Patent ID: 6308755
Filing Date: 2001-10-30
Classification: B27C,Y10T

Abstract:
A wood planing machine comprising:a base having a work table adapted to carry a workpiece, and a plurality of spaced apart posts that extend upright from said work table;a cutter carriage mounted on said posts above said work table, movable along lengths of said posts, and having front and rear sides;a rotary cutter mounted on said cutter carriage and adapted to shave the workpiece;a height adjusting unit for adjusting height of said cutter carriage relative to said work table; anda shaving thickness indicator including a seat mounted on said front side of said cutter carriage and having a bottom opening, a supporting member mounted on a bottom side of said seat and having an aperture aligned vertically with said bottom opening, an actuating member seated on a periphery of said aperture and having a bottom end projecting downwardly through said aperture in a direction toward said work table and a top end projecting upwardly through said bottom opening, and a cam member mounted pivotally on said seat above said bottom opening for rotating about an axis, and having a top end and a bottom lobe abutting against said top end of said actuating member at a contact point that is offset from a vertical line which passes through a center of rotation of said cam member, said actuating member being lifted upwardly by the workpiece to actuate said cam member, via a cam action on said bottom lobe, to rotate about said axis when said bottom end of said actuating member is pushed by the workpiece upon lowering down said cutter carriage, said shaving thickness indicator further including a pointer connected to said top end of said cam member, and an urging member for urging said cam member and said actuating member back to their original positions when said actuating member is released from the workpiece.