发明名称 |
Surface maintenance machine with rotary lip |
摘要 |
A surface maintenance machine is disclosed including a body supported on a plurality of wheels and a power source for driving the wheels. The body carries a driven cylindrical brush and a powered rotary lip which cooperates with the brush to project dirt and debris into the hopper, each end of the rotary lip being supported for vertical movement.
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申请公布号 |
US4624026(A) |
申请公布日期 |
1986.11.25 |
申请号 |
US19820416659 |
申请日期 |
1982.09.10 |
申请人 |
TENNANT COMPANY |
发明人 |
OLSON, DONALD L.;THOMSEN, DONALD L. |
分类号 |
E01H1/08;E01H1/10 |
主分类号 |
E01H1/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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