Well, my motorized trolley has finally got off the drawing board!
Designed for dual purpose in mind - bird nests harvesting & to inspect/service the sound system.
It is timely as a friend fell off the ladder while harvesting bird nests 2 weeks ago. He simply mounted a ladder on wheels and has been using it for a long time! It never appear safe to me however. One day his son pushed a little too hard accidentally and he lost balance at the top. He jumped off and had a bad landing - broke his leg and shoulder blade. Seem like Murphy's law repeating itself again - "If it can go wrong, it will eventually!"
The prototype is built with angle iron for ease of assembly. Though designed for one, it can actually accommodate 2 persons. A shelf is added to place tools when used as a working platform. A commercial version will be develop next.
The motors (with reduction gears) are driven by 12V car battery. Photo showing the universal coupler connecting the motor & wheel.
The joy-stick with micro-switches arrangement for directional control - forward, left, right & reverse. I've found an industrial grade version for the final design.
Look forward to its test drive on video next.
Sunday, December 19, 2010
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1 comment:
Hi Walet-twins,
May I consult you about the mechanical work on the trolley.
I would like to know the sensitivity of the trolley controlled by the mechanical system.
Do you have a guideline to share on how you install the system to the trolley?
Thanks
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