发明名称 Rolling apparatus with three undercarriages having smoothing rollers
摘要 Rolling apparatus for rolling of turf or grass surfaces is provided which includes a mobile main frame (11) and at least three undercarriages (61, 62, 63) attached to the main frame (11). Each undercarriage has one or more smoothing rollers (64) in the form of idler rollers; there is further provided a control frame for each of the undercarriages (61, 62, 63) pivotally mounted to each undercarriage with one (63) of the at least three undercarriages located rearwardly or forwardly of the other two (61, 62) undercarriages in a direction of travel of the rolling apparatus. In the direction of travel, each undercarriage is located adjacent to each other presenting substantially no gaps in a front view between adjoining undercarriages or smoothing rollers attached to the undercarriages.
申请公布号 US7934886(B2) 申请公布日期 2011.05.03
申请号 US20070223766 申请日期 2007.02.08
申请人 TRU TURF PTY LTD 发明人 DUFTY RAYMOND JEFFREY
分类号 E01C19/26 主分类号 E01C19/26
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