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Electric Head Control Patent Number 2,180,287
Circa 1939.
The wall of aircraft engine governors.
Saving Woodward and Hamilton Standard legacy engine governors, one unit at a time.
In the workspace of the reference library and engine governor display area.
HYDROMATIC PROPELLERS EQUIPPED EXCLUSIVELY WITH WOODWARD GOVERNORS.
The Electric Head assembly parts.
Operating diagram of the electric head assembly of the governor.
HYDROMATIC PROPELLERS EQUIPPED EXCLUSIVELY WITH WOODWARD GOVERNORS.
HYDROMATIC PROPELLERS EQUIPPED EXCLUSIVELY WITH WOODWARD GOVERNORS.
HANDBOOK OF INSTRUCTIONS WITH PARTS CATALOG.
A few Hamilton Standard Company manuals.
Having fun collecting old aircraft propeller manuals.
Opening up the electric head cover of the 79 year old constant speed control.
Wow! All the components look to be in great condition.