Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 1, 2008
Patent Application Number
11502392
Date Filed
August 11, 2006
Patent Primary Examiner
Patent abstract
Tanks of a first heat exchanger have plane sections perpendicular to bottoms having a plurality of tube insertion holes formed therein. Tanks of a second heat exchanger with circular cross sections have bottoms having a plurality of tube insertion holes formed therein. The axes of the tube insertion holes of the first and second heat exchangers are held in parallel with each other. The second heat exchanger is in contact with the plane sections of the first heat exchanger tank.
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