Nib-type writing pen and method of manufacture

Details Nib-type writing pen and method of manufacture Nib-type writing pen and method of manufacture

1978-10-06

1981-09-01

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Forming articles by uniting randomly associated particles

Liquid binder applied subsequent to particle assembly

156296, 156305, 264136, 264150, 264174, 401198, 427221, 428295, D04H 164, D04H 174, B43K 112, D04H 312

Patent

active

042871468

ABSTRACT:
A nib-type writing pen is formed by compressing a plurality of fibers into a bundle, extruding a plastic sheath around the fiber bundle, cutting the sheathed fiber bundle to a suitable length and injecting a urethane prepolymer into one or both ends of the cut and sheathed fiber bundle.

REFERENCES:
patent: 3178770 (1965-04-01), Willis
patent: 3342162 (1967-09-01), Priaroggia et al.
patent: 3374767 (1968-03-01), Baskwell
patent: 3442002 (1969-05-01), Geary et al.
patent: 3714314 (1973-01-01), Davidson
patent: 3733246 (1973-05-01), Thomson et al.
patent: 3767520 (1973-10-01), Dick
patent: 3864183 (1975-02-01), Hori
patent: 4086312 (1978-04-01), Midorikawa
patent: 4104781 (1978-08-01), Midorikawa
patent: 4119756 (1978-10-01), Midorikawa

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