Patent ID: 6868771

Claim:
Apparatus for axially variably mounting a magnetic field sensor on an exterior of a cylinder having a piston on its interior comprising a guide groove on the exterior of the cylinder and a slit which extends parallel to the groove and communicates the groove with the exterior, the groove having a base opposite the slit and first and second shoulders extending along the respective sides of the slit and facing the base, a sensor including a plastic housing and having a cross-section so that the sensor can be inserted into the groove through the slit and, upon rotating the sensor about its longitudinal axis, the sensor is retained in the groove, a metal sleeve in the plastic housing with an interior thread and a screw having a head, being threaded into the metal sleeve and being disposed inside the groove, the screw being operative so that upon turning the screw a portion of the head engages the first and second shoulders and thereby clamps the sensor against the base of the groove to fix the sensor at a desired position in the groove.