发明名称 Locking swivel for rotatably connecting two components
摘要 A sawhorse comprising an elongated cross beam for supporting a workpiece, and two leg assemblies each attached to the cross beam by a swivel assembly providing pivotal movement of the corresponding leg assembly between a support position with the leg assembly transverse to the beam and a folded position with the leg assembly aligned with the beam. The swivel assembly includes a foot member nested in a shoe member and these members have cooperating detents and recesses for locking the leg assembly in its respective positions. The nested members are biased toward each other into their locking relationship and are retractable relative to each other for pivotal movement of the leg assembly.
申请公布号 US5184697(A) 申请公布日期 1993.02.09
申请号 US19910760914 申请日期 1991.09.17
申请人 CREWE, F. COATES 发明人 CREWE, F. COATES;THOMAS, JAMES E.
分类号 B25H1/06 主分类号 B25H1/06
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