| 摘要 |
Hatch with dispensing piston for ice cream making machines, characterized in that it comprises at least one cylindrical seat with a vertical axis communicating by means of a radial duct with the freezing cylinder and housing, in a manner rotatable about its axis, a cylindrical sleeve provided with a radial hole and with operating means for aligning in a first portion said hole with the outlet of the radial duct connected to the freezing cylinder, while in a second position this cylindrical sleeve closes off the connection with the freezing cylinder, said sleeve having mounted inside it in an axially slidable manner a dispensing piston, the bottom of said second cylindrical seat being closed off by a base element provided with a plurality of openings suitably shaped for extruding the ice cream. This hatch may be in the form of a single or double hatch.
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