Patent ID: 6619129
Filing Date: 2003-09-16
Classification: G01L

Abstract:
A pressure sensor assembly comprising:a one-piece pressure port having a threaded slug portion at a first axial end for attachment of said sensor assembly to a pressure vessel and a cup portion at a second axial end, the cup portion having a central cavity, a central annular recess formed in a bottom surface of such cavity, and a central axial bore extending through said slug portion and a boss portion inside said annular recess; an O-ring disposed in said central annular recess; and a stainless steel pressure sensor element secured to said pressure port, the sensor element having a diaphragm portion and an annular side-wall depending from a rim of said diaphragm portion, said annular side-wall being disposed in part within said central annular recess so as to compress the O-ring between said annular side-wall and a bottom surface of said central annular recess.