Motorized drive for a sewing machine including belt tensioning means
US4240368A · kind A · utility
11Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 17, 1980 |
| Grant date | Dec 23, 1980 |
| Priority date | — |
| Expiry date | Mar 17, 2000 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05B69/12
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A module including a frame which supports a motor, reduction gearing and a belt driving pulley is mounted in a sewing machine for position adjusting movements in one direction effective to set tension in a shaft timing belt, and position adjusting movements in another direction effective to set tension in a hook shaft timing belt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.