发明名称 Pneumatic pavement cleaning apparatus
摘要 A pneumatic pavement cleaning apparatus (10) comprising: an air supply unit (11); a wheeled support unit (12); a drive unit (13) including an air powered motor (25); and a cleaning unit (14) operatively associated with the drive unit (13); wherein, a plurality of diverse cleaning attachment members (31) including a brush element (32) and a blade element (33) may be selectively secured to the axial drive shaft (27) of the drive unit (13).
申请公布号 US4817235(A) 申请公布日期 1989.04.04
申请号 US19880159979 申请日期 1988.02.24
申请人 DOXEY, TOM R.;GLASER, BURTON D. 发明人 DOXEY, TOM R.;GLASER, BURTON D.
分类号 A47L5/14;A47L9/08;E01H1/08;(IPC1-7):A47L5/30 主分类号 A47L5/14
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