| 摘要 |
A miter saw comprising: a base (11); a table (12) rotatably attached to the base; a support housing (15) connected to the table; and a saw assembly connected to the support housing, the saw assembly comprising a pivot arm, an upper blade guard (24) connected to the pivot arm, a motor attached to the upper blade guard, and a blade driven by the motor and partly disposed within the upper blade guard, wherein the upper blade guard (24) defines a cavity, the upper blade guard having a rib (24R) within the cavity, the rib being substantially perpendicular to a plane defined by the blade. <IMAGE>
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