发明名称 SUPPORT DEVICE FOR CONCRETE REINFORCING BARS
摘要 A concrete reinforcing bar support device is disclosed which includes a base supporting an upright pedestal. A lower clamping portion is supported by the pedestal which has a first rod-receiving open passageway therethrough. Resilient detents extend from the lower clamping portion to retain a reinforcing rod disposed through the first passageway. An upper clamping portion is provided which includes a pair of hook members extending from the lower clamping portion. Each of the hook members has a mouth opening in the same direction to define a second rod-receiving passageway which is normally disposed to the first passageway.
申请公布号 US3673753(A) 申请公布日期 1972.07.04
申请号 USD3673753 申请日期 1970.03.20
申请人 GEORGE C. ANDERSON 发明人 GEORGE C. ANDERSON
分类号 E04C5/16;(IPC1-7):E04C5/16 主分类号 E04C5/16
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