Romuald Fries

Gas measurement sensor, especially for determining oxygen concentration in exhaust gases of internal combustion engines

Seal for a sensor element of a gas sensor

Gas measurement probe, especially for determining the oxygen content in internal combustion engine exhaust gases

Measuring-probe arrangement in a gas conduit

Vibration pickup with pressure sheath

Seal seat for an electrochemical sensor element

Electro-chemical measuring sensor

Housing consisting of at least two parts

Warning system for monitoring critical state of accumulator system installed in motor car, has control unit that compares measurement value received from sensors with reference value to detect the critical state of accumulator system

Connecting and/or coupling member for gas measuring sensor