US3350868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic doffing apparatus
Assignee: Mechanische Baumwoll Spinnerei und Weberei
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Filing: 1966-09-15
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Granted: 1967-11-07
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Expires: 1986-09-15
Abstract
No abstract record available.
Inventors
- 👤 Winter Nikolaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:30
CPC Classifications
D; D01; D01H; D01H9/00; D01H9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A DOFFING APPARATUS FOR DOFFING A COP FROM A SPINDLE, COMPRISING, IN COMBINATION, A DOFFING MEANS HAVING DIAMETRICALLY DISPOSED ENGAGING PORTIONS SPACED FROM EACH OTHER IN LONGITUDINAL AND TRANSVERSE DIRECTIONS IN RELATION TO SAID SPINDLE AND CONSISTING OF A FLEXIBLE RESILIENT MATERIAL, SAID ENGAGING PORTIONS BEING SPACED IN SAID TRANSVERSE DIRECTION TO DISTANCE GREATER THAN THE DIAMETER OF SAID COP TO FORM AN OPENING FOR SAID COP ON SAID SPINDLE; OPERATING MEANS FOR MOVING SAID DOFFING MEANS BETWEEN A FIRST POSITION SPACED FROM THE END OF SAID SPINDLE AND A SECOND POSITION IN WHICH SAID ENGAGING PORTIONS ARE LOCATED ON OPPOSITE SIDES OF SAID COP SPACED FROM THE SAME IN SAID TRANSVERSE DIRECTION; AND MEANS FOR CAUSING TILTING OF SAID DOFFING MEANS IN SAID SECOND POSITION TO A TILTED POSITION IN WHICH SAID ENGAGING PORTIONS ENGAGE AND SLIGHTLY TILT THE COP TO PRESS THE SAME AGAINST SAID SPINDLE
Claim 2
Dependent Claim
148 words
A DOFFING APPARATUS FOR DOFFING A COP FROM A SPINDLE, COMPRISING, IN COMBINATION, A DOFFING MEANS HAVING DIAMETRICALLY DISPOSED ENGAGING PORTIONS SPACED FROM EACH OTHER IN LONGITUDINAL AND TRANSVERSE DIRECTIONS IN RELATION TO SAID SPINDLE AND CONSISTING OF A FLEXIBLE RESILIENT MATERIAL, SAID ENGAGING PORTIONS BEING SPACED IN SAID TRANSVERSE DIRECTION TO DISTANCE GREATER THAN THE DIAMETER OF SAID COP TO FORM AN OPENING FOR SAID COP ON SAID SPINDLE; OPERATING MEANS FOR MOVING SAID DOFFING MEANS BETWEEN A FIRST POSITION SPACED FROM THE END OF SAID SPINDLE AND A SECOND POSITION IN WHICH SAID ENGAGING PORTIONS ARE LOCATED ON OPPOSITE SIDES OF SAID COP SPACED FROM THE SAME IN SAID TRANSVERSE DIRECTION; AND MEANS FOR CAUSING TILTING OF SAID DOFFING MEANS IN SAID SECOND POSITION TO A TILTED POSITION IN WHICH SAID ENGAGING PORTIONS ENGAGE AND SLIGHTLY TILT THE COP TO PRESS THE SAME AGAINST SAID SPINDLE
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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) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |