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.

Date of Patent:
Oct. 28, 2003

Filed:

Apr. 24, 2001
Applicant:
Inventors:

Yohji Ara, Kanagawa, JP;

Hiroyuki Inoue, Kanagawa, JP;

Hideo Fukazawa, Kanagawa, JP;

Tetsuji Kurata, Kanagawa, JP;

Hirofumi Hirano, Kanagawa, JP;

Hiroshi Netsu, Kanagawa, JP;

Hideaki Okamoto, Kanagawa, JP;

Masaya Uetsuki, Kanagawa, JP;

Hiroki Hayashi, Kanagawa, JP;

Noriyasu Asaki, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 ;
U.S. Cl.
CPC ...
B41J 2/175 ;
Abstract

An ink jet recording apparatus has a pressure limiting mechanism between a gas-liquid separator and a source of negative pressure required to suck and supply ink for refilling an ink tank, to prevent a fixed amount or more of negative pressure from being exerted on the gas-liquid separator.


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