MECHANISM OF JERKY FEED Russian patent published in 1995 - IPC

FIELD: sawmill equipment. SUBSTANCE: in order to decrease the inertness and non-uniformity of loading on each cutting tooth during the horizontal sawing, the saw frame is connected with the movable frame of the machine tool through a carriage with a roller which draw apart the bars fastened on the same frame and connected with the immovable guideway through the gear transmission. During the saw frame movement the carriage moves too, shifting the machine tool frame along the straight guideway through the gear transmission. The crank mechanism of the saw with a horizontally mounted band saw is set up on the machine tool frame. EFFECT: facilitated manufacture. 2 cl, 15 dwg