| 摘要 |
A device for heating a liquid food with steam, having a liquid-transporting and a steam-transporting pipe ( 5, 7 ), where in order to effect the connection of both pipes for the purpose of heating the liquid directly in the pipe in a constructively simple manner, a coupling device ( 4 ) for connecting the pipes ( 5, 7 ) is provided, which contains at least one perforating needle ( 11 ), which is connected to one of the pipes ( 7, 5 ) and can pierce a perforable wall section ( 5 a) on the other pipe ( 5, 7 ).
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