发明名称 Concrete mixer drum and method of manufacture
摘要 A reconfigurable material press having a first portion and a second portion. The first portion includes a frame, a plurality of plates releasably coupled to the frame, and a pressing surface. Each plate has a semi-circular profile. The second portion includes a plurality of support structures generally longitudinally parallel and laterally spaced apart from one another, and a top plate slidably coupled to each support structure and having a forming edge. Each top plate is configured to be laterally adjustable, and the top plates define a channel therebetween.
申请公布号 US2008029206(A1) 申请公布日期 2008.02.07
申请号 US20070890797 申请日期 2007.08.06
申请人 BOESCH TIM R;BOESCH TRAVIS J 发明人 BOESCH TIM R.;BOESCH TRAVIS J.
分类号 B28B3/20;B29C47/00 主分类号 B28B3/20
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