Spring biased relief valve

Claim 1

A FLUID RELIEF VALVE COMPRISING: (A) A FIRST BODY MEMBER, SAID FIRST BODY MEMBER BEING OPEN AT ONE END THEREOF TO DEFINE A CHAMBER THEREIN, SAID FIRST BODY MEMBER INCLUDING A FLANGE PORTION AT THE OPEN END THEREOF, AND BEING PROVIDED WITH INTERNAL THREADS AND AT LEAST ONE APERTURE ADJACENT SAID FLANGE PORTION, SAID FIRST BODY MEMBER ADDITIONALLY INCLUDING AN INWARDLY EXTENDING PROTUBERANT PORTION AT THE CLOSED END THEREOF; (B) A SECOND BODY MEMBER THREADEDLY INTERCONNECTED WITH THE INTERNAL THREADS OF SAID FIRST BODY MEMBER, SAID SECOND BODY MEMBER BEING PROVIDED WITH A PROTUBERANE PORTION EXTENDING INTO SAID CHAMBER OF SAID FIRST BODY MEMBER AND TERMINATING IN A CIRCULAR CONFIGURATION, SAID SECOND BODY MEMBER BEING PROVIDED WITH AN APERTURE EXTENDING THERETHROUGH, SAID APERTURE BEING COAXIAL WITH RESPECT TO SAID PROTUBERANT PORTION OF SAID SECOND BODY MEMBER; (C) A POPPET MEMBER MOVABLY POSITIONED WITHIN SAID CHAMBER OF SAID FIRST BODY MEMBER, SAID POPPET MEMBER INCLUDING A CENTRAL PORTION AND REDUCED DIAMETER PORTIONS EXTENDING FROM EACH SIDE OF SAID CENTRAL PORTION, ONE OF SAID REDUCED DIAMETER PORTIONS BEING LARGER IN DIAMETER THAN SAID PROTUBERANT CIRCULAR END PORTION OF SAID SECOND BODY MEMBR AND PROVIDED WITH A CIRCULAR TAPERING CAVITY, THE SURFACE OF SAID TAPERING CAVITY FUNCTIONING AS A SEAT FOR SAID CIRCULAR TERMINAL END OF SAID PROTUBERANT PROTION OF SAID SECOND BODY MEMBER; AND (D) A SPRING MEMBER LOCATED WITHIN SAID CHAMBER OF SAD FIRST BODY MEMBER AND SUPPORTED AT ONE END BY SAID INWARDLY EXTENDING PORTION AT THE CLOSED END OF SAID FIRST BODY MEMBER AND AT THE OTHER END BY THE OTHER REDUCED DIAMETER PORTION OF SAID POPPET MEMBER, SAID SPRING MEMBER BEING OF HELICAL SHAPE WITH CLOSED SUBSTANTIALLY FLAT ENDS; WHEREBY SAID POPPET MEMBER IS NORMALLY HELD AGAINST SAID SECOND BODY MEMBER BY SAID SPRING MEMBER, AND WHEREBY ASSOCIATED FLUID PRESSURE PASSING THROUGH SAID APERTURE IN SAID SECOND BODY MEMBER AGAINST SAID POPPET MEMBER MOVES SAID POPPET MEMBER AWAY FROM SAID SECOND BODY MEMBER THEREBY PROVIDING COMMUNICATION BETWEEN SAID APERTURE OF SAID SECOND BODY MEMBER AND SAID APERTURE OF SAID FIRST BODY MEMBER.