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Title:
MANUFACTURE OF FELT NEEDLES
Document Type and Number:
Japanese Patent JPH01156564
Kind Code:
A
Abstract:

PURPOSE: To provide a manufacturing method of felt needles capable of producing needles free from deformation such as bending of blade, leaping, arching, stretching or the like and uniform quality by forming stabling parts by carrying out a moving press by plural die members toward the center where the blade of a needle is positioned, as to wrap up the blade.

CONSTITUTION: The dies 11 comprise plural die members 111, 112, 113 locating around the center point (C) in the cross section and capable of radially reciprocating. After placing the blade 4 of the needle at the center point of the above mentioned die 11, simultaneously moving the die members 111, 112, 113 to the center point (C) pressing to wrap up the blade 4, forming the stab parts eliminating deformation such as bending of blade, leaping, arching, stretching or the like, producing felt needles excellent in uniformity in excellent productivity.


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Inventors:
Ikeda, Seiji
Application Number:
JP1987000309441
Publication Date:
June 20, 1989
Filing Date:
December 09, 1987
Export Citation:
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Assignee:
ORGAN NEEDLE CO LTD
International Classes:
D04H18/00; D04H18/02; (IPC1-7): D04H18/00



 
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