Battery module for the engine compartment of an automobile
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United States of America Patent
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Dec 11, 1990
Grant Date -
N/A
app pub date -
Feb 14, 1989
filing date -
Feb 14, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A battery module for insulating a battery from the heat of the engine of a motor vehicle, the module including a battery compartment, an air inlet and an air outlet, a first air flow path connecting the air inlet to the air outlet and a second air flow path around the outside of the battery compartment connecting the air inlet to the air outlet, a damper positioned in the housing for movement between a first position wherein the first air flow path is open and the second air flow path is closed and a second position wherein the first air flow path is closed and the second air flow path is open, a shape memory alloy member for moving the damper from the first position to the second position when the ambient temperature exceeds a predetermined minimum and a spring for biasing the damper to the first position when the ambient temperature is less than the predetermined temperature.
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