A few years ago we made some Wiggins couplings for water plumbing.
These are widely used in airliners and military aircraft as well as
Formula
1 race cars. They are highly reliable, long lasting  and quick to take
apart. They must be tig welded to aluminum tube. If you buy the race car
versions they are about $100 each. We simplified them by doing away with
the
outer trick clamp and used a mundane hose clamp instead. We also
standardize
on 1.5 inch OD aluminum tubing for water plumbing. That would be the only
size we would make.
We are thinking of making another batch but we would need to make at least
50 sets. Is anybody interesting in buying some of these? My guess is they
would be half the price or about $50 a set.
Paul Lamar
Paul,
I will take six.
Blake
OK it looks like we are getting some interest. I know Mark Steitle wants
some more as I think he is re-doing his ES installation with a 3 rotor
p-port.
Paul Lamar
Paul,
Correct, but I don't know how many I'll need at this time.
Mark S.
That is OK we are almost getting enough interest for me to take the
finacial risk. I think I figured out how to use the same part to bond or
weld.
Paul Lamar
Paul,
Being able to glue them together would be a big plus for many builders. I
prefer to TIG them though.
Mark S.
My new design will be a lot easier to tig weld as it will not be a butt
joint like the old design. You won't need welding rod. Just melt them
together. One could also aluminum braze them with a low temperature flame.
Paul Lamar
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