Patent ID: 7373945

Claim:
A device for closing a conduit ( 30 ) in case of fire, comprising a housing ( 11 ) having a receptacle ( 17 ) for receiving the conduit ( 30 ) and attachment means ( 29 ) for receiving fastening means; a cutting and blocking member ( 20 ) arranged in the housing ( 11 ) and displaceable, in case of fire, over the receptacle ( 17 ) to a blocking position ( 42 ) thereof for cutting the conduit ( 30 ) off and closing same, the receptacle ( 12 ) being open at a side thereof remote from the cutting and blocking member ( 20 ), and the housing ( 11 ) having at least one stop ( 15 ) that cooperates with at least one counter-stop ( 25 ) provided on the cutting and blocking member ( 20 ) and defines the blocking position ( 42 ) thereof; and drive means ( 28 ) for displacing the cutting and blocking member ( 20 ) in case of fire, wherein the housing ( 11 ) has a plurality of housing projections ( 13 ) bordering the receptacle ( 17 ), and the at least one stop ( 15 ) is provided on one of the projections ( 13 ).