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Patent Searching and Data


Title:
PRODUCTION METHOD OF NAIL
Document Type and Number:
Japanese Patent JP2006289372
Kind Code:
A
Abstract:

To increase drawing resistance without entailing a high production cost while averting black discoloration of timber.

In manufacturing a nail suitable for fixing the timber, a surface layer (10B) of a metallic material more likely to generate rust than a stainless metallic material is formed by plating on the surface of a long-sized wire (101) made of the stainless metallic material (10A). The long-sized wire is cut to a nail raw profile (11) of a prescribed length and by working a nail head (41) to exposed one end of the stainless metallic material of the nail raw profile, the nail (40) of which the head top face is exposed with the stainless metallic material and the rear surface of the head and the front surface of the shank are coated with surface layers of the metallic materials liable to generate rust is produced.


Inventors:
Hamanaka, Shigenobu
Application Number:
JP2005000108866
Publication Date:
October 26, 2006
Filing Date:
April 05, 2005
Export Citation:
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Assignee:
HAMANAKA NUT KK
International Classes:
B21G3/06; B21G3/20