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:
Mar. 25, 2008
Filed:
Dec. 22, 2005
Yoshiki Katoh, Chita-gun, JP;
Etsuo Hasegawa, Nagoya, JP;
Ken Muto, Toyota, JP;
Masaaki Kawakubo, Oobu, JP;
Yoshiki Katoh, Chita-gun, JP;
Etsuo Hasegawa, Nagoya, JP;
Ken Muto, Toyota, JP;
Masaaki Kawakubo, Oobu, JP;
DENSO Corporation, Kariya, JP;
Abstract
An evaporator operated with the carbon dioxide gas, comprises at least a unit core including a plurality of heat transmission tubes having a path with a refrigerant flowing therein, a first tank connected to an end opening of the heat transmission tubes and formed with a refrigerant supply path and a second tank connected to the other end opening of the heat transmission tubes and formed with a refrigerant discharge path. The width Lof the unit core is given as 50 mm≦L≦175 mm. The equivalent diameter d of the refrigerant supply path of the first tank and the refrigerant discharge path of the second tank is given as 4.7 mm≦d≦9.6 mm.