Patent ID: 8997618
Filing Date: 2015-04-07
Classification: B24B,F16D,Y10T

Abstract:
1. A quick release blade lock assembly for use with a motor driven rotary tool comprising: a) a tool mount having a plate-like body portion and a right angle collar with an interior threaded through bore extending from the plate-like body portion so that the tool mount configured to be threadedly fastened onto a mandrel of said motor driven rotary tool and said collar exterior having a plurality of helical channels and rails; b) a blade retainer having a front side and a back side comprising a plate-like body portion on the front side and a a right angle collar on the back side extending from the plate-like body portion with said collar having a plurality of collar interior helical channels and rails whereby said blade retainer configured to be mounted onto said tool mount; c) said tool mount plate-like body portion having a plurality of peripheral receptacles with one end of the receptacles extending into an upwardly sloped portion; and d) wherein one of said peripheral receptacles extends through the plate-like body portion forming a receptacle recess with the sloped portion having a plurality of spaced apart transverse ridges.