System to produce wood products from peeler core logs

Details System to produce wood products from peeler core logs System to produce wood products from peeler core logs

1980-05-12

1981-11-17

Bray, W. D.

Woodworking

Combined machine

Shaping and dividing

83 51, 144 39, 144323, B27C 904

Patent

active

043006043

ABSTRACT:
A saw and chipping device to convert veneer peeler logs into pieces of lumber of dimensions to produce maximum useful products and minimum waste and comprising a pair of similar sets of saws and intervening chippers on a pair of parallel power driven arbors respectively above and below a path of travel for said logs and one arbor trailing the other a predetermined distance, said saws respectively sawing said logs in common planes from opposite sides to a depth slightly greater than half the diameter thereof to form complete cuts to form adjacent boards varying in diameter in accordance with the sections of the logs in which they occur, feed rollers power driven in directions to feed logs to said sets of saws and chippers, and auxiliary guide rollers downstream from said sets of saws and chippers provided with stepped circular surfaces above and below said path of travel, the diameters of said stepped surfaces increasing in diameter from the center toward the opposite ends of said rollers in accordance with the width of the boards passing between similar opposite stepped surfaces of said rollers and thereby guide the sawed boards and support them as they are moved past said saws and chippers.

REFERENCES:
patent: 932373 (1909-08-01), Burns
patent: 3304971 (1967-02-01), Pease
patent: 3452793 (1969-07-01), Wexell
patent: 4009741 (1977-03-01), Zimmerman

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