(19)
(11) EP 1 930 532 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
25.02.2009 Bulletin 2009/09

(43) Date of publication A2:
11.06.2008 Bulletin 2008/24

(21) Application number: 07121820.0

(22) Date of filing: 28.11.2007
(51) International Patent Classification (IPC): 
E05B 47/00(2006.01)
 E05B 15/02(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 05.12.2006 ES 200602688 U

(71) Applicant: Montajes Electronicos Dorcas, S.L.
46392 Siete Aguas (Valencia) (ES)

(72) Inventors:
  • IBÁÑEZ ROIG, Pablo
    46392, Siete Aguas (Valencia) (ES)
  • MORENO SIMÓN, Ignacio
    46392, Siete Aguas (Valencia) (ES)

(74) Representative: Barlocci, Anna 
ZBM Patents Zea, Barlocci & Markvardsen C/ Balmes, 114 - 4º
08008 Barcelona
08008 Barcelona (ES)

   


(54) Unlocking device for a door opener


(57) It comprises an electromagnet (11) for acting on a locking member (6) of a latch stop (5) in an electric door opener (1) in the presence of a release command from a user involving sending electric current to the electromagnet and energy storage means (12) arranged to continue sending electric current to the electromagnet (11) for a predetermined period of time in response to said release command so that the latch stop (5) is kept unlocked for said period of time even if it has been ceased. The energy storage means (12) may comprise a capacitor (14) or a rechargeable battery (15). A DC-AC converter circuit (17) may be further provided.







Search report