H - Electricity – 05 – B
Patent
H - Electricity
05
B
309/42
H05B 3/68 (2006.01) A47J 36/24 (2006.01) G05D 23/24 (2006.01) H05B 1/02 (2006.01) H05B 3/00 (2006.01)
Patent
CA 1088137
ABSTRACT OF THE DISCLOSURE A device for heating a drink in a thermoplastics container sealed by a metal cover, in which the container is placed in a support upside-down and depressed to bring its cover into contact with an electrical heater, the depression of the container support operating microswitch which energises the heater and a support- retaining electromagnet to heat the container for a timed interval. The resistance of the heater is measured during heating by a Wheatstone bridge and utilised to regulate the temperature reached by the heater.
295005
Macrae & Co.
P. Ferrero & C. S.p.a.
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