Writing instrument

Details Writing instrument Writing instrument

1980-12-29

1983-04-26

Pieprz, William

Coating implements with material supply

Projectable and retractable tool

Including retraction spring and projected-position retainer

401 93, B43K 2404

Patent

active

043811582

ABSTRACT:
A writing instrument is disclosed that includes an operating mechanism for propelling and retracting the writing point of the instrument through the use of depressible pads that are located in the barrel of the instrument adjacent to the lower end thereof for convenient access to the forefinger and thumb of the user of the instrument.

REFERENCES:
patent: 2881736 (1959-04-01), Zepelovitch
patent: 2899931 (1959-08-01), Bross
patent: 2905147 (1959-09-01), Johmann
patent: 2988055 (1961-06-01), Platt
patent: 3147740 (1964-09-01), Bross
patent: 3181507 (1965-05-01), Dannebann
patent: 3230934 (1966-01-01), Eriksson
patent: 3813176 (1974-05-01), Kamo
patent: 3836264 (1974-09-01), Saito et al.
patent: 3892495 (1975-07-01), Narnse et al.
patent: 4270870 (1981-06-01), Hashimoto et al.

Affiliated with

Also associated with

Rating

Writing instrument does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Writing instrument, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Writing instrument will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1563227