Foods and beverages: apparatus – Mechanical – fluid or heat treatment of dairy food – With temperature or atmosphere modification
Reexamination Certificate
2005-06-07
2005-06-07
Simone, Timothy F. (Department: 1761)
Foods and beverages: apparatus
Mechanical, fluid or heat treatment of dairy food
With temperature or atmosphere modification
C099S293000, C099S323100, C099S452000
Reexamination Certificate
active
06901848
ABSTRACT:
A device for heating and working up milk, in particular for preparing cappuccinos on a coffee machine, having a conveyor pipe with an open end which can be submerged in a vessel containing milk, a first pipe for supplying steam connected to the conveyor pipe, a valve, a pressurised air source, a second pipe for supplying pressurised air connected to the conveyor pipe, a temperature transducer associated with the submergible end of the conveyor to detect the temperature of the milk, a control unit connected to the valve, to the pressurised air source, as well as to the temperature transducer, said control unit being programmable to command the open and close of said valve and to actuate said pressurised air source, one independently from the other according to the desired temperature and/or working up of the milk.
REFERENCES:
patent: 4800805 (1989-01-01), Mahlich et al.
patent: 4852474 (1989-08-01), Mahlich et al.
patent: 5476033 (1995-12-01), Locati
patent: 6006654 (1999-12-01), Pugh
patent: 36 32 375 (1988-03-01), None
patent: 44 45 426 (1996-06-01), None
PCT Search Report for PCT/IT02/00298 (2 pages), dated Feb. 3, 2003.
Cimbali S.p.A.
Kalow & Springut LLP
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