Invention Grant
US07608949B2 Sliding door comprising a magnetic support and/or drive system comprising a row of magnets 有权
滑动门包括包括一排磁体的磁性支撑和/或驱动系统

  • Patent Title: Sliding door comprising a magnetic support and/or drive system comprising a row of magnets
  • Patent Title (中): 滑动门包括包括一排磁体的磁性支撑和/或驱动系统
  • Application No.: US11665618
    Application Date: 2005-10-08
  • Publication No.: US07608949B2
    Publication Date: 2009-10-27
  • Inventor: Sven Busch
  • Applicant: Sven Busch
  • Applicant Address: DE Ennepetal
  • Assignee: Dorma GmbH + Co. KG
  • Current Assignee: Dorma GmbH + Co. KG
  • Current Assignee Address: DE Ennepetal
  • Agency: Cohen Pontani Lieberman & Pavane LLP
  • Priority: DE102004050328 20041017; DE102004050341 20041017
  • International Application: PCT/EP2005/010851 WO 20051008
  • International Announcement: WO2006/040098 WO 20060420
  • Main IPC: H02K41/02
  • IPC: H02K41/02
Sliding door comprising a magnetic support and/or drive system comprising a row of magnets
Abstract:
A magnetic drive system for driving a door leaf in a driving direction is disclosed. The drive system includes a row of magnets disposed in the driving direction and having a longitudinal direction, the magnets being arranged so that magnetizations of the magnets reverse in accordance with a predetermined pattern; and a coil arrangement comprising a plurality of coil cores and a plurality of coils, the coils being wound around respective coil cores and spaced apart from each other in the longitudinal direction of the row of magnets. When energized, the coils interact with the magnets to generate a thrust force for driving the door leaf in the driving direction. The magnets in the row of magnets are disposed relative to the coil cores so that a total magnetization of the magnets has no abrupt polarity reversal in the driving direction with respect to the coil cores.
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