发明名称 Expandable collet anchor systems with captive studs
摘要 A collet body and captive stud combination is disclosed wherein the collet body has a first end and adjacent first wall portion, and a protrusion extending from an exterior surface thereof. The first wall portion also defines at least two secondary slots to create at least two fingers. The collet body also has a second end including a collet head and an opening for receiving a stud. At least a portion of an interior surface of the collet body is threaded to rotationally receive a threaded stud. The stud includes a head, a body portion being at least partially threaded, a distal end and at least one radially extending protrusion at or proximate to the distal end. The protrusion may be circumferentially continuous or discontinuous. The stud body portion is sized to fit through the collet body second end, and to prevent dislocation of the stud from the collet body once inserted in a collet body, the maximum diameter of the stud at the radially extending protrusion is greater than the minimum diameter of any essentially non-elastic portion of the collet body.
申请公布号 US2010086376(A1) 申请公布日期 2010.04.08
申请号 US20090586542 申请日期 2009.09.22
申请人 MCCLURE TRAVIS 发明人 MCCLURE TRAVIS
分类号 F16B13/06 主分类号 F16B13/06
代理机构 代理人
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