Automatic water valve device

• US 3,415,278 A
• Filed: 08/16/1966
• Issued: 12/10/1968
• Est. Priority Date: 08/31/1965
• Status: Expired due to Term

• Current Assignee: Mititaka Yamamoto, Saburo Takechi
• Original Assignee: Mititaka Yamamoto, Saburo Takechi
• Inventors: MITITAKA YAMAMOTO, SABURO TAKECHI
• Application Number:
  US04/572,729
• Time in Patent Office: 847 Days
• US Class Current: 137/607
• CPC Class Codes: E03C 1/057 touchless, i.e. using sensors
• CPC Class Codes: F16K 31/02 electric F16K31/004 takes precedence; magnetic
• CPC Class Codes: Y10T 137/8342 Liquid level responsive indicator, recorder or alarm
• CPC Class Codes: Y10T 137/87684 Valve in each inlet
• CPC Class Codes: Y10T 137/87692 With common valve operator

Claims

1. AN AUTOMATIC WATER VALVE DEVICE COMPRISING A FIRST ANTENNA BLOCK, THE SECOND ANTENNA BLOCK, A THIRD ANTENNA BLOCK, A HOT WATER ELECTOMAGNETIC VALVE SWITCHING CIRCUIT UNIT AND A COLD WATER ELECTROMAGNETIC VALVE SWITCHING CIRCUIT UNIT, WHEREIN AN OUTPUT OF THE FIRST ANTENNA BLOCK CONTROLS SIMULTANEOUSLY BOTH THE HOT WATER ELECTROMAGNETIC VALVE SWITCHING CIRCUIT UNIT AND THE COLD WATER ELECTROMAGNETIC VALVE SWITCHING CIRCUIT UNIT, AN OUTPUT OF THE SECOND ANTENNA BLOCK CONTROLS ONLY THE HOT WATER ELECTROMAGNETIC VALVE SWITCHING CIRCUIT UNIT, AND AN OUTPUT OF THE THIRD ANTENNA BLOCK CONTROLS ONLY THE COLD WATER ELECTROMAGNETIC VALVE SWITCHING CIRCUIT UNIT.