Patent ID: 11883580
Assignee: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
Field: Chemical engineering (Chemistry)
Classification: CPC A  B | IPC A  B

Claim 29:
30. The cartridge according to claim 1, wherein at least one of:
the closure (7) or connection port (9) comprises a membrane or sealing wall (31) with a film hinge (31D) and a circumferential portion (31B) of reduced thickness, so that the membrane or sealing wall (31) tears along the circumferential portion (31B) and tilts aside upon insertion of a connecting element (14) of the nebulizer (1),
the cartridge (3) comprises a sealing element (32) between the closure (7) and the container (4) for forming a sealing (S1) inbetween, wherein the sealing element (32) is adapted to sealingly receive the connecting element (14) after passing through the connection port (9); and
the membrane or sealing wall (31) is formed as one piece with the closure (7) or connection port (9).