Removable valve unit with flow control device

• US 3,389,717 A
• Filed: 07/15/1966
• Issued: 06/25/1968
• Est. Priority Date: 07/15/1966
• Status: Expired due to Term

• Current Assignee: Bolgert, Edwin F., Eugene A. Povalski
• Original Assignee: Bolgert, Edwin F., Eugene A. Povalski
• Inventors: Povalski, Eugene A., Bolgert, Edwin F.
• Application Number:
  US04/565,516
• Time in Patent Office: 711 Days
• US Class Current: 137/315.11
• CPC Class Codes: F16K 43/00 Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
• CPC Class Codes: Y10T 137/6011 Assembling, disassembling, or removing cartridge type valve [e.g., insertable and removable as a unit, etc.]
• CPC Class Codes: Y10T 137/7613 Threaded into valve casing

Claims

1. IN A VALVE UNIT ADAPTED TO BE INSERTED INTO AND REMOVED FROM A VALVE BODY AND INCLUDING A TUBULAR OPENENDED CAGE, A VALVE PLUNGER MOUNTING A VALVE LID AND RECIPROCALLY MOVABLE IN THE CAGE TOWARD AND AWAY FROM THE OPEN END, AND ACTUATING MEANS FOR THE PLUNGER, THE COMBINATION THEREWITH OF:

A SEAT MEMBER REMOVABLY MOUNTED ON THE CAGE AT THE OPEN END THEREOF THAT HAS AN ORIFICE ADAPTED TO BE OPENED AND CLOSED BY THE LID;

A RETAINER REMOVABLY MOUNTED ON THE CAGE BEYOND THE SEAT MEMBER, SAID RETAINER HAVING AN OPENING THERETHROUGH THAT IS IN ALIGNMENT WITH THE SEAT MEMBER ORIFICE AND AN INWARDLY EXTENDING ANNULAR LIP EXTENDING AROUND THE OPENING;

AND A RESILIENT FLOW CONTROL DEVICE HAVING A PASSAGE THERETHROUGH THAT IS IN ALIGNMENT WITH THE ORIFICE AND OPENING, SAID DEVICE BEING PROVIDED WITH AN EXTERNAL ANNULAR GROOVE THAT RECEIVES THE RETAINER LIP TO REMOVABLY MOUNT THE FLOW CONTROL DEVICE ON THE RETAINER.