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Subject: 
Re: Circular airlock!
Newsgroups: 
lugnet.space, lugnet.build
Date: 
Mon, 1 Jul 2002 08:13:10 GMT
Viewed: 
86 times
  
In lugnet.space, Chris Maddison writes:
Hi all,

Here's that round airlock I mentioned earlier.  To go straight to the pics:

http://www.brickshelf.com/cgi-bin/gallery.cgi?f=20672

1 and 2 show the outside, with airlock open and closed.
3 and 4 show the inside, with airlock open and closed.
5 shows the roof removed.  You can see the how the arches are used here.
6 shows one side's walls removed, and the arches are shown more prominently.
7 shows the key to the arches SNOT.  This is the bottom 1x4 in pics 3 & 4.
8 shows what's happening under the cylinder.

This works great - the airlock is snug, and moves nicely.  It won't wobble
open on you.  And it physically cannot be open to the inside and outside at
the same time when using 3 round panel pieces and this exact arch
configuration.  I neglected to add tiling to the top of the cylinder to
"seal the hole" between it and the roof, but you can do that easily.  Also,
sorry about the black - it's the only color I had enough of to do this, and
I still needed more (hence, the red).

The only real downsides to this are that it
(1) takes a lot of interior space in a small building.  But, I sort of
solved that with the interior detailing, hiding the back/underside of the
arches.

(2) can only be made at a 45 deg. angle.  In pics 1 and 2 you can see
clearly how I made the 45 deg. floor thingie to compensate this well.

   That's magnificent!  It reminds me of the "transporter" on my old
   Star Trek playset (wow, that was a LONG time ago--1977, I think)
   that worked on a similar principle.  But I haven't thought about
   it since--that's an excellent employment of a rotating design.

   Could you use the other "mating" arches--the roof ones--in such a
   design?  That would make grey an easier proposition, because not
   many of us likely have the inverse arches in grey in large numbers.

   best

   LFB



Message has 1 Reply:
  Re: Circular airlock!
 
(...) Thanks Lindsay. (...) You could, and that was my original idea, but then you couldn't use the 1x4 w/ studs on side, you'd have to use something that accepts studs (i.e. 2 1x2 technic bricks w/ two holes). And I couldn't find mine. :-( So yes, (...) (22 years ago, 1-Jul-02, to lugnet.space, lugnet.build)

Message is in Reply To:
  Circular airlock!
 
Hi all, Here's that round airlock I mentioned earlier. To go straight to the pics: (URL) and 2 show the outside, with airlock open and closed. 3 and 4 show the inside, with airlock open and closed. 5 shows the roof removed. You can see the how the (...) (22 years ago, 1-Jul-02, to lugnet.space, lugnet.build) ! 

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