Method for producing a freezing chamber and the freezing chamber obtained with this method
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United States of America Patent
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Issued Date -
Jul 5, 2007
app pub date -
Nov 21, 2006
filing date -
Nov 22, 2005
priority date (Note) -
Abandoned
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Abstract
A method for producing a freezing chamber, a so-called whipping and freezing chamber, in ice cream making machines, comprises a step of producing a helical path between an inner cylinder and an outer cylinder, a step of producing a first flange and a second flange for closing the opposite ends of the helical path; in the method said steps occurring simultaneously and being carried out by means of the same working step.
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