[NSRCA-discussion] Integral Landing gear

[Ron Van Putte]

Yeah? So?

Ron

On Feb 27, 2010, at 8:32 AM, Ed White wrote:

> It is fun to watch these threads, but getting a little predictable..
>
> Phase A) It almost always starts with a simple, legitimate request  
> for helpful information
> Phase B) for which a few useful answers are given.
>
> But you know the wolves are out there circling.
>
> Phase C)  Finally one dives in and takes a bite with a facetious  
> answer.
> Phase D)  Then the whole pack dives in and the fur flies everywhere.
> Phase E)  Eventually things devolve into glow vs. electric
> Phase F)  Then Futaba vs. JR  (ya know the 14MZ has a built-in mix  
> to mix out the effect of the steel plate)
>
>
> who's next?
>
> Ed
>
>
>
> ----- Original Message ----
> From: Verne Koester <verne at twmi.rr.com>
> To: General pattern discussion <nsrca-discussion at lists.nsrca.org>
> Sent: Fri, February 26, 2010 5:04:39 PM
> Subject: Re: [NSRCA-discussion] Integral Landing gear
>
> About 1/3 the weight of the angle plate.... You'll probably STILL  
> make weight if it's glow-powered.   ;>)
>
> Verne
>
> -----Original Message-----
> From: nsrca-discussion-bounces at lists.nsrca.org [mailto:nsrca- 
> discussion-bounces at lists.nsrca.org] On Behalf Of Bob Kane
> Sent: Friday, February 26, 2010 3:22 PM
> To: General pattern discussion
> Subject: Re: [NSRCA-discussion] Integral Landing gear
>
> I followed your instructions, but pushed the angle plate into the  
> cabosil and let it cure before I read the part about the wax  
> paper.  How much tail weight will I need to balance the angle plate?
>
>
>
>
>
>
>
> Disclaimer:  This is intended as a humorous reply only. No actual  
> angle plates or Integral Fuselages were harmed.
>
>
> Bob Kane
> getterflash at yahoo.com
>
>
> --- On Fri, 2/26/10, Verne Koester <verne at twmi.rr.com> wrote:
>
>> From: Verne Koester <verne at twmi.rr.com>
>> Subject: Re: [NSRCA-discussion] Integral Landing gear
>> To: "'General pattern discussion'" <nsrca-discussion at lists.nsrca.org>
>> Date: Friday, February 26, 2010, 1:21 PM
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> I added 1/32” to the face of
>> the nose ring on the fuse on the
>> left side which increased the angle by 1/32”. If you do
>> the math, it equates to
>> adding about .5 degrees of right thrust. The way I did it
>> was to block the fuse
>> up on my table at .5 degrees positive as compared to the
>> stab which I used as
>> my 0 reference line. Then I glued a little bitty square of
>> 1/32” balsa to the
>> left side of the nose ring on the face near the outer edge.
>> Then I applied a
>> very thick, pasty mixture of cabosil and resin to the
>> entire face of the nose
>> ring and pushed a large, steel angle plate up against it. I
>> wiped off the
>> excess, and let it cure, using wax paper as a release film
>> between the angle
>> plate and resin. Since the fuse was sitting at .5 positive
>> and the angle plate
>> was 90 degrees to the table, the end result was that my
>> nose ring now has .5
>> down thrust when the fuse is sitting at 0. The little
>> square of 1/32 balsa
>> canted the angle plate .5 degrees to the right. This all
>> sounds very heavy, but
>> the weight gain was actually about 4 grams. You may need to
>> think about this
>> for a second, but if your down thrust is at 0 when the fuse
>> is at .5 positive,
>> then the down thrust will be at -.5 when the fuse is at
>> 0.
>>
>>
>>
>> Verne
>>
>>
>>
>>
>>
>>
>>
>> From:
>> nsrca-discussion-bounces at lists.nsrca.org
>> [mailto:nsrca-discussion-bounces at lists.nsrca.org] On
>> Behalf Of Vicente
>> "Vince" Bortone
>>
>> Sent: Friday, February 26, 2010 9:30 AM
>>
>> To: General pattern discussion
>>
>> Subject: Re: [NSRCA-discussion] Integral Landing
>> gear
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> Verne,
>>
>>
>>
>> Just
>> curiosity.  When you said "add 1/32 right
>> thrust", means to add
>> to the one is already set at the nose ring?
>> Is 1/32" is at the
>> tip of the prop?
>>
>>
>>
>> Thanks,
>>
>>
>>
>> Vicente "Vince" Bortone
>>
>>
>>
>> ----- Original Message -----
>>
>> From: "Verne Koester" <verne at twmi.rr.com>
>>
>> To: "General pattern discussion"
>> <nsrca-discussion at lists.nsrca.org>
>>
>> Sent: Friday, February 26, 2010 12:28:31 AM GMT -06:00
>> US/Canada Central
>>
>> Subject: Re: [NSRCA-discussion] Integral Landing gear
>>
>>
>>
>> John,
>>
>> With the stab at 0, make the wing .5 positive, reduce the
>> down thrust to .5
>>
>> down, and ADD 1/32 right thrust. I'm currently
>> finishing my third one and
>>
>> got it right on the second one. Now I'm just
>> duplicating it. Actually, the
>>
>> first one flew great but needed some mixing. With the
>> settings I just gave
>>
>> you, it'll track straight forever on either knife edge
>> with no mix. The
>>
>> extra right thrust was to eliminate a slight left drift at
>> the top of tall
>>
>> verticals. I left the stab at the factory position and
>> called that 0. Your
>>
>> wing will actually be slightly negative to that so
>> you'll need to increase
>>
>> the incidence to .5. The nose ring has a little over 2
>> degrees down so
>>
>> you'll need to remove 1.5 degrees from that. Can't
>> help on the gear, I used
>>
>> Bolly F3A Longs. BTW, set the CG at the LE of the wing tube
>> or just a little
>>
>> rearward of that, like 1/8" or so. Hope this helps.
>>
>>
>>
>> Verne Koester
>>
>>
>>
>> -----Original Message-----
>>
>> From: nsrca-discussion-bounces at lists.nsrca.org
>>
>> [mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf
>> Of John Gayer
>>
>> Sent: Friday, February 26, 2010 12:39 AM
>>
>> To: NSRCA Mailing List
>>
>> Subject: [NSRCA-discussion] Integral Landing gear
>>
>>
>>
>>
>>
>> The landing gear legs I received with my Integral weigh 6
>> ounces and are
>>
>> very rigid as well. I noticed that when Jason listed the
>> weights of the
>>
>> components on RC Universe that the gear legs were listed at
>> 3.2 ounces
>>
>> which is a substantial difference.
>>
>> This will be powered by a YS 170. I haven't checked yet
>> but I intend to
>>
>> add adjusters if necessary to achieve stab incidence of 0.0
>> degrees and
>>
>> a wing incidence of +0.5 degrees.
>>
>>
>>
>>  I have three questions that I would like to resolve
>> before I get any
>>
>> further along.
>>
>>
>>
>> 1. Is there a replacement gear that is lighter and in
>> particular more
>>
>> flexible?  Height of the gear should be about 8
>> inches.
>>
>> 2. Should the downthrust be reduced from the approximately
>> 2 degrees
>>
>> built into the nose ring to about 0.5 degrees down or ?
>>
>> 3. Should the sidethrust be reduced?
>>
>>
>>
>> Would appreciate help from those of you who have already
>> run into these
>>
>> problems and found solutions that are working for you.
>>
>>
>>
>> Thanks
>>
>>
>>
>>
>>
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>>
>>
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>>
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