Patent ID: 7371566

Claim:
A composting apparatus comprising a frame, a cylindrical drum having at least substantially closed ends and a cylindrical sidewall, said drum holding material to be composted, means for supporting the cylindrical drum on the frame, means for admitting air into the drum, a shaft disposed axially of the drum, said shaft being secured to at least one of said substantially closed ends of the drum and mounted to the frame, so that the shaft and the drum are mounted for rotation with respect to the frame, mixing means secured inside the drum, an opening in a sidewall of the drum, a door panel secured by securing means to the sidewall of the drum for opening and closing the opening in the drum, and means to rotate the drum about the shaft, wherein the securing means includes a pair of slots in which the door is able to slide to open and close the opening in the cylindrical sidewall of the drum, and wherein the slots are formed by fastening angle iron to the outer surface of the drum, and in an opposing relationship strips are fastened to the inner surface of the drum in position so that the slots are formed between the angle iron and the strips.