Method for pressing finless sewing machine needles

Details Method for pressing finless sewing machine needles Method for pressing finless sewing machine needles

1984-10-09

1986-07-08

Rosenbaum, Mark

Needle and pin making

Needle making

Processes

B21G 104

Patent

active

045987530

ABSTRACT:
A method is disclosed for finlessly pressing sewing machine needles without compromising any predetermined final needle configuration by operating on the needle blank prior to any deformation by pressing step to form in the blank a varying cross-sectional area along its length matching the finished needle cross-sectional area.

REFERENCES:
patent: 4044814 (1977-08-01), Zocher

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