The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 11, 1986
Filed:
Jan. 22, 1985
Applicant:
Inventors:
Sadaaki Fukumura, Tokyo, JP;
Etsuji Tagami, Tokyo, JP;
Takeji Hashimoto, Kyoto, JP;
Hirofumi Tano, Kyoto, JP;
Assignees:
Iwatsu Electric Co., Ltd., Tokyo, JP;
Dainippon Screen Mfg. Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
33 181 ; 1523 / ; 1524 / ; 3461 / ;
Abstract
A pen tip cleaning assembly of a plotter for performing drawing with a drawing needle pen held by a pen carriage, is provided wherein a two-dimensional pad of an elastic material is disposed in a drawing surface so as to allow insertion of a pen tip of the drawing needle pen, and the pen tip is moved relative to the two-dimensional pad, whereby the pen tip is cleaned every time the pen tip is inserted in a clean portion of the two-dimensional pad.