Electromagnet driving apparatus and electromagnetic relay
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 19, 2003
Grant Date -
Oct 11, 2001
app pub date -
Mar 28, 2001
filing date -
Mar 28, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A permanent magnet 24 is stood vertically at a position shifted on way off the central position of a central piece 20c for a U-shaped iron core 20. An armature 50 has a projection 54 as a fulcrum at an off-centered position so that the fulcrum is placed on an upper end face of the permanent magnet 24. Also, a coil 41 is wounded around a pole piece 20b of the iron core 20 on a near side to the central position.
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