Automatic dishwashing machine with a plurality of wash chambers

• US 3,217,721 A
• Filed: 11/22/1963
• Issued: 11/16/1965
• Est. Priority Date: 11/30/1962
• Status: Expired due to Term

• Current Assignee: Wilhelm Hertel
• Original Assignee: Wilhelm Hertel
• Inventors: WILHELM HERTEL
• Application Number:
  US04/326,330
• Time in Patent Office: 725 Days
• US Class Current: 134/58.00D
• CPC Class Codes: A47B 77/08 for incorporating apparatus operated by power, including water power; for incorporating apparatus for cooking, cooling, or laundry purposes
• CPC Class Codes: A47L 15/0086 In-sink dishwashers
• CPC Class Codes: A47L 15/4221 Arrangements for redirection of washing water, e.g. water diverters to selectively supply the spray arms A47L15/0078 takes precedence
• CPC Class Codes: A47L 15/4251 Details of the casing insulation arrangements A47L15/4209; collecting leaked water in the casing for preventing water damage A47L15/4212
• CPC Class Codes: E03C 1/184 adapted for attachment of washing machines or heating or cooling devices washing machines for attachment D06F7/00
• CPC Class Codes: Y10S 128/03 Heart-lung

Claims

1. AN AUTOMATIC DISHWASHING MACHINE COMPRISING AT LEAST TWO WASH CHAMBERS:

A SUPPLY DUCT CONNECTED TO ONE OF SAID WASH CHAMBERS;

A SUPPLY DUCT BRANCH CONNECTED BETWEEN SAID SUPPLY DUCT AND ANOTHER OF SAID WASH CHAMBERS;

FIRST CONTROL VALVE MEANS IN SAID SUPPLY DUCT HAVING A PLURALITY OF SETTINGS FOR DIRECTING THE FLOW OF A SUPPLY OF WASH WATER SELECTIVELY TOGETHER AND INDIVIDUALLY THROUGH SAID SUPPLY DUCT AND SUPPLY DUCT BRANCH DOWNSTREAM FROM SAID FIRST CONTROL VALVE MEANS TO SAID WASH CHAMBERS;

A FIRST DISCHARGE DUCT FOR DISCHARGING WASH WATER FROM THE DISHWASHING MACHINE, SAID FIRST DISCHARGE DUCT EXTENDING FROM SID ONE WASH CHAMBER;

A DISCHARGE DUCT BRANCH CONNECTED BETWEEN SAID FIRST DISCHARGE DUCT AND SAID OTHER WASH CHAMBER;

SECOND CONTROL VALVE MEANS IN SAID FIRST DISCHARGE DUCT HAVING A PLURALITY OF SETTINGS FOR DIRECTING THE DISCHARGE OF WASH WATER SELECTIVELY TOGETHER AND INDIVIDUALLY DOWNSTREAM FROM SAID SECOND CONTROL VALVE MEANS THROUGH SAID FIRST DISCHARGE DUCT FROM THE DISHWASHING MACHINE AND THROUGH SAID DISCHARGE DUCT BRANCH TO SAID OTHER WASH CHAMBER;

AND A SECOND DISCHARGE DUCT EXTENDING FROM SAID OTHER WASH CHAMBER FOR DISCHARGING WASH WATER THEREFROM.