Patent ID: 9272435
Filing Date: 2016-03-01
CPC Classification: B24B,B26D,B27B,Y10T

Claim Text:
1. A blade for mounting on a drive shaft of a hand-held power tool, the blade comprising: a working portion; and a fastening portion including blade form-locking elements for axial mounting and fastening the blade onto a drive shaft of the hand-held power tool; and a blade centering element configured to center the blade relative to a drive shaft of the hand-held power tool, the blade centering element is embodied as an opening that passes through the blade; wherein the fastening portion forms a first blade part arranged in parallel to the working portion, which forms a second blade part; wherein the second blade part is permanently connected to the first blade part via an inclined section of the blade, said inclined section is arranged relative to the fastening portion by an angle other than 90°; wherein said blade form-locking elements are located radially outside said blade centering element in a circular arrangement, are defined as openings that pass through the blade, have a quadrangular cross section for corresponding to a trapezoidal cross section of flange form-locking elements of the hand-held power tool, are distributed uniformly over an angular range that is defined by an entire circumference of the circular arrangement, are configured to define a plurality of different, adjacent rotary positions, relative to the drive shaft of the hand-held power tool, and comprise at least one slaving face that is flat.