Sewing machine drive control
US4563964A · kind A · utility
6Cited by
2References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1982 |
| Grant date | Jan 14, 1986 |
| Priority date | — |
| Expiry date | Dec 20, 2002 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05B69/22
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A driving control device for an electronic sewing machine has a computer and an automatic needle stop system. The needle stopping arrangement is responsive to operation of the foot control regulator, and is arranged to stop the needle in its upper position in response to a first raising of the regulator, and is responsive to a second raising of the regulator within a half cycle of the machine operation for stopping the needle at its lowermost position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.