Cap for writing tool

Details Cap for writing tool Cap for writing tool

1996-11-18

1999-06-15

Bratlie, Steven A.

Coating implements with material supply

Including ball, roller or endless-belt tool

Ball

401 6, 401202, 401243, B43K 2308, B43K 2312

Patent

active

059115343

ABSTRACT:
A cap, for a writing tool having on the outside of a cylindrical shell an elastic member made of a material different from that of the cap, including a plurality of longitudinal ribs formed on the inner peripheral surface of the cap in such a manner as to extend along the longitudinal direction of the cylindrical shell. The end portions of the plurality of the longitudinal ribs on the opening edge side of the cap are each formed in the shape of an arch.

REFERENCES:
patent: 2312069 (1943-02-01), Baumgartner
patent: 3941491 (1976-03-01), Mutschler
patent: 4123179 (1978-10-01), Pacheco
patent: 4355726 (1982-10-01), Mutschler
patent: 5154526 (1992-10-01), Bothe
Petrillo, R.J. (1992) US Statutory Invention Registration H 1050.

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