Bottle cap for the controlled manual opening and closing of a drinks bottle comprises an outlet channel consisting of an end tube having a swirling chamber with an inlet opening close to the base and an outlet opening away from the base

摘要

Bottle cap comprises an outlet channel consisting of an end tube (26) having a swirling chamber (42) with an inlet opening (48) close to the base and an outlet opening (50) away from the base. Closing bodies (52, 54) are provided in the regions of the openings to move synchronously to a sealing body (40) by means of an actuating element (34). The closing bodies close or open the chamber openings depending on the position of the actuating element. Preferred Features: A crankcase (24) is arranged in the section of the outlet channel close to the base and contains a crankshaft (30) which is connected to the outlet channel and rotates across the outlet channel.