发明名称 Molding apparatus for producing dry cast products having textured side surfaces
摘要 An apparatus for molding dry cast products having a textured side surface is disclosed. The apparatus comprises an open compartment for receiving a dry concrete mixture and a plurality of walls laterally enclosing the compartment. At least one of the walls has a multilevel surface with a plurality of sections in an overhanging relationship with each other and transitional curvilinear steps bridging adjacent one of the sections to impart a textured side surface resembling a natural rockface and allowing stripping of the dry cast products from an open bottom side of the compartment.
申请公布号 US8101113(B2) 申请公布日期 2012.01.24
申请号 US20060379462 申请日期 2006.04.20
申请人 CASTONGUAY BERTIN;THOMASSEN MARCEL;DAOUST ROBERT;LACAS MARC-ANDRE;OLDCASTLE BUILDING PRODUCTS CANADA, INC. 发明人 CASTONGUAY BERTIN;THOMASSEN MARCEL;DAOUST ROBERT;LACAS MARC-ANDRE
分类号 B28B3/00;B28B7/24 主分类号 B28B3/00
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