Electromagnetic lock
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United States of America Patent
Stats
-
Aug 10, 2010
Grant Date -
Sep 24, 2009
app pub date -
Mar 19, 2008
filing date -
Mar 19, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An electromagnetic lock comprises: a body combined with a retaining frame by using locking studs and retaining screws; one side of the retaining frame being installed with a trigger receiving box; and an absorption plate combined to a supporting frame; two metal rings being installed in the absorption plate; the absorption plate having locking screws; wherein in installation, for aligning the body and the absorption plate, adjusting screws are installed between the absorption plate and the supporting frame. The supporting frame has screw holes for receiving the adjusting screws; one side of the supporting frame has two magnetic holes for receiving magnets; a magnet protection sheet are installed at lower side of the magnets; and a small screw serves to lock the protection sheet to the supporting frame. The trigger can be hidden so as to occupy a small space and the installation work is easy.
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Cited Art Landscape
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