Patent ID: 6968767

Claim:
A saw machine comprising: a housing, a seat disposed in said housing, a first frame and a second frame each rotatably secured to said seat with a pivot pin respectively, and each including a sector gear provided thereon, a first saw blade and a second saw blade attached to said first frame and said second frame respectively, means for driving said first saw blade and said second saw blade, a first adjusting means for adjusting said first frame relative to said seat, and said first adjusting means including a shaft rotatably secured to said seat, and a worm disposed on said shaft and engaged with said sector gear of said first frame, to rotate and adjust said first frame relative to said seat with said shaft and said worm and said sector gear of said first frame, a second adjusting means for adjusting said second frame relative to said seat, and means for supporting said shaft on said seat, said supporting means including a block having an orifice formed therein to rotatably receive said shaft and to stably support and retain said shaft to said seat, and including a bracket secured to said seat and said block is secured to said bracket, said bracket including at least one oblong hole formed therein, and a fastener engaged through said at least one oblong hole of said bracket and attached to said seat, to adjustably secure said bracket to said seat.