Electronic expansion valve and manufacturing method therefor
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United States of America Patent
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May 8, 2018
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N/A
app pub date -
Sep 11, 2013
filing date -
Jul 17, 2013
priority date (Note) -
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Abstract
An electronic expansion valve according to the present application includes a housing component and a valve seat assembly, the valve seat assembly includes a first connecting pipe and a second connecting pipe which are in a same straight line; a main valve cavity is formed by the valve seat assembly, and an included angle formed between the main valve cavity and the first connecting pipe is an acute angle; wherein the valve seat assembly is of an integral structure and is fixed to the housing component by welding, and a preset distance exists between the first connecting pipe and an extension line of a welding position of the valve seat assembly and the housing component in a radial direction.
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