Patent ID: 7165467

Claim:
Disposable sterilizable liner ( 15 , 27 , 28 , 51 , 67 ) for a level, pressure or temperature measurement instrument ( 1 , 21 , 22 , 41 , 55 ) for measuring level, pressure or temperature of a product ( 9 ) in a container ( 3 ), for use in combination with a disposable container liner ( 13 ) covering an interior of the container ( 3 ), wherein the measurement instrument ( 15 , 27 , 28 , 51 , 67 ) comprises: a sensing element ( 5 , 23 , 47 , 59 ) for sensing a physical quantity, and a process connector ( 7 , 25 , 43 , 57 ) for mounting the sensing element ( 5 , 23 , 47 , 59 ) on a counter connector ( 11 , 29 , 53 ) on the container ( 3 ), wherein the liner ( 15 , 27 , 28 , 51 , 67 ) for the measurement instrument ( 1 , 21 , 22 , 41 , 55 ) is one integral element made out of an elastic material has a shape that exactly follows outer contours of the sensing element ( 5 , 23 , 47 , 59 ) and the process connector ( 7 , 25 , 43 , 57 ), such that it forms a removable single use hygienic liner for closely covering all surfaces of the measurement instrument ( 1 , 21 , 22 , 41 , 55 ) exposed to the product ( 9 ) during measurement operation, and comprises a mounting section ( 17 ), which in operation is clamped between the process connector ( 7 , 25 , 43 , 57 ) and the counter connector ( 11 , 29 , 53 ).