文艺文案
专利名称：Pipe handling device and safety mechanism
发明人：William Carr,Matthew Brown,Per G. Angman
匆匆板书
马嵬兵变申请号：US11913761
申请日：20060509
公开号：US07673675B2
公开日：
课外语文20100309
小嘴鱼
专利内容由知识产权出版社提供
专利附图：串场词
摘要：A pipe handling asmbly includes: a pipe engaging apparatus including a pipe gripping mechanism connectable to a top drive such that the top drive transmits rotational movement and axial movement to the pipe gripping mechanism; a pipe
handling device for mounting onto the pipe engaging apparatus, the pipe handling device
励志学习的名言
中国所有传统节日including a link hanger mounted on the pipe engaging apparatus, a link arm having a first end pivotally connectable to the link hanger and an outboard end lected to carry a pipe into a position to be gripped by the pipe engaging apparatus; a bearing for isolating rotational movement to the pipe gripping mechanism from the link hanger; and a connection for rigidly connecting the link hanger to the pipe engaging apparatus during operation of the pipe handling asmbly, the connection lected to substantially prevent the link hanger from rotating with the pipe gripping mechanism should the bearing ize.
申请人：William Carr,Matthew Brown,Per G. Angman
地址：Calgary CA,Calgary CA,Calgary CA
国籍：CA,CA,CA
代理机构：Bracewell & Giuliani LLP
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