Heat transfer plate and method of manufacturing the same
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United States of America Patent
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Jul 22, 2014
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N/A
app pub date -
Dec 31, 2012
filing date -
Apr 16, 2007
priority date (Note) -
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Abstract
A method of manufacturing a heat transfer plate includes: an insertion process of inserting a heat medium pipe in a concave groove formed in a bottom face of a lid groove open to an obverse of a base member; a lid groove closing process of arranging a lid plate in the lid groove; and a main joining process of moving a main joining rotation tool along butt portions (V1, V2) between sidewalls of the lid groove and side faces of the lid plate, wherein in the main joining process a plastic fluidizing material (Q), where the base member and the lid plate are fluidized due to frictional heat, is made to flow in air gap portions (P1, P2) formed around the heat medium pipe.
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