Patent ID: 7245265

Claim:
Parabolic antenna of level measuring instrument with a parabolic reflector ( 2 ) having a parabolic reflector rim ( 20 ); a collar ( 9 ), which is positioned on the parabolic reflector ( 2 ) and has an outside collar rim ( 90 ); an exciter and/or receiver ( 3 ), configured so that the parabolic reflector ( 2 ) and the collar ( 9 ) transition into one another as a single piece and the exciter and/or receiver ( 3 ) located within the interior space enclosed by the parabolic reflector ( 2 ) and/or the collar ( 9 ); the exciter and/or receiver ( 3 ) situated in an axial direction (X) partly within a parabolic reflector rim ( 20 ) constituting the transition between the parabolic reflector ( 2 ) and the collar ( 9 ), and partly outside of the parabolic reflector rim ( 20 ), and the exciter and/or receiver ( 3 ) positioned so the exciter and/or receiver ( 3 ) extend axially in a forward direction (X), but do not extend beyond the parabolic reflector ( 2 ) and collar ( 9 ).