Embroidering machine including sewing machine and embroidering unit connectable to sewing machine
US5284104A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 1992 |
| Grant date | Feb 8, 1994 |
| Priority date | — |
| Expiry date | Dec 28, 2012 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD05B19/12
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An embroidering machine comprised of a common electronic sewing machine having a first controller and an embroidering unit detachably connected to the electronic sewing machine. The operating speed of a main motor of the electronic sewing machine is controlled according to a feed by which an embroidery frame holding a workpiece is moved when forming a stitch of an embroidery pattern. The embroidering unit has a second controller which generates a speed control signal relevant to the feed by which the embroidery frame is moved to form a stitch, the speed control signal is applied through a signal line and a connector to the first controller of the electronic sewing machine, and the first controller controls the operating speed of the main motor according to the speed control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.