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by mmk8283
Wed Aug 10, 2022 1:40 pm
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Re: A look inside the "bleacher reacher" t-shirt launcher

Thanks for the clarification, I guess I've never seen an o-ring used in that way. I think I have the concept pretty well figured out here...

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by mmk8283
Wed Aug 10, 2022 2:52 pm
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Re: A look inside the "bleacher reacher" t-shirt launcher

I'm working on a mostly 3D printed version of this that fits inside of a 3"pvc
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by mmk8283
Wed Aug 17, 2022 10:56 am
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3D printed internal valve trial

Hi Everyone, I'm relatively new here, and previously posed this to the bleacher-reacher thread. I thought it might be more appropriate to make a new thread dedicated to my experimentation with a 3D printed internal valve. I'm open to everyone's thoughts and suggestions, and I will answer as many que...
by mmk8283
Tue Aug 23, 2022 7:53 am
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Re: 3D printed internal valve trial

I'm only going to be dealing with about 40psi max.. which puts me around 280lbs of pressure on this. At this point I'm still testing concept, and it could likely be made from aluminum if need be. With the piston itself being 3D printed, it has very low mass and hopefully will not create too much imp...