Ball-point pen cap

Details Ball-point pen cap Ball-point pen cap

1997-09-09

1999-06-29

Bratlie, Steven A.

Coating implements with material supply

Including ball, roller or endless-belt tool

Ball

401202, 401243, 401246, B43K 2308, B43K 2312

Patent

active

059158719

ABSTRACT:
A pen cap having at least two engaging portions (59f, 59r) specifically adapted to engage a receiving-side engaging portion (51f) formed on the mouthpiece-side end (7) of a hollow barrel and a receiving-side engaging portion (51r) formed on the tail-plug-side end of the hollow barrel (9), respectively. The engaging portions on the cap are at different locations along the cap's longitudinal axis. Furthermore, the engaging portions on the cap have their engaging surfaces disposed radially outward at different distances relative to the cap's longitudinal axis.

REFERENCES:
patent: 680117 (1901-08-01), Boman
patent: 1689569 (1928-10-01), Walerowiez
patent: 2676349 (1954-04-01), Vosburg
patent: 5316402 (1994-05-01), Wakai et al.

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