Patent ID: 9555554
Date: 2017-01-31
CPC Classifications: B23B,B24B,B27B,Y10T

Claim:
1. A power tool comprising: a housing; a motor disposed within the housing; a tool holder driven about an output axis by the motor, the tool holder having a locating feature projecting from a surface of the tool holder, wherein the locating feature includes a tapered portion becoming narrower in a direction away from the surface of the tool holder; an output element for performing an operation on a workpiece, the output element having an aperture for receiving the locating feature of the tool holder to mate with the tool holder, wherein the output element includes a first face that faces the surface of the tool holder when the locating feature is received by the aperture and a second face generally opposite the first face; a flange for transferring a clamping force for urging the output element towards the tool holder, wherein the flange includes a tab projecting from the flange for finger tightening the flange; a threaded shaft fixedly coupled to the flange, wherein the threaded shaft extends from the flange in a direction substantially opposite the tab; and a biasing member providing the clamping force toollessly; wherein a gap is defined between the surface of the tool holder and the first face when the tapered portion of the locating feature is fully received in the aperture.