Patent ID: 8430009
Filing Date: 2013-04-30
Classification: B23D,B27B,Y10T

Abstract:
1. A tooth assembly releasably mountable to a circular saw disc of a feller head, said tooth assembly comprising: a body with a mounting end and a front end distant from the mounting end, in operation, the front end leading the mounting end in a direction of advance as the saw disc turns; said body having an axial centerline running from said mounting end to said front end; said front end being bigger than said mounting end, and said body narrowing from said front end to said mounting end; a plurality of primary cutting tips mounted at said front end, said plurality of primary cutting tips including a first primary cutting tip; and a plurality of secondary cutting tips, each of said secondary cutting tips being mounted in a trailing position relative to a respective one of said primary cutting tips; said tooth assembly being repositionable relative to the circular saw disc by angular displacement about said axial centerline to present different ones of said primary cutting tips to a workpiece to be cut; and both said primary cutting tips and said secondary cutting tips facing in the direction of advance.