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Old 05-19-2018, 01:59 PM
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joedallas joedallas is offline
Join Date: May 2010
Location: Spring Hill Fl
Posts: 761
Default This is Silly

See page 140

The doubler is not a patch there in no damage under it.

It is just a term

My View It is a Patch

Originally Posted by Piper J3 View Post
Not a patch. Patches are for bicycle tires. Aircraft don't do "patches". Correct term is doubler. Look at the bottom of your fuselage and you will see a number of doubler plates in high stress locations. Doublers are used to distribute load safely into the surrounding skin...
Joe Dallas

Last edited by joedallas : 05-19-2018 at 02:52 PM.
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