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. 06, 1990
Filed:
Nov. 14, 1988
Applicant:
Inventor:
Yutaka Ishizuka, Konan, JP;
Assignee:
Diesel Kiki Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400124 ; 400719 ; 165 46 ;
Abstract
A cooling device for a printer head includes an evaporation unit, a condenser and a refrigeration medium supply pump interconnected by conduits or tubes. The heat generated from the printer head is taken up in the form of the heat of vaporization of a refrigeration medium in the evaporation unit disposed around the printer head.