US3265096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jacquard machine with individual electromagnetically controlled heddles
Assignee: OC Oerlikon Corp AG Pfaeffikon
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Filing: 1964-02-03
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Granted: 1966-08-09
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Expires: 1984-02-03
Abstract
No abstract record available.
Inventors
- 👤 Zangerle Walter
- 👤 Fend Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:43
CPC Classifications
D; D03; D03C; D03C3/00; D03C3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
261 words
IN A JACQUARD MACHINE, AT LEAST ONE ELECTROMAGNETICALLY CONTROLLED HEDDLE PROVIDED WITH A RECESS AND OPERABLE BETWEEN TWO END POSITIONS, MEANS FOR CONTINUALLY APPLYING A FIRST FORCE TO DISPLACE SAID HEDDLE IN A FIRST DIRECTION TOWARDS ONE END POSITION, MEANS FOR INTERMITTENTLY APPLYING A SECOND FORCE TO DISPLACE SAID HEDDLE IN A SECOND DIRECTION OPPOSITE SAID FIRST DIRECTION TOWARDS THE OTHER END POSITION, SAID FIRST FORCE BEING WEAKER THAN SAID SECOND FORCE, AN ELECTROMAGNETICALLY CONTROLLABLE LOCKING DEVICE FOR TEMPORARILY RESTRAINING SAID HEDDLE IN AN OPERABLE POSITION INTO WHICH IT IS DISPLACED IN SAID SECOND DIRECTION BY SAID SECOND FORCE APPLYING MEANS, SAID ELECTROMAGNETICALLY CONTROLLABLE LOCKING DEVICE INCORPORATING A MAGNET SYSTEM INCLUDING A MAGNET CORE, AN ARMATURE CONSTRUCTED AS FLAT SPRING, SAID FLAT SPRING HAVING A FLEXED FREE END, SAID FLAT SPRING BEING FORMED OF RESILIENT MATERIAL POSSESSING SUFFICIENT INTERNAL STRESS TO INDUCE SAID FLEXED FREE END TO NORMALLY MOVE INTO THE PATH OF MOVEMENT OF SAID RECESS OF SAID HEDDLE, SAID FLAT SPRING DURING MOVEMENT OF SAID HEDDLE IN SAID SECOND DIRECTION BEING URGED AGAINST SAID MAGNET CORE, SAID FLAT SPRING DURING MOVEMENT OF MAGNET CORE WHEN SAID MAGNET SYSTEM IS UNEXCITED IN ORDER SAID HEDDLE IN SAID FIRST DIRECTION BEING HELD AGAINST SAID TO RENDER UNOBSTRUCTED THE MOVEMENT OF SAID HEDDLE IN SAID FIRST DIRECTION, SAID FLAT SPRING BEING RELEASED FROM SAID MAGNET CORE WHEN SAID MAGNET SYSTEM IS EXCITED SO THAT SAID FLEXED FREE END ENGAGES WITH SAID RECESS OF SAID HEDDLE TO RESTRAIN THE LATTER IN SAID OPERABLE POSITION IN SAID SECOND DIRECTION OF MOVEMENT OF SAID HEDDLE.
Claim 2
Dependent Claim
261 words
IN A JACQUARD MACHINE, AT LEAST ONE ELECTROMAGNETICALLY CONTROLLED HEDDLE PROVIDED WITH A RECESS AND OPERABLE BETWEEN TWO END POSITIONS, MEANS FOR CONTINUALLY APPLYING A FIRST FORCE TO DISPLACE SAID HEDDLE IN A FIRST DIRECTION TOWARDS ONE END POSITION, MEANS FOR INTERMITTENTLY APPLYING A SECOND FORCE TO DISPLACE SAID HEDDLE IN A SECOND DIRECTION OPPOSITE SAID FIRST DIRECTION TOWARDS THE OTHER END POSITION, SAID FIRST FORCE BEING WEAKER THAN SAID SECOND FORCE, AN ELECTROMAGNETICALLY CONTROLLABLE LOCKING DEVICE FOR TEMPORARILY RESTRAINING SAID HEDDLE IN AN OPERABLE POSITION INTO WHICH IT IS DISPLACED IN SAID SECOND DIRECTION BY SAID SECOND FORCE APPLYING MEANS, SAID ELECTROMAGNETICALLY CONTROLLABLE LOCKING DEVICE INCORPORATING A MAGNET SYSTEM INCLUDING A MAGNET CORE, AN ARMATURE CONSTRUCTED AS FLAT SPRING, SAID FLAT SPRING HAVING A FLEXED FREE END, SAID FLAT SPRING BEING FORMED OF RESILIENT MATERIAL POSSESSING SUFFICIENT INTERNAL STRESS TO INDUCE SAID FLEXED FREE END TO NORMALLY MOVE INTO THE PATH OF MOVEMENT OF SAID RECESS OF SAID HEDDLE, SAID FLAT SPRING DURING MOVEMENT OF SAID HEDDLE IN SAID SECOND DIRECTION BEING URGED AGAINST SAID MAGNET CORE, SAID FLAT SPRING DURING MOVEMENT OF MAGNET CORE WHEN SAID MAGNET SYSTEM IS UNEXCITED IN ORDER SAID HEDDLE IN SAID FIRST DIRECTION BEING HELD AGAINST SAID TO RENDER UNOBSTRUCTED THE MOVEMENT OF SAID HEDDLE IN SAID FIRST DIRECTION, SAID FLAT SPRING BEING RELEASED FROM SAID MAGNET CORE WHEN SAID MAGNET SYSTEM IS EXCITED SO THAT SAID FLEXED FREE END ENGAGES WITH SAID RECESS OF SAID HEDDLE TO RESTRAIN THE LATTER IN SAID OPERABLE POSITION IN SAID SECOND DIRECTION OF MOVEMENT OF SAID HEDDLE.
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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) | 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 |