Patent ID: 7574921
Filing Date: 2009-08-18
Classification: G01L

Abstract:
1. A pressure sensor comprising: a molded seal for mounting the pressure sensor in an installation hole, the molded seal being made of an elastic material and having, on an end facing away from a sensor head, a protrusion whose diameter exceeds a diameter of the installation hole; and a sensor stem on which the molded seal is accommodated in a form locked manner, at least one annular recess being situated on a circumference of the sensor stem; wherein a further annular recess is situated on the sensor stem, into which sealing material of the molded seal is displaced when the pressure sensor is inserted into the installation hole, and out of which the sealing material of the molded seal is displaced after the protrusion and the further annular recess clear the installation hole; wherein the further annular recess is completely free of the sealing material of the molded seal, when the molded seal is accommodated on the sensor stem and the protrusion and the further annular recess are outside of the installation hole.