AUTONOMOUS GROUND SURFACE TREATMENT SYSTEM AND METHOD OF OPERATION OF SUCH A SYSTEM

    公开(公告)号:WO2020112401A3

    公开(公告)日:2020-06-04

    申请号:PCT/US2019/061962

    申请日:2019-11-18

    Abstract: An autonomous ground maintenance system comprising a vehicle 100 comprising a chassis supported upon a ground surface by ground support members 106, a container 110 supported by the chassis, the container defining a discharge outlet 111 operable to disperse treating material held within the container 110 to a target area of the ground surface, a gate 126 adapted to selectively open and close the discharge outlet, a sensor 128 adapted to identify the target area, and an electronic controller 120 supported by the chassis, the controller being in communication with the sensor and the gate, wherein the controller is adapted to position the chassis at a location proximate the target area such that the discharge outlet is capable of delivering the treating material to the target area and energize the gate to open the discharge outlet.

    MOBILE TURF INSTRUMENT APPARATUS
    4.
    发明申请

    公开(公告)号:WO2018132650A1

    公开(公告)日:2018-07-19

    申请号:PCT/US2018/013478

    申请日:2018-01-12

    Abstract: A probe assembly for measuring a synthetic turf infill profile having a probe, a turf surface contact assembly and a sensor. The probe is configured to extend down through the turf infill profile until a tip of the probe contacts a lower boundary of the turf infill profile. The surface contact assembly is vertically movable relative to the probe while the probe is being moved downwardly into the turf infill profile, wherein the surface contact assembly has a contact area with the turf surface that is large enough to retain the surface contact assembly resting atop an upper boundary of the turf infill profile when the lowermost tip of the at least one probe has contacted the lower boundary of the turf infill profile. The sensor reads the distance between the upper and lower boundaries of the turf infill profile at a sampled location in the turf surface.

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