Heating system shut-off system using detector and existing safety switch or fuel valve
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United States of America Patent
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-
Feb 23, 1993
Grant Date -
N/A
app pub date -
Jun 24, 1991
filing date -
Jun 24, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A safety apparatus for shutting off a unit having a manually operated power interruption switch upon detecting a predetermined condition. In addition, to power interruption a fluid fuel supply to a combustion unit having a manually operated interruption valve arranged in the line is also interrupted.
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Cited Art Landscape
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