Magnetic button structure for closed-loop magnetic circuit

The utility model discloses a magnetic button structure for a closed-loop magnetic circuit, which comprises a magnet block and an attraction iron block, wherein the magnet block consists of a pole closed iron sheet and two permanent magnets, the mutually separated permanent magnets are arranged on t...

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Bibliographische Detailangaben
1. Verfasser: YUAN XUEMING
Format: Patent
Sprache:chi ; eng
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