With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
share step-by-step photos with text instructions
share one or more photos in one step quickly and easily
share your how-to video
The purpose of this tutorial is to build a simple remotely operated pressure release valve out of common materials requiring no special tools.Backgrou...
2 x Gardena quick connectorsGardena extension adaptorHose clampEpoxy glueSewing pin with a round headNylon String
ScissorsDrillScrewdriverSandpaperPliersBlu-Tack / plasticine / modelling clay
If you are going to fit this mechanism to a launcher that does not require a non-return valve then you can skip steps 3 - 9. We start with an integrat...
Put a piece of Blu-Tack, plasticine or modelling clay on the workbench and stand the Gardena connector on it's end (orange collar pointing up) so that...
Mix up some epoxy and carefully pour it through the open end. Pour enough epoxy in so that it is about 1cm deep.
Let the epoxy fully cure for at least 24 hours. It is better to use the longer cure but stronger epoxy than the 5 minute stuff.
When the epoxy has cured, drill a small hole through the center of the epoxy. The hole should be smaller than the head of the pin. Usually about 1.5 -...
Insert the pin so that the head is on the inside of the coupling. With the sharp end pointing out of the hole.
Cut the sharp point off and bend the end of the pin 90 degrees. The bent section should be about 3 mm and there needs to be about 5mm movement of the ...
For illustration we show the launch abort valve fitted to a simple Gardena launcher.
Here we cut the garden hose air line where we want to fit the abort valve.
Insert the two hoses into the respective couplings making sure that the one with the non-return valve is closer to the air source. Tighten the couplin...
Put a hose clamp around the coupling with the non-return valve and pinch two ends of loop made from a short length of string under it.Tie a string aro...
The pressure release valve is now complete. You will want to attach the hose near the rocket to the launcher so that it does not move when you pull on...
Tag files as:
Posted:Jul 13, 2009
Pneumatic Rocket Launcher
Plastic Bottle Rocket Launcher
Water Rocket Launcher In 30 Minutes Or Less
Dual Option Water Powered Bottle Rocket
Office Stationary Warfare- High Powered Mini Water Rocket from Marker Pen
Awesome Water bottle rocket launcher
Water Rocket 2-Liter compressed air
Water rocket safty
Hand Held Bottle Rocket Launcher
paper and soda bottle rocket launcher
Download our new apps for iOS and android!
PDF DownloadsAs a Pro member, you will gain access to download any Instructable in the PDF format.
You also have the ability to customize your PDF download.