[PSUBS-MAILIST] Pin Ball Wizard

[Sean T. Stevenson via Personal_Submersibles]

Brian - is there any concern about the balls packing in tight due to vibration over time and not releasing?

Sean


On December 4, 2016 1:52:27 PM MST, Brian Cox via Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>Hi All,
>
>My drop hopper works like a charm !   I just successfully dropped about
>130 lbs of lead balls.   One nice thing about it is that the disk
>stopper, that prevents the balls from falling out, doesn't really see
>the total weight of the balls that are in the hopper.  Most of the
>weight get distributed to the spherical hopper wall, so there is not
>the stress on the turning screw.  The turning screw is Acme stainless
>thread ( 3/4")  , actually what turns is the screw and the short piece
>of thread is what is attached to the disk holding plate which falls
>out.  It was a trip pouring all these balls into the hopper !   I need
>to have somebody inside releasing so I can observe next time! 
>
> 
>
> 
>
>Cheers, 
>
> 
>
>Brian
>
>
>
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>
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