Method of producing sewing machine needles

Details Method of producing sewing machine needles Method of producing sewing machine needles

1983-09-01

1985-10-22

Rosenbaum, Mark

Needle and pin making

Needle making

Processes

B21G 104

Patent

active

045482519

ABSTRACT:
A method of manufacturing sewing machine needles, each having a needle shank with a point, a needle butt and a section between the shank and the butt, from a cylindrical length of wire constituting two coaxial connected needle blanks being of one-piece which are worked simultaneously such that two of the needles are formed therefrom arranged with points of the two needles facing each other.

REFERENCES:
patent: 1259982 (1918-03-01), Heusch
patent: 4037641 (1977-07-01), Zocher
patent: 4044814 (1977-08-01), Zocher

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