Patent ID: 7656065
Filing Date: 2010-02-02
Classification: E05F,E05Y,H02K

Abstract:
1. A drive unit ( 10 ), in particular for adjusting movable parts in a motor vehicle, with a housing ( 12 ), which includes an opening ( 18 ) to the surroundings ( 24 ), in which a gas-permeable, liquid-impermeable diaphragm ( 20 ) is installed, wherein the housing ( 12 ) includes a first housing part ( 14 ) with a circumferential collar ( 26 ), and a second housing part ( 16 ), which closes off the first housing part ( 14 ); on the second housing part ( 16 ), the opening is integrally formed with a circumferential mating surface ( 28 ), which presses the diaphragm ( 20 ) against the collar ( 26 ) of the first housing part ( 14 ) after the housing ( 12 ) is closed, wherein a sealing element ( 56 , 58 , 59 ) is located between the diaphragm ( 20 ) and the mating surface ( 28 ), wherein the sealing element ( 56 , 58 , 59 ) is non-detachbly formed on the first and/or second housing part ( 14 , 16 ), using a 2-component injection-molding process, in particular.