We do the "most useless device" ourselves
Surely many of the habra people have already seen the model of the “most useless device”. Who does not remember this wonderful device looks like this:
Usually such interesting things you want to try to do yourself ...
The scheme of such a device can be quite simple:
As an engine, I used a conventional model servomotor, removing electronics from it and modifying it to a constant rotation mode. The hardest part was with the case. Since I did not want to spend too much time on the venture, I decided to make it from thermoplastic, it turned out to be quite practical and simple.
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Although of course my device doesn’t have such a sophisticated look and the “finger” doesn’t get out of the box, but it works and helps to relax during the day.
Video creation:
Usually such interesting things you want to try to do yourself ...
The scheme of such a device can be quite simple:
As an engine, I used a conventional model servomotor, removing electronics from it and modifying it to a constant rotation mode. The hardest part was with the case. Since I did not want to spend too much time on the venture, I decided to make it from thermoplastic, it turned out to be quite practical and simple.
')
Although of course my device doesn’t have such a sophisticated look and the “finger” doesn’t get out of the box, but it works and helps to relax during the day.
Video creation:
Source: https://habr.com/ru/post/94776/
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