[Noisebridge-discuss] What I've always wanted ...

Rrmutt rrmutt at gmail.com
Fri Sep 30 15:31:14 UTC 2011


Hard.  Basically the result of a random walk over time; there's no way to constrain the torque in one direction. So you will have to wait… and get lucky. 

But see this table that can sort parts:

http://www.cs.berkeley.edu/~jfc/dreznik/UPM2000/media/Story%20Model.htm


On Sep 29, 2011, at 8:39 PM, Glen Jarvis <glen at glenjarvis.com> wrote:

> How hard would it be to make a device the was able to unscrew a screw with sonic vibrations in real life? I'm thinking the type of vibrations the loosen bolts in vehicles when they've been driven on rough roads for long periods of time?
> 
> Glen
> 
> On Sep 29, 2011, at 7:19 PM, Brian Morris <cymraegish at gmail.com> wrote:
> 
>> A real sonic screwdriver
>> 
>> http://www.youtube.com/watch?v=IPR4dQMcTNY&feature=player_embedded
>> 
>> http://www.popsci.com/technology/article/2010-12/sonic-screwdriver-could-produce-ultrasonic-force-fields-manipulate-objects-scientists-say
>> 
>> 
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