Sewing machine with electronic controlled stitch pattern generator
US4417531A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 23, 1979 |
| Grant date | Nov 29, 1983 |
| Priority date | — |
| Expiry date | Feb 23, 1999 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05B19/12
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
In a sewing machine having a memory for storing stitch pattern data, a plurality of pattern selection switches, each corresponding to at least one of said stored patterns, and a microprocessor for accessing said stitch patterns in accordance with a selected pattern switch, the improvement comprising multiple data words stored in said memory for each stitch pattern beginning with a starting address, means coupled to said memory for selecting the starting address of a selected, stored stitch pattern, and means coupled to said memory for successively gating each data word of the selected stitch pattern to said stitch forming mechanism to form said selected stitch pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.