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    Re: Artificial Horizon, K & E USN No. 6
    From: Bruce J. Pennino
    Date: 2012 Nov 26, 10:55 -0500

    Returning the fluid is easy.....there is a pouring spout on one corner of
    basin. Screw funnel onto the jug in a normal funnel mode (small diameter
    down of course). Then pour Hg off spout end.
    
    Bruce
    
    
    
    
    
    
    
    
    
    
    
    
    
    ----- Original Message -----
    From: 
    To: 
    Sent: Monday, November 26, 2012 10:31 AM
    Subject: [NavList] Re: Artificial Horizon, K & E USN No. 6
    
    
    >
    > It is also interesting to think of the procedure of returning mercury to
    > the bottle:-)
    >
    > I would search the Internet (museums pages?) to see pictures of an AH
    > of exactly this kind, before trying to make the missing part.
    >
    > Alex.
    >
    >> I agree it is hard to believe the inverting process.   It is easier to
    >> explain with you having the pictures.
    >>
    >> The upper portion of jug..... the funnel,  was an intermediary piece in
    >> the
    >> filling process..... the missing transition piece screwed into the basin,
    >> the funnel piece attached to the opposite end of the  transition piece,
    >> and
    >> then the funnel threaed onto the jug with the plug removed. During
    >> preparation the jug was in its normal orientation, base down.Other pieces
    >> was inverted.   Then all were rotated for the fluid to flow into the
    >> basin.....maybe.
    >>
    >> Bruce
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >>
    >> ----- Original Message -----
    >> From: 
    >> To: 
    >> Sent: Monday, November 26, 2012 9:20 AM
    >> Subject: [NavList] Re: Artificial Horizon, K & E USN No. 6
    >>
    >>
    >>>
    >>> 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
    >>>>
    >>>>
    >>>>
    >>>
    >>>
    >>>
    >>>
    >>>
    >>
    >>
    >>
    >>
    >>
    >> View and reply to this message: http://fer3.com/arc/m2.aspx?i=121218
    >>
    >>
    >>
    >
    >
    >
    >
    >
    
    
    
    
    

       
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