发明名称 Snowplow blade extension device
摘要 Snowplow blade extensions for two conventional snowplows to remove snow and/or ice in forward and rearward directions. One embodiment comprises a forward rectangular blade having a rear rectangular blade attached to its rear face at an acute angle by spaced gussets to form two legs with bevelled bottom edges. The upper portion of the forward rectangular blade is bolted on the bottom front face of the snowplow blade. The other embodiment utilizes a pair of brackets on the rear of the snowplow blade to hang the rearward extension blade and cooperate with the existing forward extension blade at the bottom edge of the forward face of the snowplow blade to form an inverted V formation of two legs with bevelled edges contacting the ground surface to be cleared of snow and/or ice in both forward and rearward directions.
申请公布号 US6256910(B1) 申请公布日期 2001.07.10
申请号 US19990408577 申请日期 1999.09.29
申请人 GROZDE JAMES G. 发明人 GROZDE JAMES G.
分类号 E01H5/06;(IPC1-7):E01H5/06 主分类号 E01H5/06
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