发明名称 Screed for asphalt paver
摘要 A screed for an asphalt paver in which the bottom plate thereof is made of steel in the Brinell hardness range of 450-500 to engage road surfacing material. Stainless steel threaded studs are welded to the upper surface of the bottom plate for attachment of the screed to the asphalt paver.
申请公布号 US4865487(A) 申请公布日期 1989.09.12
申请号 US19880207207 申请日期 1988.06.16
申请人 KENCO ENGINEERING, INC. 发明人 LUTZ, DAVID L.
分类号 E01C19/42;E01C19/48 主分类号 E01C19/42
代理机构 代理人
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