Patent 28238 Summary

Claim lst In a shingle sawing machine, the combination, with the saw, of a jointer mounted on the same shaft therewith, and in proximity thereto on the delivery side, and a guide or chute, whereby the sawed shingles are delivered on the side of the jointer away from the saw, as set forth. 2nd In a shingle sawing machine, the combination, with the block carrying carriage and saw, of a balance wheel mounted on the saw arbor having a jointed saw secured to its periphery, substantially as described. 3rd In a shingle sawing machine, the combination, with the block carrying carriage and saw, of a balance wheel mounted on the saw arbor having segments of a joint¬ing saw secured to its periphery, substantially as described. 4th In a shingle sawing machine, the combination, with the block carrying carriage and the saw, of a jointer mounted on the saw arbor, and a swinging carriage for holding the shingles while being jointed, substantially as described. 5th In a shingle sawing machine, the com-bination, with the block carrying carriage and saw, of a balance wheel mounted on the saw arbor having a jointing saw secured to its periphery, and a swinging carriage for holding the shingles while being presented to the jointing saw, substantially as described. 6th In a shingle sawing machine, the combination, with the saw, of a block carrying carriage and a continuous chain running over suitable guide wheels for causing its reciprocation, substantially as described. 7th In a shingle sawing machine, the combination, with the saw and block carrying carriage, of a continuous chain running over suitable guides and power pulleys, and connected to said block carrying carriage by a pitman or rod, whereby the said carriage is caused to reciprocate with relation to the saw, substantially as described. 8th In a shingle sawing machine, and in combination with the saw and block carrying carriage free to move in one direction, of a continuous chain running over suitable guide and power pulleys, and con¬nected with said carriage for moving it in the opposite direction, substantially as described. 9th In a shingle sawing machine, and in combination with the saw and block carrying carriage, of a con¬tinuous chain running over suitable guide, and power pulleys, and connected to said carriage and a clutch connection between said chain and power pulley, whereby the said carriage is positively moved in one direction but is free to move in the opposite direction, substantially as described. 10th In a shingle sawing machine, and in combination with the saw and block carrying carriage, of a continuous chain running over sprocket wheels and connected to said carriage, one of said sprocket wheels being connected rigidly to a ratchet wheel, and a pawl mounted rigidly on the power shaft for engaging said ratchet wheel, whereby the carriage is moved positively in one direction but is free to move in the opposite direction, substantially as described. 11th In a shingle sawing machine, and in combination with the saw and reciprocating block carrying carriage, of a mechanism for causing the reciprocation of said carriage consisting of a continuous chain connected therewith and running over suitable sprocket wheels, one of which is connected to a ratchet wheel and loosely mounted on the power shaft, a pawl mounted on said shaft for engaging said ratchet wheel, and causing its rotation in one direction but leaving it free to rotate in the opposite direction, substantially as described.