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公开(公告)号:US4817251A
公开(公告)日:1989-04-04
申请号:US107895
申请日:1987-10-13
Applicant: Leo D. Shirley-Smith , Michael Winning
Inventor: Leo D. Shirley-Smith , Michael Winning
CPC classification number: A44B1/18 , A44B1/40 , Y10T24/3649 , Y10T24/3668 , Y10T24/44598 , Y10T24/44709 , Y10T24/4604 , Y10T24/463 , Y10T24/4679 , Y10T24/4695
Abstract: A fastening device for securing, for example, two pieces of fabric together comprises an outer body and an outer body secured in the outer body for rotational and axial movement relative thereto so that the inner body can move outwardly and inwardly of the outer body. The inner body carries a securing element in the form of a hook or spiral so that when the inner body is moved out of the outer body the securing element can be engaged in, say, the two pieces of fabric which, when the inner body is moved axially inwardly, are trapped between the securing element and the outer body.
Abstract translation: 用于将例如两片织物固定在一起的紧固装置包括固定在外体中的外体和外体,用于相对于其旋转和轴向移动,使得内体可以向外体向外移动。 内部体以钩或螺旋形式固定一个固定元件,当内体从外部本体移出时,固定元件可与两块织物接合,当内体为 轴向向内移动,被夹在固定元件和外部主体之间。