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Description
A trimmer structure includes a sprocket, a connecting seat, at least one stud, a stationary block, and a pressing means. The sprocket wheel is provided for coaxial rotation with the camshaft,
The sprocket is provided with at least one arc-shaped groove which is provided at one end of the camshaft and in rotationally interlocking relationship with the camshaft,
At least one pair of arc-shaped slots corresponding to arcuate slots which are successively inserted in the arc-shaped slot and the socket, the fixed block being connected to the stud and
And the urging means is adapted to selectively tighten the sprocket and the fixed block so as to be rotatable in synchronism with each other. Where, when
When the sprocket and the fixed block are not tightened, the sprocket can be rotated relative to the fixed block and the connecting seat to cause the projection to slide in the arc-shaped groove, whereby the sprocket
And the connecting seat.
The sprocket is provided with at least one arc-shaped groove which is provided at one end of the camshaft and in rotationally interlocking relationship with the camshaft,
At least one pair of arc-shaped slots corresponding to arcuate slots which are successively inserted in the arc-shaped slot and the socket, the fixed block being connected to the stud and
And the urging means is adapted to selectively tighten the sprocket and the fixed block so as to be rotatable in synchronism with each other. Where, when
When the sprocket and the fixed block are not tightened, the sprocket can be rotated relative to the fixed block and the connecting seat to cause the projection to slide in the arc-shaped groove, whereby the sprocket
And the connecting seat.
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