SEAM RIPPING OPEN DEVICE Russian patent published in 1996 - IPC

Abstract RU 2070240 C1

FIELD: sewing industry. SUBSTANCE: device is formed as knife with cutting part and handle. Cutting part may be withdrawn from handle and fixed by retainer in operating position within handle. Cutting part is made in the form of elongate acute rod with cutting rib made on its side surface, with sharpening angle of cutting rib being about 40 deg. EFFECT: increased efficiency, simplified usage and enhanced reliability in operation. 2 dwg

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RU 2 070 240 C1

Authors

Kopanev Vasilij Dmitrievich

Dates

1996-12-10Published

1992-04-17Filed