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Search: Posts Made By: C120driver
Forum: RV-12/RV-12iS 03-21-2019, 07:23 PM
Replies: 4
Views: 1,016
Posted By C120driver
He said what?

Quote:

I think this leads to a lot of confusion since a lot of folks put "Vans Aircraft" as the manufacturer and in fact they are the manufacturer.

Yep. I'm confused. Are you saying it does not...
Forum: RV Friends Who Have Passed On 07-04-2018, 07:22 PM
Replies: 1
Views: 724
Posted By C120driver
Wayne Moyer, RV-12 builder, 1 April 2018

Catching up on my EAA Sport Aviation reading I read in the June edition that Wane Moyer of Beavercreek, Ohio (near Dayton, Ohio) had passed away. Wayne along with his close friend Geoff Hays had...
Forum: RV-12/RV-12iS 03-26-2017, 07:34 PM
Replies: 12
Views: 2,813
Posted By C120driver
Mel, I think you are wrong about the...

Mel,

I think you are wrong about the relationship between boundary layer (BL) thickness and speed. Many years ago I took a boundary layer course at Ohio State and we used Schlitching's text...
Forum: RV-12/RV-12iS 07-05-2016, 11:33 AM
Replies: 33
Views: 10,162
Posted By C120driver
In answer to questions and comments raised, I...

In answer to questions and comments raised, I have this to say. Even though the wing is pinned to the fuselage, there is a direct increase in shear load across the pins due to there being added...
Forum: RV-12/RV-12iS 07-03-2016, 08:42 PM
Replies: 33
Views: 10,162
Posted By C120driver
Joe, I have several things for you to consider...

Joe, I have several things for you to consider about your design. I am not trying to ”rain on your parade” here, but in my opinion what you are doing here is not a good idea without the “blessing” of...
Forum: RV-12/RV-12iS 04-10-2016, 06:40 PM
Replies: 21
Views: 8,901
Posted By C120driver
I was going back and looking more carefully at...

I was going back and looking more carefully at what had been said in previous posts and this one quote from DonFromTX caught my attention. Windows in airplanes are not counted on for structural load...
Forum: RV-12/RV-12iS 04-08-2016, 04:16 PM
Replies: 17
Views: 4,578
Posted By C120driver
Engineering design dictates that no threads are...

Engineering design dictates that no threads are ever placed in bearing for the very reasons your structural failures demonstrates. Just imagine the incredibly high P/A (pressure/area) bearing force...
Forum: RV-12/RV-12iS 02-18-2016, 12:13 PM
Replies: 15
Views: 6,332
Posted By C120driver
This looks like a slick mod for flyers in the...

This looks like a slick mod for flyers in the cold north. I wonder if this should be considered only a winter mod and should be removed for summer flight. The oil cooler fin area is sized for a...
Forum: RV-12/RV-12iS 02-17-2015, 01:58 PM
Replies: 44
Views: 10,846
Posted By C120driver
Thanks all for your replies. Never thought to go...

Thanks all for your replies. Never thought to go to Van's website.
__________________
George
Forum: RV-12/RV-12iS 02-17-2015, 10:51 AM
Replies: 44
Views: 10,846
Posted By C120driver
"scotchbrite wheel" This is a recurring...

"scotchbrite wheel" This is a recurring deburring tool of great use building Vans' aluminum airplanes but looking back through the history of VAF posts I do not seem to find a specific call out of...
Forum: RV-12/RV-12iS 02-08-2015, 10:14 PM
Replies: 44
Views: 10,846
Posted By C120driver
Harbor Freight has these suitcase-size bins on...

Harbor Freight has these suitcase-size bins on sale at this date 8 Feb. My question is which one? There are large compartment and small compartment boxes. I assume the small because of the vast...
Forum: RV General Discussion/News 10-02-2014, 12:57 PM
Replies: 18
Views: 7,888
Posted By C120driver
Fuselage wrinkles

For those of you interested in the technical side of this fuselage side wrinkling phenomena, airframe structures engineers call this web deformation a characteristic of a diagonal tension field beam....
Forum: RV-12/RV-12iS 10-27-2011, 08:03 AM
Replies: 136
Views: 41,133
Posted By C120driver
Thanks John . . .

Thanks for the follow-up comments. I am sorry to come down hard on you in my discussion, but I wanted to make it clear as to what you are "messin' with" here. I am glad to learn that you smoothed...
Forum: RV-12/RV-12iS 10-27-2011, 07:15 AM
Replies: 136
Views: 41,133
Posted By C120driver
I understand your concern about fuel in the...

I understand your concern about fuel in the cockpit during a crash condition. I am just trying to convey to the community that caution is in order when making mods to this important structural tie...
Forum: RV-12/RV-12iS 10-26-2011, 10:33 PM
Replies: 136
Views: 41,133
Posted By C120driver
Crash load design

Unless you have aircraft structural engineering design knowledge, I think you should not be redesigning the attachment structure for this tank. I am a retired (Air Force civilian) structures...
Showing results 1 to 15 of 15

 
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