Ball point pen with bent tip

Details Ball point pen with bent tip Ball point pen with bent tip

1990-12-06

1992-12-22

Bratlie, Steven A.

Coating implements with material supply

Including ball, roller or endless-belt tool

Ball

401 6, 401216, B43K 700, B43K 712

Patent

active

051729946

ABSTRACT:
A ball point member for use in a ball point pen wherein a plurality of circumferential grooves are formed on one side only of the outer surface of the tubular body of the point member near the point ball. The point member is bent about a center of bending displaced from the axis of the tubular body in a direction whereby the grooved surface is on the compression side of the bend and the non-grooved surface is on the tension side of the bend while maintaining a compressive force throughout the tubular member.

REFERENCES:
patent: 3281933 (1966-11-01), Fehling et al.
patent: 3352621 (1967-11-01), Fehling et al.
patent: 3396569 (1968-08-01), Miller
patent: 3945735 (1976-03-01), Nakashiki et al.

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