Nut assembly for electronic expansion valve, electronic expansion valve, and limiting element mounting method

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United States of America Patent

PATENT NO 11946555
APP PUB NO 20220221078A1
SERIAL NO

17610152

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Abstract

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Disclosed is a nut assembly for an electronic expansion valve, an electronic expansion valve, and a limiting element mounting method. The nut assembly comprises a nut base, having a first end and a second end opposite to each other; a stop guide rail, sleeved on the nut base; a check ring, sleeved on the nut base and capable of helically rotating with respect to the nut base along the stop guide rail; and a limiting element, provided at the first end of the nut base The limiting element mounting method comprises the following steps: enabling the limiting element to be sleeved on the nut base, and enabling a second limiting boss to extend from a groove opening of a first limiting groove into the first limiting groove; and enabling, by means of the limiting element, the second limiting boss to slide into a corresponding second limiting groove.

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Patent Owner(s)

Patent OwnerAddress
ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO LTD311835 INDUSTRIAL ZONE OF DIANKOU TOWN ZHUJI CITY SHAOXING CITY ZHEJIANG PROVINCE SHAOXING CITY ZHEJIANG PROVINCE 311835

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kang, Zhijun Shaoxing, CN 18 160
Wang, Xinnan Shaoxing, CN 14 15
Yang, Jian Shaoxing, CN 606 6431

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