(19)
(11) EP 2 085 694 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.05.2013 Bulletin 2013/20

(43) Date of publication A2:
05.08.2009 Bulletin 2009/32

(21) Application number: 09151419.0

(22) Date of filing: 27.01.2009
(51) International Patent Classification (IPC): 
F23B 60/02(2006.01)
F23L 9/02(2006.01)
F24B 5/02(2006.01)
F23L 3/00(2006.01)
F23N 5/00(2006.01)
F23B 80/04(2006.01)
(84) Designated Contracting States:
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 SE SI SK TR
Designated Extension States:
AL BA RS

(30) Priority: 30.01.2008 DK 200800114

(71) Applicant: HWAM A/S
8362 Hørning (DK)

(72) Inventor:
  • Hvam Pedersen, Vagn
    8660 Skanderborg (DK)

(74) Representative: Inspicos A/S 
European Patent Attorneys Kogle Allé 2 P.O. Box 45
2970 Hørsholm
2970 Hørsholm (DK)

   


(54) Electronically controlled woodburning stove


(57) Method for controlling a woodburning stove and an electronic control (38) for a woodburning stove (2) of the type including a combustion chamber (6) which is downwards separated from an ash chamber (18) by means of a grate bottom (12) and having a walling (8) at the rear and at both sides, which upwards has an inclining forwards/upwards extending wall part (22), the combustion chamber (6) upwards, preferably via a reversing plate (24), being connected with a chimney (28) via a flue gas exhaust (26), the control including a thermal sensor (46) and a A-probe (48) provided in the flue gas exhaust (26), wherein the control (38) is incorporated in a cabinet (36) which is adapted to be disposed below the ash chamber (18) and which includes a common air intake (48) and one or more regulating valves (34, 40, 42) with a damper plate, each drivingly connected with an electric motor (50, 52, 54) arranged in the cabinet, the motor being control connected with the electronic control (38), the regulating valve or valves (34, 40, 42) interacting with air ducts for supplying primary and secondary combustion air (19, 33, 45), the air ducts being disposed side by side at a rear side of the woodburning stove (2).







Search report









Search report