Patent ID: 7107871

Claim:
A crown gear assembly comprising: a crown gear ( 11 ) rotatably supported around a first axis (A 1 ) and having teeth ( 13 ) which are provided with flanks ( 14 , 15 ) whose mantle lines extend substantially radially relative to the first axis (A 1 ); and a pinion ( 21 ) rotatably supported around a second axis (A 2 ) extending perpendicularly relative to the first axis (A 1 ), the pinion having teeth ( 23 ) which are provided with flanks whose mantle lines extend substantially parallel relative to the second axis (A 2 ), wherein, on the radial outside of the crown gear teeth ( 13 ), the pinion ( 21 ) includes a collar ( 25 ) adapted to contact a circumferential face of the crown gear ( 11 ), wherein the collar ( 25 ) is monolithically connected to the pinion teeth ( 23 ).