Acceleration responsive switch
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United States of America Patent
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Jun 4, 1991
Grant Date -
N/A
app pub date -
Feb 12, 1990
filing date -
Feb 12, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An acceleration responsive switch, for operating an air bag system installed in an automobile, includes a cylindrical receptacle for containing an electrically conductive liquid such as mercury and an inert gas, a metallic lid having an open end and hermetically secured to the open end of the receptacle, and a pair of electrodes having one ends extended into the receptacle through the open end of the lid, respectively such that the one ends of the electrodes are brought into contact with the conductive liquid when a shock acting on the receptacle causes the conductive liquid to move within the receptacle.
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