Patent ID: 9482272
Filing Date: 2016-11-01
CPC Classification: F16C,F16J

Claim Text:
1. A device for a relative displacement of two parts, a first one of the parts comprising a first plate provided with a polished surface and a measuring location, a second one of the parts comprising a second plate provided with two footprints for receiving detector measuring ends, the first part and the second part being movable with respect to each other in a direction of alignment of the two footprints so that the measuring location selectively registers with the footprints, wherein the second plate comprises a first joint having a continuous contour that surrounds the two footprints, the first joint being compressed between the first plate and the second plate and rubbing on the first plate, a lower pressure chamber being enclosed by the first plate, the second plate and the first joint, and the device further comprises a second joint that is compressed between the first plate and the second plate, the second joint being less deformable than the first joint and extending mainly in the direction of alignment of the two footprints.