Patent US3168992A successfully refreshed from Google Patents.
US3168992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic cross winder including yarn-paraffining means
Assignee: Machinenfabrik Schweiter AG
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Filing: 1961-11-15
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Granted: 1965-02-09
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Expires: 1981-11-15
Abstract
No abstract record available.
Inventors
- 👤 Zollinger Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:22
CPC Classifications
B; B65; B65H; B65H71/00; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A PARAFFINING DEVICE ADAPTED TO APPLY PARAFFIN OR THE LIKE TO A YARN MOVING BETWEEN A COP AND A WIND-UP BOBBIN; AN AXIALLY DISPLACEABLE AND ROTATABLE SHAFT MEMBER ADAPTED FOR CARRYING A BLOCK OF PARAFFIN, DRIVE MEANS FOR DRIVING SAID SHAFT MEMBER, SAID DRIVE MEANS INCLUDING GEAR MEANS CARRIED BY SAID SHAFT MEMBER, SAID GEAR MEANS BEING PROVIDED WITH AN ANNULAR RECESS ADAPTED TO RECEIVE A LOCKING LEVER, A PIVOTABLE LOCKING LEVER ENGAGEABLE WITH SAID ANNULAR RECESS FOR LOCKING SAID SHAFT MEMBER IN A PREDETERMINED POSITION WHEN SAID PARAFFIN BLOCK BECOMES WORN TO A CRITICAL EXTEND, AND DISPLACING MEANS ENGAGEABLE WITH SAID ANNULAR RECESS FOR AXIALLY DISPLACING SAID SHAFT MEMBER INTO A POSITION WHERE SAID PARAFFIN BLOCK IS OUT OF CONTACT WITH SAID YARN.
Claim 2
Dependent Claim
125 words
IN A PARAFFINING DEVICE ADAPTED TO APPLY PARAFFIN OR THE LIKE TO A YARN MOVING BETWEEN A COP AND A WIND-UP BOBBIN; AN AXIALLY DISPLACEABLE AND ROTATABLE SHAFT MEMBER ADAPTED FOR CARRYING A BLOCK OF PARAFFIN, DRIVE MEANS FOR DRIVING SAID SHAFT MEMBER, SAID DRIVE MEANS INCLUDING GEAR MEANS CARRIED BY SAID SHAFT MEMBER, SAID GEAR MEANS BEING PROVIDED WITH AN ANNULAR RECESS ADAPTED TO RECEIVE A LOCKING LEVER, A PIVOTABLE LOCKING LEVER ENGAGEABLE WITH SAID ANNULAR RECESS FOR LOCKING SAID SHAFT MEMBER IN A PREDETERMINED POSITION WHEN SAID PARAFFIN BLOCK BECOMES WORN TO A CRITICAL EXTEND, AND DISPLACING MEANS ENGAGEABLE WITH SAID ANNULAR RECESS FOR AXIALLY DISPLACING SAID SHAFT MEMBER INTO A POSITION WHERE SAID PARAFFIN BLOCK IS OUT OF CONTACT WITH SAID YARN.
References Cited (Backward Citations)
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Cited
US954374A
Cited
US2110724A
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US2477422A
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GB762617A
Cited
US3053222A
Cited
US3062462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-09 | 1968-08-10 | 1969-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-09 | 1972-08-10 | 1973-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-09 | 1976-08-10 | 1977-02-09 | $7700.00 | Window Closed / Lapsed |