Invention Grant
US07973431B2 Circuit arrangement for locking and/or unlocking a door lock, especially in an electric appliance 失效
用于锁定和/或解锁门锁的电路装置,特别是在电器中

  • Patent Title: Circuit arrangement for locking and/or unlocking a door lock, especially in an electric appliance
  • Patent Title (中): 用于锁定和/或解锁门锁的电路装置,特别是在电器中
  • Application No.: US12086036
    Application Date: 2006-11-23
  • Publication No.: US07973431B2
    Publication Date: 2011-07-05
  • Inventor: Rudolf Feldmeier
  • Applicant: Rudolf Feldmeier
  • Applicant Address: DE Munich
  • Assignee: BSH Bosch und Siemens Hausgeraete GmbH
  • Current Assignee: BSH Bosch und Siemens Hausgeraete GmbH
  • Current Assignee Address: DE Munich
  • Agent James E. Howard; Andre Pallapies
  • Priority: DE102005058899 20051209
  • International Application: PCT/EP2006/068792 WO 20061123
  • International Announcement: WO2007/065797 WO 20070614
  • Main IPC: H01H47/00
  • IPC: H01H47/00 H02H11/00
Circuit arrangement for locking and/or unlocking a door lock, especially in an electric appliance
Abstract:
A circuit arrangement for locking and/or unlocking a door lock, especially in an electric appliance that is provided with a door for closing or opening a work area. Said circuit arrangement comprises an electrically actuated door lock actuator which acts upon a locking member when a current flows through the actuator, said locking member locking or unlocking the door lock. A series connection that is composed of two switching devices is arranged in the triggering circuit of the door lock actuator, said two switching devices being controllable by the control device which emits output signals to actuate the two switching devices once specific triggering signals have been fed to the control device.
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