Title:
HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2007170718
Kind Code:
A
Abstract:
To provide a compact heat exchanger which prevents collapse of a flow channel in a tube, secures a thickness of an outer periphery of the tube, reduces a height of a fin, and improves its performance.
In this heat exchanger, a plurality of flat tubes 1 disposed between a pair of header tanks 3A, 3B in a bent state, are stacked in the short side direction of a tube cross section to configurate cores 4, the cores have a plurality of core rows 4A, 4B in the air passing direction, the flat tubes are moved from the core row 4A to the other core row 4B by being bent, the flat tubes are provided with difference in level d at bent portions, and positions of one core row and the other core row are vertically different from each other.
Inventors:
NAITO TOSHIHISA
KAWAKUBO MASAAKI
HASEGAWA ETSUO
KAWAKUBO MASAAKI
HASEGAWA ETSUO
Application Number:
JP2005366300A
Publication Date:
July 05, 2007
Filing Date:
December 20, 2005
Export Citation:
Assignee:
DENSO CORP
International Classes:
F28F1/02; F25B1/00; F25B39/04; F28D1/047; F28F1/30; F28F9/013
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tetsuro Shimada
Shinozaki Masami
Masaya Nishiyama
Jun Tsuruta
Tetsuro Shimada
Shinozaki Masami
Masaya Nishiyama
Previous Patent: DRYING DEVICE FOR PRINTED MATTER
Next Patent: AIR CONDITIONER AND NEW REFRIGERANT AIR CONDITIONER
Next Patent: AIR CONDITIONER AND NEW REFRIGERANT AIR CONDITIONER