Knurled collar attachment system

FIG. 1 is a front and top right perspective view of a knurled collar attachment system.

FIG. 2 is a front and top left perspective view of the knurled collar attachment system shown in FIG. 1.

FIG. 3 is a front elevational view of the knurled collar attachment system shown in FIG. 1.

FIG. 4 is a rear elevational view of the knurled collar attachment system shown in FIG. 1.

FIG. 5 is a right side elevational view of the knurled collar attachment system shown in FIG. 1.

FIG. 6 is a left side elevational view of the knurled collar attachment system shown in FIG. 1.

FIG. 7 is a top plan view of the knurled collar attachment system shown in FIG. 1.

FIG. 8 is a bottom plan view of the knurled collar attachment system shown in FIG. 1.

FIG. 9 is a front and top right perspective view of a knurled collar attachment system attached to an alternate power tool guard.

FIG. 10 is a front and top left perspective view of the knurled collar attachment system shown in FIG. 9.

FIG. 11 is a front elevational view of the knurled collar attachment system shown in FIG. 9.

FIG. 12 is a rear elevational view of the knurled collar attachment system shown in FIG. 9.

FIG. 13 is a right side elevational view of the knurled collar attachment system shown in FIG. 9.

FIG. 14 is a left side elevational view of the knurled collar attachment system shown in FIG. 9.

FIG. 15 is a top plan view of the knurled collar attachment system shown in FIG. 9.

FIG. 16 is a bottom plan view of the knurled collar attachment system shown in FIG. 9.

FIG. 17 is a front and top right perspective view of a knurled collar attachment system attached to an alternate power tool guard.

FIG. 18 is a front and top left perspective view of the knurled collar attachment system shown in FIG. 17.

FIG. 19 is a front elevational view of the knurled collar attachment system shown in FIG. 17.

FIG. 20 is a rear elevational view of the knurled collar attachment system shown in FIG. 17.

FIG. 21 is a right side elevational view of the knurled collar attachment system shown in FIG. 17.

FIG. 22 is a left side elevational view of the knurled collar attachment system shown in FIG. 17.

FIG. 23 is a top plan view of the knurled collar attachment system shown in FIG. 17.

FIG. 24 is a bottom plan view of the knurled collar attachment system shown in FIG. 17.

FIG. 25 is a front and top right perspective view of a knurled collar attachment system attached to an alternate power tool guard.

FIG. 26 is a front and top left perspective view of the knurled collar attachment system shown in FIG. 25.

FIG. 27 is a front elevational view of the knurled collar attachment system shown in FIG. 25.

FIG. 28 is a rear elevational view of the knurled collar attachment system shown in FIG. 25.

FIG. 29 is a right side elevational view of the knurled collar attachment system shown in FIG. 25.

FIG. 30 is a left side elevational view of the knurled collar attachment system shown in FIG. 25.

FIG. 31 is a top plan view of the knurled collar attachment system shown in FIG. 25; and,

FIG. 32 is a bottom plan view of the knurled collar attachment system shown in FIG. 25.

It will be understood that the present invention applies to a knurled collar attachment system in the environment of a power tool guard, as shown and described. The power tool guards themselves, shown in the drawings as the environment for the knurled collar attachment system, are not part of the design sought to be patented and are therefore set forth in broken lines.