Method for forming a tubular writing pen

Details Method for forming a tubular writing pen Method for forming a tubular writing pen

1976-03-12

1977-04-26

Moon, Charlie T.

Metal working

Method of mechanical manufacture

Assembling or joining

29DIG9, B23P 1102

Patent

active

040192431

ABSTRACT:
An improved writing point assembly for stylographic, or tube pens and a method for making such an improved writing point. The writing tube itself may be formed by a deep drawing operation and then secured, in a surrounding relationship, to the front end of a plastic cylindrical member, which itself may be formed by being injection molded within the writing tube.

REFERENCES:
patent: 1177404 (1916-03-01), Estes
patent: 1301774 (1919-04-01), Wilson
patent: 1503023 (1924-07-01), Carlson
patent: 2627844 (1953-02-01), Johnson
patent: 2760691 (1956-08-01), Henchert
patent: 2941511 (1960-06-01), Cieremans
patent: 3171196 (1965-03-01), Helitas
patent: 3306267 (1967-02-01), Matsumoto
patent: 3558235 (1971-01-01), Bok
patent: 3671132 (1972-06-01), Wittnebert

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