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-   -   pattern plane with flying stab (https://www.rcuniverse.com/forum/classic-rc-pattern-flying-379/11429778-pattern-plane-flying-stab.html)

always420 03-03-2013 08:35 AM

pattern plane with flying stab
 
Anyone know of any old pattern planes that have a flying stab?

Michaelj2k 03-03-2013 09:16 AM

RE: pattern plane with flying stab
 
F9 and Glasskraft Viper. Both are vintage sixties designs.

bem 03-03-2013 09:39 AM

RE: pattern plane with flying stab
 
Hi,

Bob Violett "Shrike":
(search in rcgroups Classic Pattern Flying forum to see the plane)

Carl Weber "Sequel":
http://www.rcuniverse.com/forum/m_30...tm.htm#3081399

/Bo

dhal22 03-03-2013 10:25 AM

RE: pattern plane with flying stab
 
I have a gorgeous fully painted P-8 with a flying stab. Brand new YS 60 and and Kraft retracts but I'm to afraid to fly it.

always420 03-03-2013 02:58 PM

RE: pattern plane with flying stab
 
I have the plane just dont know what kind it is. fuslage is broken almost in halve but wings n stabs are perfect also have os61v and header and spring air retracts will post pic of plane as soon as i figure out how.maybe someone has plane and could use the parts

MTK 03-03-2013 04:34 PM

RE: pattern plane with flying stab
 


ORIGINAL: dhal22

I have a gorgeous fully painted P-8 with a flying stab. Brand new YS 60 and and Kraft retracts but I'm to afraid to fly it.
Flying stabs should be statically balanced to keep pitch divergence at bay. Also if the fulcrum is chosen poorly, there may be too much aerodynamic imbalance to overcome even with today's excellent high tork digital servos.

The AC of wing/stab is by definition 25%MAC. Place the fulcrum on or very near the AC projection to the fuse, statically balance the thing and it should work fine

rv7driver 03-04-2013 05:43 AM

RE: pattern plane with flying stab
 
I have the Utopia, designed by george Albright. Pics were posted around 5 2012, you can look for "history of the utopia" the thread will show up. Gearge started designing it around 1973 full flying stab. I think george made around 50 kits, very pricey from 1973 to 1979. Pete

A&P Mechanic 03-09-2013 12:18 AM

RE: pattern plane with flying stab
 
Hi Everyone again.
I have resumed building my Conquest VI, and have thought about incorporating a stabilator, rather than elevators, and cannot think of too many reasons to not do it. I could accomplish the modification, and I think it would look neat, but, do you guys think it would change the performance in any negative ways? I think it would be sturdy enough, and aerodynamically "cleaner", but I don't want the change to screw-up the performance. I welcome your input for this idea.

Wduck 03-10-2013 02:52 PM

RE: pattern plane with flying stab
 
1 Attachment(s)
This is a S&W Brushfire Plus I picked up at a swap meet. It has the Giezendanner unit. Hoping to have out flying in April once I go through it.



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MTK 03-14-2013 09:19 AM

RE: pattern plane with flying stab
 


ORIGINAL: A&amp;P Mechanic

Hi Everyone again.
I have resumed building my Conquest VI, and have thought about incorporating a stabilator, rather than elevators, and cannot think of too many reasons to not do it. I could accomplish the modification, and I think it would look neat, but, do you guys think it would change the performance in any negative ways? I think it would be sturdy enough, and aerodynamically "cleaner", but I don't want the change to screw-up the performance. I welcome your input for this idea.
Choose the pivot point as I described above and statically balance it. It may not need 100% static balance. On ailerons that I statically balanced in the pastI balanced about 70% of the aileron weight and the servo did the rest. That saves real weight in the tail.

If you need to find the AC of the stab, look up Geistware on-line, for a reasonable calculator that will give you all the answers you need

TFF 03-14-2013 04:39 PM

RE: pattern plane with flying stab
 
There was a pattern biplane in RCM, early 80s with flying stab. Also in MA during same time was a .40 pattern plane with one. I cant remember the names right now.

A&P Mechanic 03-19-2013 11:58 AM

RE: pattern plane with flying stab
 
Thanks. I'm doing the flying stab.
I am going into seizures, trying to build the thing right (in my head), before I put it onto the airplane.
I've made a few test configuration sections, and have decided to make the stab non-removable. That may change, by the time I actually implement it on the plane, though. It's a little more difficult than conventional stab and elevators, but I want it to be right the first time. Are you laughing? Really, it has to function properly, right off the board.
I'll keep you up-to-date about my progress, if you're interested. Thanks again.

bushpilot-RCU 09-22-2013 11:27 AM

Always 420 did you ever get a chance to take pics of your plane? if you haven't figure out how to post them here, could you email them to [email protected] thanks

f16-pit 09-24-2013 02:40 AM

Flying Stab build in 1973:

Warlord by Jim Wilmot:

http://www.airplanesandrockets.com/a...ft-modeler.htm


Greetings from Germany

Peter

Jim_Purcha 09-28-2013 06:38 AM

Bob Violett Shrike
 
2 Attachment(s)
http://www.rcuniverse.com/forum/atta...mentid=1925668http://www.rcuniverse.com/forum/atta...mentid=1925669

Bob Violett's "Shrike" from American Aircaft Modeler.

Jim

pimmnz 09-28-2013 01:51 PM

Not forgetting Matts' 'Arrow'.
Evan, WB #12.

Jim_Purcha 09-28-2013 02:16 PM

1 Attachment(s)

Originally Posted by always420 (Post 11430082)
I have the plane just dont know what kind it is. fuslage is broken almost in halve but wings n stabs are perfect also have os61v and header and spring air retracts will post pic of plane as soon as i figure out how.maybe someone has plane and could use the parts

Very curious to find out which plane it is. Even a fibreglass fuselage can be repaired and used as a plug to make a mould.

Jim

BullardRM 09-28-2013 02:21 PM

There was a fellow club member in Denver that put a flying stab on a Mach 1. I believe his name was Loyd Nicholson. Flew great.

Pattern One 09-28-2013 04:00 PM

Gentlemen,

I own the original Bob Violett Flying Fork mold and have plenty of Flying Fork Kits and replacement parts if anyone needs them. Send a PM for details.

Leo
Klasskotemo
NovaRossi Engines & Parts
B&D Retracts

spl 09-29-2013 06:29 AM

hi nice brushfire, I stated making them again. Stan S&W

Pattern One 09-29-2013 09:54 AM

Stan,

Will you please post some details on your Brushfire Kti? Do you have a web site?

Leo
Klasskotemo
NovaRossi Engines & Parts
B&D Retracts

doxilia 09-29-2013 04:22 PM

Stan,

yes indeed! I'd also be interested in a kit.

Any photos?

I sent you a personal message (PM).

Thanks, David

spl 10-01-2013 04:47 AM

Hi All. I Manufactured the Brushfire Plus kit back in the 80s sold hundreds of them. Now that I started flying Classic Pattern again the idea to start making The kit again came about, as soon as I finish a new F3A design by Dean Pappas I will make a few Brushfires maybe buy December. I will keep
you posted.

Stan S&W.

Jim_Purcha 10-05-2013 07:33 AM


Originally Posted by pimmnz (Post 11626599)
Not forgetting Matts' 'Arrow'.
Evan, WB #12.

Don't think it has one.

Jim

jcrider 10-05-2013 12:49 PM

Yes Stan please keep us posted. Just stumbled on this it needs its own thread!!


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