Patent ID: 9687949
Date: 2017-06-27
CPC Classifications: B23Q,B24B,B25F,Y02P,Y10T

Claim:
1. A dust collection attachment system for use with a power tool having an elongated housing with a nose portion with a rotary output shaft, the nose portion being configured to have an accessory device mounted thereon, said system comprising: a flexible dust hose attachable to the accessory device for removing dust and particles from the immediate area of the accessory device, the accessory device having a dust exhaust port for connection with said hose; and a hose support removably attached to a rear end portion of the power tool opposite the nose portion thereof for supporting said dust hose, said support having a releasable retaining clasp and a flexible tab on one end, said releasable retaining clasp being inserted in and connected to an aperture defined by said rear end of the power tool and released from said aperture, said support also including an open-ended hose retaining clip attached to said releasable retaining clasp and configured to receive at least a portion of said dust hose, wherein said hose retaining clip has a recess for receiving said dust hose, said opening being formed by side walls that extend slightly beyond half of the circumference of said dust hose, which side walls then flare outwardly from one another, and said recess is generally in the shape of a cylindrical opening between said flared side walls, a diameter of said cylindrical opening is generally the same as the outside diameter of said dust hose, and wherein said dust hose has an outer surface configuration with a plurality of spaced apart annular ribs and said hose retaining clip has at least one circumferential rib extending radially inwardly into said recess, the circumferential rib being configured to extend between two adjacent ribs of said dust hose ribs to prevent lengthwise movement of said dust hose relative to said hose support.