACHINE AT FIXED LOCATIONS SPACED ALONG THE LENGTH OF THE MACHINE AND PASS THROUGH A LIKE PLURALITY OF SECOND FIXED LOCATIONS AT POINTS BELOW AND FORWARD OF SAID FIRST LOCATIONS, THE COMBINATION OF AN ENDLESS BELT EXTENDING THROUGHOUT THE LENGTH OF SAID MACHINE AND HAVING ONE REACH THEREOF ARRANGED BELOW SAID THREADS AND BETWEEN SAID FIRST AND SECOND FIXED LOCATIONS, A FIXED BACKING FOR SAID REACH ARRANGED ON THE OPPOSITE SIDE THEREOF FROM SAID THREADS, A TWISTING ELEMENT FOR EACH THREAD FOR APPLYING A FALSE TWIST TO THE THREAD COMPRISING A FRICTION WHEEL, AN INDIVIDUAL FRAME MOUNTING EACH FRICTION WHEEL FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS AND IN A POSITION WHERE ITS PERIPHERAL SURFACE IS IN CONTACT WITH THE FACE OF SAID REACH ON THE OPPOSITE SIDE THEREOF FROM SAID FIXED BACKING AND ANOTHER PORTION OF ITS PERIPHERAL SURFACE IS IN FRICTIONAL TWISTING ENGAGEMENT WITH ITS ASSIGNED THREAD, AND MEANS PIVOTALLY SUPPORTING EACH OF SAID FRAMES ABOUT AN AXIS LOCATED SO THE WEIGHT OF THE FRAME MAINTAINS SAID WHEEL IN CONTACT WITH SAID REACH, AND SWINGING OF THE FRAME ABOUT SAID AXIS MOVES SAID WHEEL AWAY FROM SAID REACH.
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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |