Patent ID: 7536760
Filing Date: 2009-05-26
Classification: B26D,Y10T

Abstract:
1. A rotary cutting apparatus comprising: a rotary blade having a cutting blade on an outer circumference and rotating radially in one direction; a housing accommodating the rotary blade; and a fixed blade in a plate form attached to an opening formed in the housing along the outer circumference of the rotary blade, the fixed blade having a plurality of blade holes aligned lengthwise and breadthwise, wherein objects protruding from the blade holes to an inner surface of the fixed blade are cut by a function of the cutting blade of the rotary blade that comes into slide-contact with the inner surface, and the fixed blade is supported at only one end by hooking one edge on an upstream side in a rotation direction of the rotary blade onto a peripheral part of the opening, and attached so that it is freely displaceable in an in-plane direction and a direction crossing the plane.