Re: Taxiing before first flight. (long editorial)
Bob Farnam <bfarnam@...>
Larry,
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I see what you are talking about. Next step would be a paper doll sim of the action as David suggested. I'm not sure the rudder response should be "exponential", maybe only the tailwheel steering response. Bob F.
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From: Q-LIST@... [mailto:Q-LIST@...]On Behalf Of Larry Hamm Sent: Friday, October 20, 2006 10:14 PM To: Q-LIST@... Subject: Re: [Q-LIST] Taxiing before first flight. (long editorial) Nope. Bob just wanted the sudden flash of insight, so I haven't gotten it down on paper yet. If I didn't describe it well enough, I'll do a sketch for now. Larry Hamm Steve wrote: > Hey Larry, Have you got a drawing of your bellcrank?? > > > Steve Ham > > > > -- Original Message ----- > From: Larry Hamm > To: Q-LIST@... > Sent: Friday, October 20, 2006 4:54 PM > Subject: Re: [Q-LIST] Taxiing before first flight. (long editorial) > > > Bob, > > Install a bellcrank a la the JB6, but with a twist. > > Fab a disk with a cable guide groove on the edge, sort of like an > automotive throttle advance on the side of a carb or throttle body. This > disk should be oval shaped, with the long axis pointed at the rudder. > The rudder cables are connected at the end closest to the cockpit, and > run down each side of the disk. This disk is attached to the top of the > bellcrank. As the bellcrank and disk turn, the rudder cables see an > increasing radius and turn the rudder faster. That will give you the > exponential response you're looking for, I believe. > > Clear as mud?? > > That's the "Hamm" mod to the JB6. (If it works!) > > Larry Hamm > > Bob Farnam wrote: > > >I would really like to have what the RC guys refer to as > > "exponential" control, where the response is low in the center part of the > > travel, but increases at full rudder input. Easy to do with an RC > > transmitter which has it builtin, but I haven't yet figured out a simple and > > durable mechanical way to make it happen. Anyone have a sudden flash of > > insight? > > > > Bob F > > EAA Flight Advisor > > > > > > > > > > Quickie Builders Association WEB site > http://www.quickiebuilders.org > > > Yahoo! Groups Links > > > > > >
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