Leg Extension Exercise Machine

FIG. 1 is a front, left, top perspective view of a leg extension exercise machine, showing my new design:

FIG. 2 is a rear, right, bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a detail view of area 9 in FIG. 1 ;

FIG. 10 is a detail view of area 10 in FIG. 2 ;

FIG. 11 is a detail view of area 11 in FIG. 3 ;

FIG. 12 is a detail view of area 12 in FIG. 8 ;

FIG. 13 is a front, left, top perspective view of the leg extension exercise machine in an alternate configuration;

FIG. 14 is a front, left, top perspective view of the leg extension exercise machine in another alternate configuration;

FIG. 15 is a front, left, top perspective view of the leg extension exercise machine in another alternate configuration; and,

FIG. 16 is a front, left, top perspective view of the leg extension exercise machine in another alternate configuration.

The dashed broken lines in the figures are for the purposes of illustrating portions of the leg extension exercise machine and form no part of the claimed design.

The dash-dot-dash broken lines show the boundary of the detail views and form no part of the claimed design.