In view of the defects of all kinds of swivels, a portable and practical easy-connected swivel was designed and produced. The paper briefly introduced the structure features and the application.
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刘成才.轻便实用的高速水龙头[J].钻探工程,2008,35(11):37-37,55.LIU Cheng-cai. Portable and Practical Easy-connected Swivel[J]. Drilling Engineering, 2008,35(11):37-37,55.