Washing machine with hydraulically operated spray arm for dishes and utensils

Claim 1

A WASHING MACHINE FOR DISHES AND UTENSILS, COMCOMPRISING A HOUSING. A WASHING COMPARTMENT DISPOSED IN THE UPPER PORTION OF SAID HOUSING, A COLLECTING COMPARTMENT DISPOSED IN THE LOWER PORTION OF SAID HOUSING AND MEANS FOR FEEDING HOT WATER INTO SAID COLLECTING COMPARTMENT, A LATTICE BASKET MOUNTED IN SAID WASHING COMPARTMENT AND ADAPTED RECEIVED SAID DISHES AND SAID UTENSILS TO BE WASHED, A LATERAL FILTER DISPOSED VERTICALLY ACROSS SAID COLLECTING COMPARTMENT AND ADAPTED TO FILTER USE WASHING WATER, SAID HOUSING DEFINING A CHAMBER ADJACENT SAID VERTICAL FILTER TO RECEIVE THE FILTERED WASHING WATER A PAIR OF SUBSTANTIALLY PARALLEL UPWARDLY DIRECTED PIPE ARMS MOUNTED FOR ANGULAR OSCILLATING MOVEMENT IN A VERTICAL PLANE LATERALLY OF SAID LATTICE BASKET MEANS FOR ANGULARLY OSCILLATING SAID PIPE ARMS MEANS FOR FEEDING HOT WATER THROUGH SAID PIPE ARMS, A PLURALITY OF WATER JETS SECURED TO THE UPPER END OF EACH OF SAID PIPE ARMS AND DIRECTED TOWARD SAID LATTICE BASKET, A WATER PUMP DISPOSED IN SAID HOUSING BELOW SAID CHAMBER,