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    • 23. 发明申请
    • PORTABLE CIRCULAR SAW HAVING LIGHT IRRADIATION UNIT
    • 便携式圆形灯具有光照射单元
    • US20070193039A1
    • 2007-08-23
    • US11677601
    • 2007-02-22
    • Miyoji ONOSEHideaki TerashimaShinji Takano
    • Miyoji ONOSEHideaki TerashimaShinji Takano
    • B25B23/18B23D45/16
    • B23D45/16B27B9/00Y10T83/828
    • A portable circular saw includes a housing, a motor, a circular saw blade, a saw cover, and a light irradiation unit. The motor is accommodated in the housing. The circular saw blade is driven by the motor for cutting a cutting object in a cutting direction. The circular saw blade has one side surface and another side surface. The saw cover is provided to the housing for partially covering the circular saw blade. The light irradiation unit is provided on the saw cover. The light irradiation unit includes a first irradiation device located on the one side surface side of the circular saw blade and a second irradiation device located on the another side surface side of the circular saw blade for emitting a light to illuminate a region including a leading end portion of the circular saw blade and a spot on the cutting object. The spot is ahead of the leading end portion in the cutting direction.
    • 便携式圆锯包括壳体,马达,圆锯片,锯盖和光照射单元。 电机容纳在外壳中。 圆锯片由马达驱动,用于沿切割方向切割切割物体。 圆锯片具有一个侧表面和另一个侧表面。 锯盖设置在壳体上以部分覆盖圆锯片。 光照射单元设置在锯盖上。 光照射单元包括位于圆锯片的一个侧表面侧的第一照射装置和位于圆锯片的另一侧表面侧的第二照射装置,用于发射光以照亮包括前端的区域 圆锯片的一部分和切割物体上的斑点。 该点位于切割方向上的前端部分之前。