(19)
(11) EP 2 743 610 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
11.01.2017 Bulletin 2017/02

(43) Date of publication A2:
18.06.2014 Bulletin 2014/25

(21) Application number: 13194684.0

(22) Date of filing: 27.11.2013
(51) International Patent Classification (IPC): 
F25C 1/20(2006.01)
F25C 5/18(2006.01)
F25C 5/00(2006.01)
F25B 21/04(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 13.12.2012 US 201213713253

(71) Applicant: WHIRLPOOL CORPORATION
Benton Harbor Michigan 49022 (US)

(72) Inventor:
  • Boarman, Patrick J.
    Benton Harbor, MI 49022 (US)

(74) Representative: Nicholls, Michael John 
J A Kemp 14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)

   


(54) Clear ice maker and method for forming clear ice


(57) An ice maker, including sensors (444) to measure usage parameters and transmit the same to a controller (440). The controller is operably connected to a plurality of ice forming systems, and directs the systems to operate in a high energy mode or a low energy mode, based on the usage parameter. The usage parameters may include an ice level (98), a change in the ice level over time, the amount of time that a dispenser is actuated, the time of day, or historical usage patterns. The ice forming systems (52) may include one or more of a thermoelectric device coupled to a bottom surface of an ice forming plate, a forced air system to circulate cold air, a forced air system to circulate warm air, and a temperature control system to maintain a temperature gradient between a first chamber above the ice forming plate and a second chamber below the ice forming plate.







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