Needle jogging mechanisms
US4085690A · kind A · utility
2Cited by
4References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 21, 1976 |
| Grant date | Apr 25, 1978 |
| Priority date | — |
| Expiry date | Jun 21, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18288
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A needle jogging mechanism for zigzag sewing machines which employs an edge cam driven by the main drive of the sewing machine. This cam is embraced by a pair of roller followers each carried on one of a pair of parallel follower levers interconnected by a cross-link the pivotal fastenings of which include eccentrics for adjusting the followers against the cam. An additional link is also provided for transferring the movement of the follower levers to a needle bar gate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.