Quick disconnect coupling with valve

• US 3,254,673 A
• Filed: 07/26/1962
• Issued: 06/07/1966
• Est. Priority Date: 07/26/1962
• Status: Expired due to Term

• Current Assignee: David D. Mackenzie
• Original Assignee: David D. Mackenzie
• Inventors: Mackenzie, David D.
• Application Number:
  US04/212,611
• Time in Patent Office: 1,412 Days
• US Class Current: 137/614.02
• CPC Class Codes: F16L 37/113 the male part having lugs on its periphery penetrating into the corresponding slots provided in the female part
• CPC Class Codes: F16L 37/32 at least one of two lift valves being opened automatically when the coupling is applied
• CPC Class Codes: F16L 37/60 with plug and fixed wall housing
• CPC Class Codes: Y10T 137/86743 Rotary
• CPC Class Codes: Y10T 137/87941 Each valve and/or closure operated by coupling motion
• CPC Class Codes: Y10T 137/87973 Coupling interlocked with valve, or closure or actuator

Claims

1. COUPLING MEANS COMPRISISNG:

A PAIR OF INDENTICAL MATING COUPLING BODIES EACH HAVING INTERENGAGING PIN AND SOCKET MEANS, LOCKING MEANS, AND MOVABLE ACTUATING MEANS MOUNTED THEREEON AND OVERLYING AND ENGAGEABLE WITH SAID LOCKING MEANS AND OPERABLE TO LOCK SAID PINS AND SOCKETS IN THEIR INTERENGAGED POSITION.

10. A QUICK DISCONNECT HOSE COUPLING COMPRISING:

INDENTICAL MATING ASSEMBLIES, EACH SAID ASSEMBLY INCLUDING A BODY, FLOW PASSAGE MEANS THROUGH SAID BODY, MOVABLE VALVE MEANS COOPERATING WITH THE SAID FLOW PASSAGE MEANS, A CIRCUMFERENTIAL GROOVE IN SAID BODY, LOCKING MEANS, OPERATIVELY DISPOSED IN SAID GROOVE, PINS HAVING TRANSVERSE SLOTS THEREIN, AND SOCKETS;

AND ACUATING MEANS FOR POSITIONING THE LOCKING MEANS OF ONE COUPLING ELEMENT INTO LOCKING ENGAGEMENT WITH SLOTS IN THE PINS OF THE MATING COUPLING ELEMENT AND EFFECTING MOVEMENT OF THE VALVE MEANS FROM A CLOSED TO OPEN POSITION.