发明名称 Table leg system
摘要 Folding table system for positive locking of the table leg in a down and locked position or a positive locking of a table leg in the up and locked position where a spring loaded lever operated pawl member automatically engages a rotatable extruded block member to achieve either an uplocked or downlocked position. A secondary safety lock is also provided.
申请公布号 US5673633(A) 申请公布日期 1997.10.07
申请号 US19950455496 申请日期 1995.05.31
申请人 PFISTER, JOEL W. 发明人 PFISTER, JOEL W.
分类号 A47B3/00;(IPC1-7):A47B3/00 主分类号 A47B3/00
代理机构 代理人
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