Closing and opening device for beverage container, has fastening section for fastening open end of beverage container and lid by which device is opened and closed by applying pressure force

摘要

The closing and opening device (4) has a fastening section (19) for fastening an open end (2) of a beverage container (1) and a lid (6) by which the device is opened and closed by applying a pressure force. A protective film (33) is designed or attached in a gas- and fluid-tight manner on the closing and opening device, which is arranged such that it is destroyed when a force (F1) is applied onto the lid for opening the device.