US 4,685,369 A · Portable miter device for chain and hand saws

Abstract

A portable miter guide device for chain and hand saws having a holding assembly (12) including a cradle member (18) and coacting clamps (36,38) for attaching the device to a work piece (W). The device includes a support arm (32) to which is attached an adjustment arm (14) for limited angular movement in a plane parallel to the work piece. Adjustably attached to the outer end of the adjustment arm (14) at an upstanding right angle is a saw guide member (16) with guide slot (80, 88, 90) for guiding chain and hand saws. The device can be attached to large wooden work pieces, the angle of cut chosen and a chain or hand saw (C, H) used to obtain an accurate square or compound cut in the work piece (W). In a second embodiment of the invention the adjustment arm (130) is fixed rather than being pivotal has a disc member (132) with support brackets (136,138) for pivotally supporting guide member (16).

Claims18

Dependent claims

A portable miter guide device for chain and hand saws, comprising:

(a) a work piece attaching assembly including a holding cradle means and coacting clamping means for holding said device firmly in position on an elongated work piece, said attaching assembly including a support arm means connected to said cradle means,
(b) an adjustment arm means of predetermined length angularly and adjustably attached by a first end to said support arm means so as to be set at a predetermined angle with respect to said work piece and having a second end, and
(c) a saw guide member attached to said second end and adjustably supported at right angles to said adjustment arm means for pivotal angular movement, said guide member including first guide means for chain saws and a second guide slot for hand saws, said adjustment arm slot parallel to said first guide slot and saw guide member being adapted together to accurately guide a saw through true and compound cuts.

A portable miter guide device for chain and hand saws, comprising:

(a) a work piece attaching assembly including a holding cradle means and coacting clamping means for holding said device firmly in position on an elongated work piece,
(b) an adjustment arm means of predetermined length attached by a first end to said holding cradle means and having a second end,
(c) a rotatable angularly adjustable disc member mounted on said adjustment arm means generally at said second end thereof and including support bracket means thereon, and
(d) a saw guide member attached to said support bracket means and adjustably supported at right angles to said adjustment arm means for pivotal angular movement, said guide member including first guide slot for chain saws said and a second guide slot parallel to said first guide slot for hand saws, said rotatable angularly adjustable disc member and saw guide member being adapted together to accurately guide a saw through true and compound cuts.

1 more element

Dependencies are inferred from the claim text.

Portable miter device for chain and hand saws

Life of this patent

Portable miter device for chain and hand saws

Life of this patent

Abstract

Claims18