Electromagnetic relay system
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United States of America Patent
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Sep 25, 2007
Grant Date -
Aug 18, 2005
app pub date -
Feb 16, 2005
filing date -
Feb 18, 2004
priority date (Note) -
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Abstract
An electromagnetic relay system is constituted by containing an electromagnetic relay arranged in a case and including a coil, a movable contact and a plurality of fixed contacts, a positive terminal and a negative terminal formed to project from the case, and load terminals formed to project from the case and connectable to a motor. An electric current flowing in the motor is controlled by controlling an electric current flowing in the coil. A ground line extended from the coil is connected to the negative terminal via a coil spring in the case.
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