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134 条记录 (耗时 0.016 秒)

    POLE SANDER
    2.
    发明公开
    POLE SANDER 审中-公开

    公开(公告)号：EP4289552A1

    公开(公告)日：2023-12-13

    申请号：EP23181651.3

    申请日：2020-10-05

    申请人： Black & Decker, Inc.

    发明人： DROSTE, Manfred ,  SCHRAMM, Benjamin

    IPC分类号： B24B7/18 ,  B24B41/047 ,  B24B55/00 ,  B23Q11/12 ,  B24B51/00 ,  B24B55/04 ,  B24B23/02 ,  B24B27/00 ,  B24B55/05 ,  B24B55/10

    摘要： A handheld pole sander for performing different surface machining treatments including but not limited to sanding, polishing, grinding or rubbing a work surface comprising: an elongate body (102) having two ends; a sanding head (100) attached via a pivot mechanism (110) to a first end of the elongate body (102); an electric motor (114) mounted on the sander; wherein the sanding head (100) comprises: a hood (112) comprising a circular plate (156) and a sidewall (162) to form a chamber (166); an output spindle (118) which projects from the hood (112) into the chamber (166); and a wall (178) mounted on top of the plate which forms a tubular passageway from an aperture (130) formed through the plate (130) to an opening; wherein the electric motor (114), when activated, rotatingly drives the output spindle (118); wherein the elongate body comprises a first passageway (154) which extends through the length of the elongate body and which is used to transport air through the length of the elongate body (102); wherein a flexible pipe (128) connects between a first end of the first passageway at the first end of the elongate body (102) and the opening to connect the chamber (166) to the first passageway; characterised in that the centre (418) of the aperture is located at a distance of less than half of the radius of the circular plate from longitudinal axis (126) of the output spindle (118) or the centre of the plate (156) (

    CONCRETE GRINDER AND CONCRETE GRINDING APPARATUS
    3.
    发明公开
    CONCRETE GRINDER AND CONCRETE GRINDING APPARATUS 审中-公开

    公开(公告)号：EP4227039A3

    公开(公告)日：2023-10-18

    申请号：EP22212447.1

    申请日：2022-12-09

    申请人： Hangzhou Kinty Tool Manufacture Co., Ltd

    发明人： WU, Jingchao ,  WU, Bo ,  CAO, Jian ,  XU, Luwen

    IPC分类号： B24B7/18 ,  B24B7/22 ,  B24B55/04 ,  B28D1/18 ,  B24B55/05

    摘要： The invention relates to the technical field of concrete grinding equipment, in particular to a concrete grinder and a concrete grinding apparatus. The concrete grinder comprises a main body, wherein the lower end of the main body is rotatably connected with a grinding disk, the outer wall of the main body is rotatably connected with a drive ring, a dust-proof cover is coaxially mounted at the lower end of the drive ring, a plurality of drive grooves are formed on the inner wall of the drive ring, and the drive ring is equipped with an adjusting assembly for locking the position of the drive ring; and the concrete grinding apparatus comprises a main body and a bracket connected thereto, wherein the bottom of the bracket is equipped with at least two sliding wheels, a mounting frame is mounted on the bracket, limiting member are mounted on the mounting frame, an lifting plate is mounted on the main body, limiting grooves are formed on the lifting plate, the limiting members are inserted in the limiting grooves in a sliding manner, and the mounting frame is connected with a locking bolt in a threaded manner. The axial direction of the locking bolt is perpendicular to the extending direction of the limiting grooves. The invention can improve the precision of the concrete grinder.

    WANDSÄGE MIT EINER FÜHRUNG FÜR EINE KREISSÄGEBLATTSCHUTZVORRICHTUNG
    6.
    发明公开
    WANDSÄGE MIT EINER FÜHRUNG FÜR EINE KREISSÄGEBLATTSCHUTZVORRICHTUNG 审中-公开

    公开(公告)号：EP3827952A1

    公开(公告)日：2021-06-02

    申请号：EP19212507.8

    申请日：2019-11-29

    申请人： EURODIMA GmbH & Co KG

    发明人： Winkler, Wolfgang

    IPC分类号： B28D1/04 ,  B23Q11/08 ,  B24B55/04 ,  B27G19/02 ,  B28D7/00

    摘要： Die Erfindung betrifft eine Wandsäge, umfassend eine Sägeeinheit (13) mit Schwenkarm (4) und einem auf dem Schwenkarm montierbarem Sägeblatt, eine Blattschutzhalterung (6) und eine Schutzführung, wobei die Schutzführung einen ersten, an der Sägeeinheit (13) fixierten Teilarm (1), einen zweiten, am freien Ende des ersten Teilarms (1) gelenkig fixierten, drehbaren Teilarm (2) und eine dritten, gelenkig am zweiten Teilarm (2) fixierten, drehbaren Teilarm (3) umfasst, wobei am freien Ende des dritten Teilarms (3) die Blattschutzhalterung (6) angebracht ist, an welcher ein Blattschutz montierbar ist.

    POLE SANDER
    7.
    发明公开
    POLE SANDER 审中-公开

    公开(公告)号：EP3812089A1

    公开(公告)日：2021-04-28

    申请号：EP20200107.9

    申请日：2020-10-05

    申请人： Black & Decker Inc.

    发明人： Droste, Manfred ,  Schramm, Benjamin

    IPC分类号： B24B7/18 ,  B24B41/047 ,  B24B55/00 ,  B23Q11/12 ,  B24B51/00 ,  B24B55/04

    摘要： A handheld pole sander for for performing different surface machining treatments including but not limited to sanding, polishing, grinding or rubbing a work surface comprising:
    an elongate body (102) having two ends; a sanding head (100) attached via a pivot mechanism (110) to a first end of the elongate body (102); an electric motor (114) mounted on the sander, the electric motor (114) being electrically controlled by control electronics (144) which provides electronic control signals to activate the motor (114); control electronics (144) mounted on the sander wherein the sanding head (100) comprises: a hood (112); an output spindle (118) which projects from the hood (112); wherein the electric motor (114), when activated, rotatingly drives the output spindle (118); wherein at least part of the elongate body (102) is made from heat conductive material; characterised in that the control electronics (144) is mounted on the elongate body adjacent the part of the elongate body made from heat conductive material. The heat conductive part of the elongate body (102) can be made at least in part from aluminium tubing, the control electronics (144) being mounted adjacent the aluminium tubing.