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Meister 1/5 scale P-47

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Old 03-05-2015, 05:17 PM
  #1951  
TonyBuilder
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Gary I wanted to get your opinion on the shrink bare for the retracts. I would think one would have to consider this when planing the build as it will change the way the gear goes into the wheel well. Have you used them on the Meister?

TB
Old 03-05-2015, 09:33 PM
  #1952  
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Originally Posted by TonyBuilder
Gary I wanted to get your opinion on the shrink bare for the retracts. I would think one would have to consider this when planing the build as it will change the way the gear goes into the wheel well. Have you used them on the Meister?

TB
Good question. No, we have never added them to the Meister. Darrel at Sierra did not include them when he designed the gear for this airplane. He did design the CARF P-47 gear with them. The way the gear is designed to fit in this wing, it is certainly not necessary. There is still plenty of room for the inner doors, and it has not impacted any of the scale judging that we have been through. The gear still looks good for the 3-views, and has plenty of travel on the strut to handle all but the hardest of landings without bottoming out. The ship doesn't sit too high either.

This is something that I have not looked into doing on this plane. Not sure if anyone has done it yet. One of those scale fetchers that would be fun to do, but that would go largely unnoticed, even by judges.

Last edited by ram3500-RCU; 03-05-2015 at 11:19 PM.
Old 03-08-2015, 12:11 AM
  #1953  
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I realized how the pilot got a little extra head room under the handle above his head as the canopy slides back. It raised slightly just after it was unlocked. You can easily see this on the canopy track in this picture. This is the right side of the cockpit. As it is, it is hard to have the pilot seat up where it would be, and still have the handle on the canopy. It hits his forehead. Never understood why till I saw this picture. Some day, I will copy this action.

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Old 03-08-2015, 03:37 AM
  #1954  
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Gary the bubble canopy does the same thing and I want to incorporate the warped slide into the canopy slide when I do my Meister build. I would like to find a new system other then the routed squar bras tube, maybe an aluminum track of some kind.


TB
Old 03-08-2015, 10:03 AM
  #1955  
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Originally Posted by TonyBuilder
Gary the bubble canopy does the same thing and I want to incorporate the warped slide into the canopy slide when I do my Meister build. I would like to find a new system other then the routed squar bras tube, maybe an aluminum track of some kind.


TB
Yea, the handle just does clear the head rest. Always wondered how they did that, because our models never have that much room there. That will be a nice detail to incorporate.
Old 03-08-2015, 10:31 AM
  #1956  
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My speciality is scale working details, as a builder for over 30 years in construction I have learned to engineer my own projects.
My weak points are in the finishing of modles, painting and weathering so I have a ways to go there. We will see what I can come up with.

TB
Old 03-08-2015, 10:49 AM
  #1957  
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Originally Posted by TonyBuilder
My specialty is scale working details, as a builder for over 30 years in construction I have learned to engineer my own projects.
My weak points are in the finishing of models, painting and weathering so I have a ways to go there. We will see what I can come up with.

TB
Looking forward to it. We have a similar background. For about 10 years I traveled around the Midwest building Home Depots. I'm off the road and back in residential now with two of my sons. Ironically, one of our biggest customers is Lowe's, who we do installs for.

Last edited by ram3500-RCU; 03-08-2015 at 12:53 PM.
Old 03-08-2015, 02:33 PM
  #1958  
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Turtle deck and area behind the pilot. These Meister parts need modified slightly to correctly create the area just below the armor plating. I have seen this area in bare aluminum, and also painted various colors including flat black, cockpit interior dark green, grey, and primer. I will leave it in RA primer and leave the color up to John. On the front of this you could see the structure that formed a roll bar sort of protection that ran up from under the cockpit to under the armor plating. I left this detail off at this point because the rear of the cockpit is not installed yet. Still need access to things behind the cockpit at this point.

also
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Old 03-08-2015, 02:38 PM
  #1959  
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Looks like a jug now.

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Old 03-08-2015, 02:58 PM
  #1960  
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Very nice, is this one going to have a sliding canopy?

TB
Old 03-08-2015, 03:11 PM
  #1961  
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Absolutely. All my builds have sliders. Working on it now. First thing I do is locate and lock in the front.
Old 03-08-2015, 03:12 PM
  #1962  
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Cool, you using air or an actuator?



TB
Old 03-08-2015, 03:15 PM
  #1963  
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Manual on this one.
Old 03-08-2015, 03:21 PM
  #1964  
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Have you used the Trossen robotics linear actuators? They have 4" 6" and 8"

I will be using two for my canopy, I like them better then air as you can set two stops so you can have a partial opened or all opened canopy.



