Patent · US Expired

Cloth feed apparatus

US4295435A · kind A · utility

11Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1979
Grant dateOct 20, 1981
Priority date
Expiry dateAug 30, 1999

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD05D2207/06
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A cloth feed apparatus to be equipped with a sewing machine, the cloth feed apparatus including a roller driven by means of a stepping motor which is actuated in accordance with electric pulses generated by a detector detecting rotation of a main shaft of the sewing machine, the detector generating electric pulses by detecting slits of disc firmly mounted on a main shaft of the sewing machine.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.