Air Intake Diaphram - Bellows Stanley Meyer
= aka Scuba Gear 1stage 2nd stage diaphram opening valve.
Low Pressure Gas Diaphram ,similar to LPG Propane Units , Easy to But
Off the Shelf.
Some is Supplied to starWhat else can work like this and be adapted?
Scube Gear Tank of gas, 1st stage regulator, 2nd stage regulator and a vacuum trigger inlect(mouth pc)
very similar. except Stan is Making the gas on demand at Pressure.
Some is Supplied to start up and idel and some is made on demand and mixed and or injected to timed applications=fuel injection rail.