发明名称 Sandwich scraper strip having a hard metal core
摘要 The invention relates to a sandwich scraper strip for the blade of a snowplow and provided at the top with a steel fastening neck onto which a rubber body having at least one embedded hard material body is molded. According to the invention, the hard material body is provided in the form of a hard metal core surrounded by a steel jacket. This results in achieving a surprisingly high serviceable life of the sandwich scraper blade.
申请公布号 US2007193755(A1) 申请公布日期 2007.08.23
申请号 US20050629721 申请日期 2005.05.25
申请人 GUMMI KUPER GMBH & CO. KG 发明人 KUPER ROLAND
分类号 E02F3/80;E01H5/06 主分类号 E02F3/80
代理机构 代理人
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