| 摘要 |
A grass trimmer includes a fixed cutter device secured to a housing and having one or more stationary cutter blades extended out of the housing, a movable cutter device rotatably secured to the fixed cutter device and having one or more cutter blades movable relative to the stationary cutter blade of the fixed cutter device to conduct cutting operations by an eccentric member of a rotary member. A drive shank is secured to the rotary member, and a power tool may engage with the shank, to drive the rotary member and the eccentric member relative to the movable cutter device, and to move the movable cutter device relative to the fixed cutter device in reciprocating action.
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