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:
Jun. 22, 1993
Filed:
Nov. 30, 1990
Applicant:
Inventors:
Takashi Suzuki, Shiokiri-Shi, Nagano-Ken, JP;
Masanao Matsuzawa, Shiokiri-Shi, Nagano-Ken, JP;
Yoshinori Miyazawa, Shiokiri-Shi, Nagano-Ken, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400124 ; 400470 ;
Abstract
An ink-supply system for a dot matrix printer including an ink-supply tank formed with an ink-supply delivery port and an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank. The ink-supply tank includes an inner wall surface having projections to provide a space between the ink absorbing member and the wall surface.