I had not...but this is what I was imagining was available somewhere!

And to answer the other question...this is an R&D project that if it works out, will become production.

--- On Thu, 10/2/08, Marc Nicholas <geekything@gmail.com> wrote:

> From: Marc Nicholas <geekything@gmail.com>
> Subject: Re: [EE] looking for a bend sensor
> To: "Microcontroller discussion list - Public." <piclist@mit.edu>
> Date: Thursday, October 2, 2008, 10:12 AM
> I'm sure you've probably looked at these, but could
> you somehow make them
> work?
> 
> http://www.sparkfun.com/commerce/product_info.php?products_id=8606
> 
> -marc
> 
> On Thu, Oct 2, 2008 at 12:56 PM, alan smith
> <micro_eng2@yahoo.com> wrote:
> 
> > It might be easier to describe the application, rather
> than trying to
> > describe the sensor.
> >
> > Imagine a flexible device, like a gooseneck lamp that
> is flexed into a
> > specific position.  A sensor, or array of sensors
> attached to it, where it
> > can be determined relative to a 'home' sensor,
> how far the object is out of
> > wack from the home.  So its a relative sensing
> application because the home
> > sensor may be at any initial angle, its the remaining
> sensors that are of
> > real interest.  Its really an alignment sensor, that
> will allow feedback to
> > an operator to adjust until it is in full alignment
> based on that home
> > reading.
> >
> > I was initially thinking about some sort of resistive
> element that when it
> > was straight, it would read a value and as it was bent
> one way or another,
> > the impedance would change thus giving a relative
> change.  Feeding that into
> > a PIC would then drive either an array of LEDs or
> maybe a LCD or serial
> > output for the feedback.
> >
> > Although this is an initial investigation that will
> drive building a
> > prototype, if it works out they will want to move into
> a production so
> > exotic and elaborate one-off type approaches will not
> be accepted by them.
> >
> > Any thoughts?  I've looked into force sensors,
> thought about accelometers
> > but it needs to be thin and plyable enough to attach
> and move as the object
> > moves.
> >
> >
> >
> > --
> > http://www.piclist.com PIC/SX FAQ & list archive
> > View/change your membership options at
> > http://mailman.mit.edu/mailman/listinfo/piclist
> >
> -- 
> http://www.piclist.com PIC/SX FAQ & list archive
> View/change your membership options at
> http://mailman.mit.edu/mailman/listinfo/piclist


      
-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist