Patent ID: 7112013
Filing Date: 2006-09-26
Classification: B23C,B23D,Y10T

Abstract:
1. A milling cutter having an axis of rotation and comprising: a generally disk-shaped cutter body, having two side surfaces and an outer peripheral surface therebetween, the axis of rotation being perpendicular to the side surfaces; a plurality of circumferentially spaced apart cutting portions located around the outer peripheral surface of the cutter body; a central aperture in the cutter body, having an aperture inner surface; at least two radially directed slots in the cutter body, opening out to the central aperture; two adapter members located on either side of the cutter body, each adapter member having an inner side wall in abutment with respective side surfaces of the cutter body, the two adapter members having identical central holes, one of the adapter members having an axially extending circularly shaped raised portion concentric with its central hole, the raised portion having an outer surface in juxtaposition with the aperture inner surface, each adapter member having at least two blind holes formed in the inner side walls and the raised portion having at least two recesses, each recess being adjacent a given blind hole, each recess being opposite a given slot, the blind holes of one adapter member being aligned with the blind holes of the other adapter member, thereby forming pairs of aligned blind holes; an engagement member located partly in each slot and partly in an adjacent recess, the engagement member having a through hole, the through hole being located between and aligned with a given pair of blind holes, each through hole and associated pair of blind holes defining a chamber; and a pin located in each chamber.