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Mark · Post by **Mark** » Tue Jul 30, 2024 9:19 pm

Mark · Post by **Mark** » Mon Aug 05, 2024 8:29 pm

SKYMECHMAN Building A Gasoline Gatling 4.4 Pound Thrust Pulse Jet Engine RTR
https://www.youtube.com/watch?v=k9FdN2cnh6A

Mark · Post by **Mark** » Tue Aug 13, 2024 9:00 pm

This motor brought to mind my little wheel motor which also uses expansion and contraction to propel objects.
Piezoelectric motor
https://www.youtube.com/watch?v=uFZsH62ewYo
Little Wheel Motor
https://www.youtube.com/watch?v=9jKUXVG8duE
Or this ...
https://www.youtube.com/watch?v=Se1hlK7twzc

Mark · Post by **Mark** » Tue Aug 13, 2024 9:00 pm

Double post

Mark · Post by **Mark** » Mon Aug 19, 2024 1:44 pm

Maybe the first solar-powered putt-putt boat - no moving part - no candle - raw footage.
https://www.youtube.com/watch?v=IlfabA4Sv8o

Post by **Mike Everman** » Tue Sep 10, 2024 3:40 am

Cool. I’ve always wanted to make a biggish puttputt

Mark · Post by **Mark** » Tue Sep 10, 2024 8:53 pm

Mike Everman wrote: ↑
Tue Sep 10, 2024 3:40 am
Cool. I’ve always wanted to make a biggish puttputt

In part it seems like a question of balance, matching the exhaust tube and chamber volume to harness the effect. And surface area ...
https://www.youtube.com/watch?v=bDItSUeykrA
Small ones are interesting too, I wonder just how small you could make one?
https://www.youtube.com/watch?v=8vKvYuzSeXg

Mark · Post by **Mark** » Mon Sep 30, 2024 7:20 pm

www.pulse-jets.com