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    Re: Artificial Horizon, K & E USN No. 6
    From: Alexandre Eremenko
    Date: 2012 Nov 26, 09:20 -0500

    It is hard to believe that for filing the mercury
    the basin had to be inverted.
    
    I have another conjecture. That the upper portion of the jug served
    as a kind of funnel.
    
    Alex.
    
    > Hello:
    >
    > With  help from a friend, here are some photos of AH. Since I last wrote,
    > I've found on-line more pictures of these devices, but none with a basin
    > having a threaded connection in the corner.  The tip of the cone/jug  is
    > missing, and the small threaded connection on the interior tip is
    > partially broken off.  There is a fine hole in the broken tip/threaded
    > piece.
    >
    > I now believe the missing tip was a transition piece that allowed the jug
    > of fluid to be directly threaded to the basin. The basin has a 3/8 inch
    > bolt thread. The top of the jug where you see the plug is a 7/8 inch bolt
    > thread.
    >
    > I suspect the pouring process went something like this: 1. The jug was
    > removed from the carrying box and the missing transition piece was screwed
    > into the basin. 2. Plug removed. 3 .  With the basin inverted , the basin
    > was screwed onto the transition piece with  jug. 4. Then the entire unit
    > was inverted with the Hg flowing into the basin.   After CN work
    > completed, the HG was poured back into the jug.  Note how the cone can be
    > inverted so it acts as a funnel for the fluid going into the jug. The
    > corner of the basin has the pouring spout.   Maybe?? Pretty simple and
    > neat!?
    >
    > A friend has access to a machine shop and I'll have a brass transition
    > piece machined. I would love to know how the original  top piece and any
    > other components looked. I've given up looking online and maybe I'll
    > contact the RPI library in Troy NY.  Maybe they have some old Gurley
    > catalogs.
    >
    > Has anyone ever used something like this?  Thoughts?
    >
    >
    > Bruce
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    >
    > Attached File: http://fer3.com/arc/img/121212.artificial-horizon-0554.jpg
    >
    > Attached File: http://fer3.com/arc/img/121212.artificial-horizon-0555.jpg
    >
    > Attached File: http://fer3.com/arc/img/121212.artificial-horizon-0557.jpg
    >
    > Attached File: http://fer3.com/arc/img/121212.artificial-horizon-0559.jpg
    >
    > Attached File: http://fer3.com/arc/img/121212.artificial-horizon-0560.jpg
    >
    >
    > View and reply to this message: http://fer3.com/arc/m2.aspx?i=121212
    >
    >
    >
    
    
    
    
    

       
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