Electronic control for engine block heater elements
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United States of America Patent
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Dec 8, 2020
Grant Date -
Apr 19, 2018
app pub date -
Oct 19, 2016
filing date -
Oct 19, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
An electronic control for engine block heater elements for heating an engine to an engine ready temperature includes a power input, a power output, and a controller. The controller includes a clock for keeping a time and a temperature sensor for sensing a temperature. The controller is configured for controlling the power from the power input to the power output in at least two modes of operation for heating the engine to the engine ready temperature. The second mode of timed ready is where the power from the power input to the power output is connected at a pre-calculated time interval for the purpose of making ready the subject vehicle for starting at the desired start time as set by the user. The third mode of maintain ready is where the power from the electrical outlet to the engine block heater element is regulated to maintain the engine ready temperature.
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