Electronic expansion valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8651456
APP PUB NO 20110084224A1
SERIAL NO

12895042

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Importance

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Abstract

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The present invention provides an electronic expansion valve, comprising a leading screw, a valve needle and a valve needle sleeve. It further comprises: a washer provided in an annular groove, which is provided at the lower end of the leading screw in the circumferential direction, and a thickness of the washer is less than a width of the annular groove; the valve needle sleeve abuts against the upper surface of the washer and is fixedly connected with the valve needle; and a spring is provided between the washer and the valve needle.

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Patent Owner(s)

Patent OwnerAddress
ZHEJIANG SANHUA INTELLIGENT CONTROLS CO LTD219 WOXI AVENUE MEIZHU TOWN XINCHANG COUNTY SHAOXING CITY ZHEJIANG PROVINCE SHAOXING CITY ZHEJIANG PROVINCE 312500

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wei, Xianrang Zhejiang Province, CN 17 59
Yuan, Ze Zhejiang Province, CN 52 393
Zhan, Caiyi Zhejiang Province, CN 10 86

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