[TheForge] Ralph, Mike and their toys (Was: OT Threads ?)

Bob Ehrenberger eforge at centurytel.net
Wed Feb 15 23:34:42 EST 2006


I replaced the govener on our Fergason tractor many years ago.  It was a
couple of cones with ball bearings between them.  The faster it turned the
more preasure the bearings had against the cones forcing them to separate.
As they separated they would put preasure against the throttle. This design
would be hard to retrofit to another engine, just thought I'd throw it out
there.

The  typical small engine govenor is a sail paddle that picks up the air off
of the fins on the fly wheel. The sail is balanced with springs to the back
of the throttle. The faster the engine turns the more preasure the sail
exerts against the throttle.  You might be able to rig something off the
cooling fan if it is direct drive.  If your truck has an electric cooling
fan you would need to rig up a fan, baybe in place of the A/C pump or the
P/S pump neither of which would be of much use on a stationary engine.


Another idea, rental trucks usually have govoners.  You might be able to get
a look at one of those at a local rental place.  Maybe find an old
U-Haul/Ryder in the junk yard and get it's govenor.

Robert Ehrenberger
Shelbyville, Mo.
eforge at centurytel.net



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