Kevlar
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- Joined
- Apr 26, 2010
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hair.
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ROTFL !
Ok, i said it was too difficult, so i post the solution.
It's a wire tension sensor from a knitting wire (thread ?) feeder, for a high speed automatic knitting machine.
It measure the tension of the knitting thread wire "on-the-fly", giving the feedback to the motor that feed the wire, so regardless the speed of the knitting and the type of the fabric, the tension is always the same (this for make all the knitting points identicals and not break the wire in the knitting process) ..... it use a piezoresistive film glued on the spring plate that hold the slider (that square that looks as a chip ), and the parts where the wire slide (in all the device, not just on the sensor), are made in ceramic, cause at that speed, also a common cotton wire can cut a slot deep a millimeter in hardened steel in a month or two.
By the way, do you want that i post something more difficult, the next time ? (just kidding, no need to shoot me )
it's an electric motor.
Looks just like the collector from the starter motor from my car that I rebuilt the other weekend.