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RADIATOR AND METHOD FOR MANUFACTURING RADIATOR

  • US 20150060027A1
  • Filed: 07/07/2014
  • Published: 03/05/2015
  • Est. Priority Date: 08/30/2013
  • Status: Active Grant
First Claim
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1. A radiator comprising:

  • a tube that has a flattened shape, the tube including an internal flow channel that allows a coolant to flow through the internal flow channel; and

    a tank that includes an insertion port into which a joint end portion of the tube is inserted so that the tank and the tube are joined to each other,wherein the tube includes an outer peripheral wall extending in a direction perpendicular to a thickness direction of the tube, and one or more bend depressions that are bent toward the internal flow channel in a concave shape are formed in at least a region of the outer peripheral wall adjacent to the joint end portion, the one or more bend depressions extending along the internal flow channel, andwherein the one or more bend depressions are deformed in a width direction of the tube so that the width of the joint end portion is the same as the width of the insertion port.

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