Dust Collecting Filter for Electric Motor

FIG. 1 is a perspective view of a dust collecting filter for electric motor showing our new design; FIG. 2 is a front view thereof; FIG. 3 is a rear view thereof; FIG. 4 is a right side view thereof, with the left side view being a mirror image thereof; FIG. 5 is a top view thereof; FIG. 6 is a bottom view thereof; FIG. 7 is an enlarged view of portion 7 shown in FIG. 2 ; FIG. 8 is a cross-sectional view taken along lines 8 - 8 shown in FIG. 7 showing a state in which an arc-shaped cross-section is unbent; and, FIG. 9 is a cross-sectional view taken along lines 9 - 9 shown in FIG. 7 . The broken lines in the drawings are for the purpose of illustrating portions of the dust collecting filter for electric motor that form no part of the claimed design. The dot dash broken lines with arrows shown in FIG. 7 indicate cross-section lines and form no part of the claimed design. The remaining dot dash broken lines define the bounds of the claimed design and form no part thereof. The dot-dot-dash broken lines represent the boundaries of the enlarged portion and form no part of the claimed design.