Patent ID: 8579626

Claim:
Pressurized gas injecting device ( 14 ) for a machine ( 1 ) for blow molding or stretch blow molding a container from a blank ( 2 ) of plastic material, said device comprising: a nozzle ( 15 ) movable in translation between an upper position in which it is separated from a mold ( 9 ) intended to receive the blank ( 2 ), and a lower position in which it is pressed against the mold ( 9 ) while covering a neck ( 3 ) of the blank ( 2 ), an insert ( 36 ) mounted movably in translation with respect to the nozzle ( 15 ), said insert ( 36 ) having a lower end face ( 45 ) capable of being pressed against a lip ( 4 ) of the blank ( 2 ); a return device ( 44 ) applying force on the insert ( 36 ) toward a lower position in which the insert ( 36 ) is at the end-of-travel stop with respect to the nozzle ( 15 ), wherein, in the lower position of the insert ( 36 ), its end face ( 45 ) extends beyond the nozzle ( 15 ).