(19)
(11) EP 2 420 741 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
18.07.2012 Bulletin 2012/29

(43) Date of publication A2:
22.02.2012 Bulletin 2012/08

(21) Application number: 11177257.0

(22) Date of filing: 11.08.2011
(51) International Patent Classification (IPC): 
F24C 15/20(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: 17.08.2010 CN 201010259003

(71) Applicant: BSH Bosch und Siemens Hausgeräte GmbH
81739 München (DE)

(72) Inventors:
  • Han, Yu
    210000 Nanjing (CN)
  • Li, Jun
    210046 Nanjing City, Jiangsu Province (CN)
  • Qing, Liyong
    210000 Nanjing Jiangsu (CN)
  • Yuan, Shuai
    210000 Nanjing Jiangsu (CN)

   


(54) Control system for a range hood having an automatic fume detection device and control method


(57) A control system for a range hood (1) having an automatic fume detection device is provided, wherein the system includes a main control module (2) for controlling operation of the range hood (1), a key display module (4), and an ultrasonic module (3) for controlling the automatic fume detection device. The ultrasonic module (3) is independent of the main control module (2) in structure. The ultrasonic module (3) is connected to the main control module (2) through a power line and a data line. The ultrasonic module (3) is independent of the key display module (4) in structure. The ultrasonic module (3) is connected to the key display module (4) through a data line.







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