发明名称 Apparatus for inserting dowel bars in a concrete slip forming machine
摘要 An apparatus for inserting dowel bars into a concrete slab in association with a slip forming machine of a type having a frame with a pan attached thereto for shaping uncured concrete into a continuous concrete slab. The pan itself has a space therein completely across the pan and dowel bar retainers are disposed above this space in the pan for holding dowel bars in readiness to be inserted into the concrete slab. A dowel bar inserter is disposed above each of the dowel bar retainers for pushing the dowel bars down, preferably all at one time. The dowel bar inserter is adjustable and removable. If removed, the forward and rear portions of the pan can be bolted together instead of being spaced apart.
申请公布号 US6099204(A) 申请公布日期 2000.08.08
申请号 US19960689795 申请日期 1996.08.13
申请人 GODBERSEN, GARY L. 发明人 GODBERSEN, GARY L.
分类号 E01C23/04;(IPC1-7):E01C23/04 主分类号 E01C23/04
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