Permanent-magnet hoist

Permanent-magnet hoist

  • CN 2,161,590 Y
  • Filed: 06/12/1993
  • Issued: 04/13/1994
  • Est. Priority Date: 06/12/1993
  • Status: Active Grant
First Claim
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1. , a kind of permanent magnetic lifter, comprise the rotor that constitutes by moving permanent magnet and magnetizer, hold described the rotor housing that rotates of portion and the state exchange mechanism that handles rotor rotation within it, it is characterized in that also comprising a fixed permanent magnet, the direction of magnetization of described fixed permanent magnet is a horizontal direction, when permanent magnetic lifter was in closure or mode of operation, moving permanent magnet and fixed permanent magnet were a straight line in vertical direction.

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