US3192748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing coil springs
Assignee: Wafios Maschinenfabrik Wagner Ficker and Schmid
•
Filing: 1962-11-07
•
Granted: 1965-07-06
•
Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Lange Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:25
CPC Classifications
B; B21; B21F; B21F3/00; B21F3/02; B21F35/00; B21F35/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
226 words
IN A MACHINE FOR PRODUCING COIL SPRINGS OF METAL WIRE, MEANS FOR CONVEYING COIL SPRINGS SUCCESSIVELY BY MEANS OF PICKUP MEMBERS FROM THEIR POINT OF PRODUCTION, WHERE AFTER BEING WOUND THEY ARE ADAPTED TO BE LOCATED IN AN ACCURATELY FIXED POSITION TOWARD AND PAST ADDITIONAL WORK STATIONS TO WHICH SAID SPRINGS ARE SUCCESSIVELY PRESENTED IN AN ACCURATELY FIXED POISTION, AND THEN TO A POINT OF EJECTION OF THE SPRINGS, FIRST PICKUP MEMBERS FOR REMOVING SAID SPRINGS SUCCESSIVELY FROM SAID POINT OF PRODUCTION MEANS FOR REVOLVING SAID FIRST PICKUP MEMBERS ALONG A CIRCULAR PATH, SO THAT SAID FIRST PICKUP MEMBERS MOVE SUCCESSIVELY TOWARD AND PAST A FIRST WORK STATION WHERE THEY ARE STOPPED AND SUCCESSIVELY PRESENT SAID COIL SPRINGS TO SAID FIRST WORK STATION FOR WORKING UPON ONE END OF EACH OF SAID SPRINGS, SECOND PICKUP MEMBERS FOR RECEIVING AND SPRINGS SUCCESSIVELY FROM SAID FIRST PICKUP MEMBERS, MEANS FOR TRANSFERRING SAID SPRINGS SUCCESSIVELY FROM SAID FIRST PICKUP MEMBERS TO SAID SECONE PICKUP MEMBERS, MEANS FOR REVOLVING SAID SECOND PICKUP MEMBERS, ALONG A CIRCULAR PATH, SO THAT SAID SECONE PICKUP MEMBERS MOVE SUCCESSIVELY TOWARD AND PAST A SECOND WORK STATION WHERE THEY ARE STOPPED AND SUCCESSIVELY PRESENT THE COIL SPRINGS TO SAID SECOND WORK STATION FOR WORKING UPON THE OTHER END OF EACH OF SAID SPRINGS, AND MEANS FOR EJECTING THE SPRINGS SUCCESSIVELY FROM SAID SECOND PICKUP MEMBERS.
References Cited (Backward Citations)
US2517436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |