Patent ID: 6405581
Filing Date: 2002-06-18
Classification: G01N

Abstract:
Apparatus for measuring the contents of foreign matter in a fluid, the apparatus having a housing consisting of thermoplastic synthetic material, a hole in a first wall section and a through-hole in a second wall section, and a sensor in the hole of the housing for sensing foreign matter, the sensor having outer side which closes the hole tightly with the outer side of the first wall section and, proximate the hole, the sensor being permeable to the foreign matter that is to be measured, the housing comprising two parts joined materially in an area of edge sections, both of the housing parts comprising on their inner side an inner wall which defines an intermediate space together with the outer wall of the housing, the inner wall being made of two wall parts abutting one another, and the intermediate space being filled with a hardened material which is materially joined with the outer wall and the inner wall.