Valve for washing machines

• US 3,234,958 A
• Filed: 07/05/1963
• Issued: 02/15/1966
• Est. Priority Date: 07/05/1963
• Status: Expired due to Term

• Current Assignee: Lamont C. Butters
• Original Assignee: Lamont C. Butters
• Inventors: Butters, Lamont C.
• Application Number:
  US04/292,894
• Time in Patent Office: 956 Days
• US Class Current: 137/328
• CPC Class Codes: F16K 11/0873 the plug being only rotatable around one spindle
• CPC Class Codes: Y10T 137/428 Valve grinding motion of valve on seat
• CPC Class Codes: Y10T 137/6157 Wrench engaging lugs
• CPC Class Codes: Y10T 137/698 Wall
• CPC Class Codes: Y10T 137/87161 With common valve operator
• CPC Class Codes: Y10T 137/9029 With coupling

Claims

1. A DUAL VALVE COMPRISING A VALVE BODY HAVING A PAIR OF FLOW BORES THERETHROUGH, EACH COMMUNICATING AT ONE END WITH AN INLET AND AT THE OTHER END WITH AN OUTLET, CLOSURE MEANS COMPRISING A BALL VALVE DISPOSED IN EACH FLOW BORE FOR REGULATING THE FLOW OF LIQUID THERETHROUGH SAID BALL VALVES EACH HAVING AN OPENING THERETHROUGH AND BEING MOVABLE FROM A FIRST POSITION PREVENTING FLUID FLOW TO A SECOND POSITION PERMITTING FLUID FLOW, ANNULAR RESILIENT SEALING DISCS ENGAGING BOTH THE UPSTREAM AND DOWNSTREAM SURFACES OF EACH OF SAID BALL VALVES, EACH OF SAID BALL VALVES AND THE SEALING DISCS ASSOCIATED THEREWITH COOPERATING TO RENDER THE BALL VALVES SELF-CLEANING IN USE, MEANS FOR RETAINING SAID BALL VALVES