Abstract: Apparatus is disclosed for cleaning the inside and outside surfaces of a cooking pot. The apparatus includes an upwardly extending washer-scrubber unit for washing and scrubbing the inside surfaces of the cooking pot and a downwardly extending washer-scrubber unit for washing and scrubbing the outside surfaces of the cooking pot. The upwardly extending washer-scrubber unit includes a scrubbing element mounted on a rotating sprinkler having two sets of nozzles, one set of nozzles for producing rotational movement of the sprinkler and the other set of nozzles for spray washing the inside surfaces of the cooking pot. The downwardly extending washer scrubber unit includes a scrubbing element mounted on a rotating sprinkler having spray type end nozzles. A washing machine having a plurality of the upwardly extending washer-scrubber units and a plurality of the downwardly extending washer scrubber units for cleaning a plurality of cooking pots either simultaneously or in sequence is also disclosed.

Abstract: A washing machine for cleaning cooking pots or similar articles is disclosed. The machine includes a plurality of upwardly extending washer-scrubber units for cleaning the inside surfaces of the pots and a single downwardly extending washer-scrubber unit for cleaning the bottom outside surfaces of the pots. The pots are placed on top of the upwardly extending washer-scrubber units in an inverted position and are supported by the upwardly extending washer-scrubber units while they are being cleaned. Each washer-scrubber unit includes a brush attached to a rotating sprinkler. Three embodiments of the invention are described. In one embodiment, the upwardly extending washer-scrubber units are mounted on a pull-out tray. In another embodiment, the upwardly extending washer-scrubber units are mounted on an indexing turntable. In a third embodiment, the upwardly extending washer-scrubber units are mounted on indexing straight line conveyor chains.