TB
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Old 03-08-2015, 03:38 PM
  #1965  
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I have not. Have you had any problem keeping them in sink?
Old 03-08-2015, 03:41 PM
  #1966  
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I have only used single actuators and may still do that, but two would be cool, have you heard they don't sink? Maybe put them on a match box!

TB
Old 03-08-2015, 03:50 PM
  #1967  
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Yes I have. The problem is that no two electric motors run exactly the same. Opening is not such a big deal, but it only takes a slight speed difference to twist the canopy enough not to close properly. I have tried it with another system, but I have seen the same problem with these, and worse. If one stalls or doesn't work at all, you really have a problem. I have resolved myself to using one motor in the middle when going all electric, which is most of the time now. I have two Corsairs I will be doing soon both with electric cowls. I don't mind the open or closed senerio because that is usually where you see them. On the check list for landing in WWII was to open the canopy.
Old 03-08-2015, 04:00 PM
  #1968  
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Thanks for the info, one works good for the bubble canopy so I will stick with that.

TB
Old 03-11-2015, 07:42 AM
  #1969  
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Had some tiny aluminum rivets on hand so I added some to the sides of the front turtle deck. The full scale has them in this pattern.

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Old 03-11-2015, 07:49 AM
  #1970  
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Canopies, canopies. Sliding canopies are Not my favorite part of building, but, a scale plane without a sliding canopy is just not right IMO. So, here we go again.

When to do the canopy varies for me. The Corsair for instance is more easily done early on, as it takes (4) rails and two of them are in an area not easy to get to later on, plus, the canopy is easily removed. The Meister P-47 requires a later install because of the three piece fuselage, and all that needs to be done before you join the fore and aft sections and then the turtledeck. This means that I don't do it till the very end, on the Meister. The P-47 canopy is not easily removed, at least the way I do it, using the rail system that Dino sells for this plane. So, I make the cradle system independent of the canopy, so the airframe and canopy can be painted separately, and then when all is done, the canopy can be glued to it's cradle system with RC 56, never to be removed again. More on this later.

So, it begins. First, I do NOT cut the canopy apart until it is cut and fit and marked on the fuselage. I locate it perfectly (the rear embossed framework on the canopy should overlap the turtledeck), then screw the front section down to permanently locate it. When I'm ready to permanently install the canopy, I'll replace these screws with countersunk ones of the same size, and add a few more for scale effect. Pan heads are just easier to work with at this point.

BTW, at this point, and really through out this process, there is no reason to remove the protective covering that comes on the outside of the canopy. I have another 47 in the shop that someone else did most of the work on, and they cut the canopy to shape and then pealed the covering off. These things scratch easily. No need to do that.

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Old 03-11-2015, 08:11 AM
  #1971  
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Now I cut it apart and add the former to the front section with RC 56. I leave this removable until the cockpit is done and she is all painted. No need to rush to glue this on. The little screws will always locate it perfectly no matter how many times you need to remove it.

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Old 03-11-2015, 08:35 AM
  #1972  
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Now the real work can begin. Locating and gluing in the rails is the tricky part for me, and most of my time in a canopy is in this part of the process. Here I have it figured out. The rail needs to angle in as it gets close to the front section so the beam with it's aluminum mount is just inside the front section. I also make the rail parallel to the outline mark of the canopy that i drew on the fuselage earlier. You can also see the notch in the turtledeck just behind the rail so that the beam can slide in from the rear. The full scale has a similar notch. This is covered up by the canopy, when in place.

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Old 03-11-2015, 08:52 AM
  #1973  
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Now I make a cradle for the canopy out of aluminum flashing. I slide the beam in the rail, and glue this cradle to the beam while in place, lining the bottom of it up with the outline of the canopy drawn on the fuselage. CA glues this to the rail quite well. The beam can be the full length, because of the notch in the turtle deck. When fully open, it simply slides out the rear and provides good support in the open position. This cradle is removable so the fuselage and canopy can now be painted. It is completely covered up by the canopy, so it needs no other attention. It is also now an easy thing to fit the canopy to the front section. You simply trim it, place it in the cradle test fitting it until it closes perfectly against the wing screen.

OK, you might ask, why not just glue the canopy to the beam? Because it must slide in from the rear, and after the front former is glued to the sliding canopy, it will not slide over the turtledeck. You would need to glue the former on after sliding the canopy into the rails, install the magnets, and then paint that former in place. Not easy, for me at least.

How do you guys do this? I do something the way I'm comfortable with until I find a better way, and I'm always looking.

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Old 03-11-2015, 04:17 PM
  #1974  
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You have been busy, looks great.

TB
Old 03-11-2015, 04:28 PM
  #1975  
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It continues. I set the rear of the rail flush with the turtledeck. The front is set below the inside of the canopy.

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