Applicator tip assembly for a pen-like instrument

Details Applicator tip assembly for a pen-like instrument Applicator tip assembly for a pen-like instrument

1984-07-02

1986-03-04

Bratlie, Steven A.

Coating implements with material supply

Including ball, roller or endless-belt tool

Ball

401260, 401264, B43K 304, B43K 710

Patent

active

045738203

ABSTRACT:
An applicator tip assembly including a body adapted to be secured to a fluid filled housing and having a through opening through which the fluid is dispensed and an applicator member positioned within the through opening and normally biased by a coil spring into sealing engagement against walls of the body defining an outlet for the through opening. The through opening in the body is partially defined by longitudinally extending radially inwardly projecting spaced fins, and the coil spring has a compressible portion between and guided for longitudinal movement by the fins ajacent the applicator member, and an anchor portion at the end of the compressible portion opposite the applicator member in firm thread-like engagement with the inner edges of the fins. Portion of the through opening defined between the fins afford easy passage of fluid around the spring in the through opening.

REFERENCES:
patent: 225810 (1880-03-01), Downes
patent: 1346902 (1920-07-01), Lindahl
patent: 2228540 (1941-01-01), Sturm
patent: 3188266 (1965-06-01), Charbonneau et al.
patent: 3379490 (1968-04-01), Schwartzman
patent: 3554660 (1971-01-01), Woods
patent: 3676574 (1972-07-01), Johansson et al.
patent: 3902815 (1975-09-01), Williams
patent: 4198172 (1980-04-01), Meislik

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