Coating implements with material supply – Projectable and retractable tool – With movable closure or gate
Patent
1989-11-22
1991-11-26
Bratlie, Steven A.
Coating implements with material supply
Projectable and retractable tool
With movable closure or gate
401108, 401198, 401202, 401205, B43K 802, B43K 900
Patent
active
050678370
ABSTRACT:
There is disclosed a variable tip writing instrument for imprinting characters, lines or segments of lines of variable diametric dimensions, to be used manually or incorporated into the designs of computer related printers, plotters, or typewriter devices with computerized controls, the writing instrument being of the type having a storage end and a writing end opposed from the storage end, and a barrel adapted to contain a supply of ink which is in communication with the writing tip, formed by a writing tip positioned at the writing end of the instrument, the writing tip having an expandable diameter thereby to vary between the smallest diametric dimension and the largest diametric dimension thereof, and control means associated with the writing tip having a control end in operative relationship with the writing tip and an opposed manipulative end positioned along the length of the instrument and adapted to permit the manipulative control of the writing tip to control the diametric dimension of the writing tip to any desired dimension between the smallest and largest diametric dimensions thereof.
REFERENCES:
patent: 938846 (1909-11-01), Gunn
patent: 1576533 (1926-03-01), Mikeleitis
patent: 1718709 (1929-06-01), Savio
patent: 2629123 (1953-02-01), Mahruki
patent: 3336909 (1967-08-01), Diamond
patent: 3463597 (1969-08-01), Wakai
patent: 3493308 (1970-02-01), Sperry
patent: 3684389 (1972-08-01), Eron et al.
patent: 4269527 (1981-05-01), Lipfert et al.
Bratlie Steven A.
Demeur Basil E.
Knechtel Robert E.
Samlan Alan B.
LandOfFree
Variable point 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 Variable point writing instrument, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Variable point writing instrument will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2384055