Backup pump for aircraft instrument system including heater
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United States of America Patent
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-
Jun 30, 1987
Issued Date -
N/A
app pub date -
Nov 15, 1985
filing date -
May 11, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pump system for use with an air operated instrument system of an aircraft. A primary pump is connected to an air operated instrument and a backup pump is provided in the event of failure of the primary pump. Heated air from the discharge port of the primary pump is used to heat the backup pump during operation of the primary pump.
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