Invention Grant
US07782069B2 Capacitive proximity switch, and domestic appliance comprising the same 有权
电容式接近开关,以及包含该开关的家用电器

  • Patent Title: Capacitive proximity switch, and domestic appliance comprising the same
  • Patent Title (中): 电容式接近开关,以及包含该开关的家用电器
  • Application No.: US12065306
    Application Date: 2006-08-17
  • Publication No.: US07782069B2
    Publication Date: 2010-08-24
  • Inventor: Wilfried Klopfer
  • Applicant: Wilfried Klopfer
  • Applicant Address: DE Munich
  • Assignee: BSH Bosch und Siemens Hausgerate GmbH
  • Current Assignee: BSH Bosch und Siemens Hausgerate GmbH
  • Current Assignee Address: DE Munich
  • Agent Laurence A Greenberg; Werner H Stemer; Ralph E Locher
  • Priority: DE102005041109 20050830
  • International Application: PCT/EP2006/065412 WO 20060817
  • International Announcement: WO2007/025871 WO 20070308
  • Main IPC: G01R27/26
  • IPC: G01R27/26
Capacitive proximity switch, and domestic appliance comprising the same
Abstract:
A capacitive proximity switch includes an electrically conductive sensor area, which is covered by an electrically-insulating cover plate, as part of a capacitor having a capacitance which varies as a result of proximity. An associated evaluation circuit is provided, and an electrically-conducting body, via which the sensor area is connected to the evaluation circuit and which is arranged between the electrically-insulating cover plate and a mount disposed at a distance therefrom. A domestic appliance includes such a proximity switch. At least one electronic component of the evaluation circuit is arranged on the mount such that it protrudes into a cavity, which is surrounded by the electrically conductive body.
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