发明名称 Surface treatment apparatus
摘要 PCT No. PCT/AU90/00432 Sec. 371 Date Mar. 16, 1992 Sec. 102(e) Date Mar. 16, 1992 PCT Filed Sep. 20, 1990 PCT Pub. No. WO91/03977 PCT Pub. Date Apr. 4, 1991.Apparatus reconditioning artificial turf surfaces by scarifying or brushing. Scarifying rods (13) and cleaning brushes (14) are mounted to a rotary work head (31) inside a wheeled housing which is pushed over the artificial turf surface as the work head rotates against the direction of movement to lift compacted blades above their sand bed and clean them of slime coatings.
申请公布号 US5218732(A) 申请公布日期 1993.06.15
申请号 US19920838803 申请日期 1992.03.16
申请人 PETTIGREW, RODNEY M.;XAVIER, JOHN A. 发明人 PETTIGREW, RODNEY M.;XAVIER, JOHN A.
分类号 A46B13/02;A47L11/282;A47L11/32;A47L13/36;B08B1/04;E01C23/06;F02B1/04 主分类号 A46B13/02
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