Hollow needle for tag attacher

Elongated-member-driving apparatus – With means to shape work or cut product – Means to form opening in work for member

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Details

604273, 604274, 112222, B25C 100

Patent

active

056695438

ABSTRACT:
A hollow needle for tag attachers, which comprises a blade (2) made by press working of a thin metal plate and a shank (3) of a synthetic resin integrally secured at a rear end part of the blade (2), wherein the blade (2) includes a front end part (2a) which has in a middle part thereof a semicircular shape in section and is formed in an outer surface portion thereof with a resistance reducing part (4) provided by partly depressing the outer periphery thereof, whereby the area of contact of a front end part of the hollow needle with an object partly through which the needle is applied in use is reduced and the needle has a desirable characteristic such that it can be applied straight in use.

REFERENCES:
patent: 3470834 (1969-10-01), Bone
patent: 3815798 (1974-06-01), Lavitch et al.
patent: 3872806 (1975-03-01), Bone
patent: 3895753 (1975-07-01), Bone
patent: 3924617 (1975-12-01), Ferro
patent: 4585446 (1986-04-01), Kempf
patent: 4795446 (1989-01-01), Fecht
patent: 4826492 (1989-05-01), Magasi

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