A further object is to describe an apparatus that does not require a complex housing, known from the existing art, for the cylindrical sensor head in order to mechanically connect {HEAD ~ the sensor head} to {TAIL ~ a holder} in oriented but nevertheless axially displaceable fashion 
to
A further object is to describe an apparatus that does not require a complex housing , known from the existing art , for the cylindrical sensor head in order to mechanically connect { HEAD ~ the sensor head } to { TAIL ~ a holder } in oriented but nevertheless axially displaceable fashion
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH