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Electromagnetically controllable safety lock

  • US 6,318,136 B1
  • Filed: 12/28/1999
  • Issued: 11/20/2001
  • Est. Priority Date: 01/30/1998
  • Status: Expired due to Fees
First Claim
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1. An electromagnetically controllable safety lock for containers for valuables, comprising a locking bar having a passage pin, and an electromagnet acting as a retaining magnet, said electromagnet blocking or releasing the retraction of the locking bar via controlling and blocking elements, wherein a driving nut moves a slider provided with teeth and driving along a blocking plate provide with a passage pin channel, said blocking plate being coupled via a spring with a control plate having an angularly offset passage pin channel, said control plate supporting an armature, said armature being retained by the electromagnet when current is applied, causing both channels to be aligned with the lock axis and permitting the passage pin with the locking bar to pass.

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