Floor mat and locating frame combination for motor vehicles

Claim 1

IN A FLOOR MAT CONSTRUCTION FOR VEHICLES, A SUBSTANTIALLY HORIZONTAL FLOOR OVERLAID WITH CARPET OF COMPRESSABLE MATERIAL, A GENERALLY RECTANGULAR FRAME OF RELATIVELY RIGID MATERIAL RESTING ON THE CARPET AND RIGIDLY SECURED TO THE FLOOR THROUGH SAID CARPET SO AS TO BE IMPRESSED THEREIN AND THEREBY HELD AGAINST LATERAL DISPLACEMENT, SAID FRAME HAVING DOWNWARDLY INCLINED SIDE PORTIONS IMPRESSED INTO THE CARPET SO AS TO FACILITATE SWEEPING OF DIRT OFF THE CARPET AROUND SAID FRAME OVER SAID FRAME, A FLOOR MAT OF FLEXIBLE MATERIAL WHICH INCLUES A GENERALLY RECTANGULAR PAN RESTING ON THE CARPET INSIDE AND CLOSELY CONFINED BY SAID FRAME SO AS TO FIX THE LOCATION OF SAID MAT ON SAID FLOOR, SHOE SCRAPER MEANS PROVIDED IN SAID PAN, WHEREBY DIRT AND MOISTURE SCRAPED FROM THE BOTTOM OF SHOES IS RETAINED IN SAID PAN FOR EVAPORATION OF THE MOISTURE WHILE THE TOP OF SAID SCRAPER MEANS REMAINS FAIRLY DRY, THE TOP OF SAID PAN LYING SUBSTANTIALLY FLUSH WITH THE TOP OF SAID FRAME TO FACILITATE SWEEPING DIRT FROM THE CARPET AROUND SAID FRAME OVER SAID FRAME INTO SAID PAN, SAID MAT BEING REMOVABLE FROM AND REPLACEABLE IN SAID FRAME TO FACILITATE THOROUGH CLEANING OF SAID PAN AND SCRAPER MEANS, AND VERTICALLY INTERFITTING FLANGES AND GROOVES PROVIDED ON SAID FLOOR MAT AND FRAME FRICTIONALLY INTERCONNECTING THESE PARTS TO MAINTAIN ASSEMBLED RELATIONSHIP BETWEEN SAID MAT