US3264812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for twisting yarn
Assignee: Ernest Scragg and Sons Ltd
•
Filing: 1963-07-25
•
Granted: 1966-08-09
•
Expires: 1983-07-25
Abstract
No abstract record available.
Inventors
- 👤 Scragg Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:03
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/10; D01H13/104; D01H13/106
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
A TWO-FOR-ONE TEXTILE SPINDLE ASSEMBLY, COMPRISING IN COMBINATION, A STATIONARY FRAMEWORK; AN OUTER BALLOONCONTROLLING RING CARRIED BY SAID FRAMEWORK; A SUPPLY BOBBIN CARRIAGE SUBSTANTIALLY COAXIAL WITH SAID OUTER RING; AN INNER BALLOON-CONTROLLING RING CARRIED BY SAID CARRIAGE, SAID RINGS BEING LOCATED AT LEAST AT AN ELEVATION AS HIGH AS THE POSITION OF MAXIMUM FREE BALLOON DIAMETER; A PAIR OF MAGNETS MOUNTED ON SAID OUTER RING; AND A PAIR OF ARMATURES MOUNTED ON SAID INNER RING AND COOPERATING WITH SAID MAGNETS FOR RESTRICTING AND STABILIZING BOBBINCARRIAGE MOVEMENT.
References Cited (Backward Citations)
US1985665A
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US2646943A
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US2745610A
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US2785526A
Cited
GB753354A
Cited
DE1026206B
Cited
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US2870596A
Cited
FR1200433A
Cited
GB893699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |