Patent ID: 7263787

Claim:
A laundry machine comprising a cabinet, a tumbler for containing launderable items rotatably support within said cabinet, said tumbler having an access opening for permitting insertion and removal of launderable items into and from said tumbler, a drive for rotating said tumbler during operation of said laundry machine, said tumbler having an outer cylindrical wall portion formed with multiplicity of air flow openings, said openings having an elongated configuration having a relatively long dimension “l” greater than 0.338 inches and a transverse width “w” less than 0.338 inches but greater than the diameter of a shank of a standard No. 6 drywall screw having a head with a diameter of about 0.338 inches or greater, said elongated openings having opposite elongated ends configured to prevent passage of a standard collar button having a diameter of about 0.338 inches and an axial thickness of about 0.095 inches when oriented parallel to the long dimension of the opening while permitting passage of the round head of a standard No. 6 drywall screw having an axial thickness less than the axial thickness of the standard collar button when the head of the drywall screw is oriented parallel to the long dimension of the elongated opening.