Overcasting attachment for a sewing machine
US4546715A · kind A · utility
2Cited by
4References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jul 26, 1983 |
| Grant date | Oct 15, 1985 |
| Priority date | — |
| Expiry date | Jul 26, 2003 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05B57/02
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to an attachment for a sewing machine, and more particularly to an overcasting attachment for use with a lockstitch sewing machine which is prepared for straight stitching, wherein needle-like thread guide pieces are provided for passing an additionally prepared thread or threads from sideways around the needle point at a suitable time, making use of the vertical reciprocating movement of the needle, so as to engage the thread or threads with the sewing machine threads for straight stitching.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.