[PSUBS-MAILIST] Drop weight design

[James Frankland via Personal_Submersibles]

that's a point.  they may get blocked up on release?  like pouring rice
down a funnel.  Sometimes gets stuck and requires a shake.

On 16 September 2016 at 11:59, hank pronk via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Brian,
> It sounds like a lot of extra work, making little lead balls and a
> container that could get plugged up.  Can't you just make a lead block and
> cast in ss bars to hold the block in place.  That is what Gamma has.
> Hank
>
>
> On Thursday, September 15, 2016 9:21 PM, Brian Cox via
> Personal_Submersibles <personal_submersibles at psubs.org> wrote:
>
>
> Hi All,
>              I'm getting excited to be working on my new drop weight
> design !    What I've decided to do is to make a whole lot of 1 inch
> diameter lead balls which will fall out when I open a door on the bottom of
> a rather large holding container.   Since my drop weight shaft is at an
> angle instead of straight down I didn't want too much angular force on the
> shaft, so this way most of the weight of the lead will be carried by the
> holding container.  I know it's going to be a lot of extra work making the
> molds and everything but I've always like the idea of the lead shot type of
> ballast release.  Turns out that you need 5X the diameter of the ball
> diameter for the exit hole where the lead falls out.  I'm in the process of
> building a sphere making tool which I will also be able to utilize for the
> cue ball arm device.
>
> Brian
>
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