US 4,104,944 AGranted

Wood sawing machine

OwnerRaoul M. Jansseninventor

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Abstract

The invention pertains to a wood sawing machine, characterized by the fact that it mainly consists of the combination of a general framework; of two or four carriages which can move parallel to or slanting with respect to the longitudinal axis of said framework; of control means for the said carriages, on each carriage, a sleigh which can move upon its respective carriage, and such in a transverse sense with respect to the longitudinal axis of the framework; of control means for aforesaid sleighs; of a saw on each of aforesaid sleighs, the sawing sense of which corresponds to the longitudinal direction of the machine; of control means provided on each sleigh and intended for the driving of the corresponding saw; of clamping means for the purpose of fixing the tree trunk, beam or other part to be sawn, in such a manner that this part is sawn over a well determined width during the travel of the two saws, and of means for turning over, around its axis, the tree, beam or any other part to be sawn.

Claims10

Dependent claims

Wood sawing machine including a framework, at least two carriages mounted for movement on said framework, in a direction generally parallel to the longitudinal axis of said framework, control means for said carriages, at least two sleighs, each mounted for movement on a respective one of said carriages in a direction transverse to said longitudinal axis, control means for said sleighs, at least two saws each mounted on a respective one of said sleighs and having a sawing direction corresponding to said longitudinal axis, control means on each of said sleighs for driving the saw mounted thereon, two headstocks each of which is able to act upon one of the ends of a piece to be sawed, one of said headstocks being linked to a first mechanism capable of moving said one headstock along its axis and the other of said headstocks being linked to a second mechanism capable of rotating said other headstock, and a loading and unloading boom comprising a loading arm and an unloading arm mounted to rotate about a common vertical axis, said loading and unloading arms being provided with supporting means for said piece to be sawed and for a sawed piece respectively, said boom being swingable about said axis to alternately position the supporting means of said arms between said headstocks.

Dependencies are inferred from the claim text.