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:
Dec. 22, 1992
Filed:
Jun. 29, 1992
Applicant:
Inventors:
Assignee:
Nippondenso Co., Ltd., Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B / ; F28F / ;
U.S. Cl.
CPC ...
165110 ; 165153 ; 165176 ; 165903 ; 62515 ;
Abstract
A plate-type heat exchanger comprises a stack of flat tubes each composed of a pair of confronting core plates jointed to each other and defining a fluid passage. A cross sectional area of the fluid passage is increased along the flowing direction of tbe refrigerant. A plurality of ribs are disposed on the fluid passage. A flowing resistance of the ribs which are disposed near an outlet tank is lower than that of the ribs which are disposed near an inlet tank.