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:
May. 02, 2006
Filed:
Apr. 15, 2003
Yoshiyuki Yamauchi, Chita-gun, JP;
Michiyasu Yamamoto, Chiryu, JP;
Shoei Teshima, Handa, JP;
Masaki Shimizu, Nagoya, JP;
Hiroshi Ogawa, Nagoya, JP;
Yoshiyuki Yamauchi, Chita-gun, JP;
Michiyasu Yamamoto, Chiryu, JP;
Shoei Teshima, Handa, JP;
Masaki Shimizu, Nagoya, JP;
Hiroshi Ogawa, Nagoya, JP;
DENSO Corporation, Kariya, JP;
Abstract
A heat-exchanging plate member has a pair of heat-exchanging plates, each of which has projection ribs and fluid passage forming portions arranged alternately. The pair of plates are connected to each other in a manner that the projection ribs formed in the plates, respectively, face outwardly with each other, and the projection ribs formed in one of the plates are connected to the fluid passage forming portions formed in the other of the plates, respectively, at a temperature where the strength of material is not lowered in a connecting process.