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Make: Technology on Your Time Volume 30
book

Make: Technology on Your Time Volume 30

by Mark Frauenfelder
April 2012
Intermediate to advanced content levelIntermediate to advanced
176 pages
7h 53m
English
Make: Community
Content preview from Make: Technology on Your Time Volume 30

Homebrew

My Own DIY Gravity Balancer

BY GILLES ROBIN

image

A jack is easier to carry than a 600-pound counterweight.

François Grellet

I’M GETTING OLDER, AND IT’S BECOME difficult for me to work on my steep lawn (a 30° slope). I looked for something to continuously pull me up wherever I move or stop, but I didn’t find anything to buy on the market. So I decided to make my own device, using two pneumatic jacks that tighten a rope across a series of pulleys. As a Swiss engineer once suggested to me. A jack is easier to carry than a 600-pound counterweight, isn’t it?

I started my DIY project with an air compressor reservoir, upon which I attached a frame ...

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Make: Technology on Your Time Volume 31

Make: Technology on Your Time Volume 31

Mark Frauenfelder

Publisher Resources

ISBN: 9781680456004Errata Page