Sewing machine with needle thread cassette and needle thread cassette
US6883447B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 25, 2001 |
| Grant date | Apr 26, 2005 |
| Priority date | — |
| Expiry date | Apr 17, 2022 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05B73/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A sewing machine with a needle thread cassette, wherein a cassette mount (3) is reduced in size. The cassette mount (3) including a thread take-up lever travel region is formed in the form of a vertical groove in the arm head of the sewing machine. A needle thread cassette (2) having a thread bobbin (62) vertically received therein is removably mounted on the cassette mount (3) vertically from above. With a thread take-up lever (25) stopped in a position corresponding to a needle top stop position, the needle thread cassette (2) is mounted on the cassette mount (3), whereby the thread is engaged with the thread guard of the thread take-up lever (25) and a thread tension regulator (9).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.