专利名称：Rotary hydraulic cylinder 发明人：Edward D. Gailey莎拉 佩林
申请号：US06/676795
申请日：19841130
公开号：US04621568A深圳英语培训班
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19861111sweet是什么意思中文
专利内容由知识产权出版社提供
tokyo摘要：A rotary hydraulic cylinder for actuating a rotary work holder, on a machine tool. A non-rotary fluid distributor is supported on the cylinder by a bearing sleeve. The bearing surface of the sleeve has an anti- friction coating. The sleeve is rotatable within a housing and is frictionally restrained from rotation under normal operating conditions by O-rings, but can rotate in the event of bearing izure. Sleeve rotation is nd through a proximity switch to stop operation of the machine tool.
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申请人：THE S-P MANUFACTURING CORPORATIONmeet your makers
代理机构：Watts, Hoffmann, Fisher & Heinke
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