US 12,303,048 B2
Cooling and heating plate
Josef Höller, Neufurth (AT); and Joachim Höller, Zeillern (AT)
Assigned to JOSEF HOELLER GMBH, Amstetten (AT)
Appl. No. 16/332,299
Filed by JOSEF HÖLLER GMBH, Amstetten (AT)
PCT Filed Sep. 13, 2017, PCT No. PCT/AT2017/060227
§ 371(c)(1), (2) Date Mar. 11, 2019,
PCT Pub. No. WO2018/049452, PCT Pub. Date Mar. 22, 2018.
Claims priority of application No. A 50817/2016 (AT), filed on Sep. 13, 2016.
Prior Publication US 2019/0223637 A1, Jul. 25, 2019
Int. Cl. A47G 19/02 (2006.01); A47B 31/02 (2006.01); A47F 3/00 (2006.01); A47F 3/04 (2006.01); F25B 9/00 (2006.01); F25B 39/02 (2006.01); F25D 31/00 (2006.01); F28D 1/047 (2006.01); F28D 21/00 (2006.01); F28F 1/22 (2006.01); F28F 3/12 (2006.01)
CPC A47G 19/027 (2013.01) [A47B 31/02 (2013.01); A47F 3/001 (2013.01); A47F 3/0491 (2013.01); F25B 39/02 (2013.01); F25D 31/005 (2013.01); F28D 1/0477 (2013.01); F28F 1/22 (2013.01); F28F 3/12 (2013.01); F25B 9/008 (2013.01); F25B 2309/061 (2013.01); F28D 2021/0042 (2013.01); F28F 2255/146 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A cooling and heating appliance for presentation of food and beverages, the appliance comprising:
a cast aluminum plate;
an upper plate of chromium-nickel steel atop the aluminum plate;
a silicon panel heater fitted on a lower face of the aluminum plate for heating same; and
a steel pipe having a wall thickness <1 mm and hence a low heat resistance, adapted to be connected to a cooling unit for cooling the aluminum and upper plates, having a pressure resistance of at least 50 bar, and embedded in and in direct contact with the aluminum plate.