Patent US3101746A successfully refreshed from Google Patents.
US3101746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dobby
Assignee: Sulzer AG
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Filing: 1961-02-01
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Granted: 1963-08-27
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Expires: 1981-02-01
Abstract
No abstract record available.
Inventors
- 👤 Pfarrwaller Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:50
CPC Classifications
D; D03; D03C; D03C1/00; D03C1/14; D03C1/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
IN A DOBBY FOR SELECTIVELY ACTUATING THE HEDDLE FRAMES OF A WEAVING MACHINE RECIPROCATINGLY MOVABLE LIFTER RAILS, MOVABLE LIFTING BLADES INDIVIDUALLY ENGAGEABLE WITH SAID RAILS, AND A CONTROL MECHANISM OPERATIVELY CONNECTED TO SAID LIFTING BLADES FOR MOVING SAID LIFTING BLADES IN POSITIONS WHERE THE BLADES ARE ENGGAGED OR DISENGAGED BY SAID RAILS, SAID MECHANISM INCLUDING A MEMBER ROCKABLE BETWEEN TWO END POSITIONS, MOVABLE SNAP MEANS ENGAGED AND ADAPTED TO BE MOVED BY SAID MEMBER, SAID SNAP MEANS INCLUDING FORCE-ACCUMULATING MEANS ADAPTED TO BE LOADED UPON MOVEMENT OF SAID MEMBER FROM ONE END POSITION TO A POSITION HALF-WAY BETWEEN THE END POSITIONS AND TO APPLY THE ACCUMULATED FORCE TO SAID MEMBER WHEN THE LATTER HAS PASSED THE HALFWAY POSITION FOR SNAPPINGLY MOVING SAID MEMBER TOWARDS THE SECOND END POSITION, AND DAMPING MEANS CONNECTED TO SAID MEMBER FOR DAMPING THE MOVEMENT THEREOF TOWARDS THE SECOND END POSITION.
Claim 2
Dependent Claim
145 words
IN A DOBBY FOR SELECTIVELY ACTUATING THE HEDDLE FRAMES OF A WEAVING MACHINE RECIPROCATINGLY MOVABLE LIFTER RAILS, MOVABLE LIFTING BLADES INDIVIDUALLY ENGAGEABLE WITH SAID RAILS, AND A CONTROL MECHANISM OPERATIVELY CONNECTED TO SAID LIFTING BLADES FOR MOVING SAID LIFTING BLADES IN POSITIONS WHERE THE BLADES ARE ENGGAGED OR DISENGAGED BY SAID RAILS, SAID MECHANISM INCLUDING A MEMBER ROCKABLE BETWEEN TWO END POSITIONS, MOVABLE SNAP MEANS ENGAGED AND ADAPTED TO BE MOVED BY SAID MEMBER, SAID SNAP MEANS INCLUDING FORCE-ACCUMULATING MEANS ADAPTED TO BE LOADED UPON MOVEMENT OF SAID MEMBER FROM ONE END POSITION TO A POSITION HALF-WAY BETWEEN THE END POSITIONS AND TO APPLY THE ACCUMULATED FORCE TO SAID MEMBER WHEN THE LATTER HAS PASSED THE HALFWAY POSITION FOR SNAPPINGLY MOVING SAID MEMBER TOWARDS THE SECOND END POSITION, AND DAMPING MEANS CONNECTED TO SAID MEMBER FOR DAMPING THE MOVEMENT THEREOF TOWARDS THE SECOND END POSITION.
References Cited (Backward Citations)
US2644488A
Cited
US2980145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |