What temperatures are you looking at? Can you use some kind of a
mechanical arrangement?

Abhinav Bhushan
MicroAssembly Technologies
Richmond, CA 94806


On Fri, 31 Aug 2001, Conrad Trevelyan wrote:

> Hello,
>               I'm new to this group and have a question I would like to ask.
My name is
> Conrad Trevelyan and I am a PhD student at Loughborough University.
>
>       I'm not sure if this question is applicable to this discussion group or
> not. Apologies if it isn't.
>
>       I am interested in being able to open and close an orifice progessively
to
> a maximum size of something in the region of 5mm in order to allow a stream
> of air to be throttled. It has been suggested to me that a piezo-electric
> device(s) maybe able to meet this spec. Firstly, am I at the right place
> and if so, does anyone here have any ideas, pointers or suggestions?
>
> Many Thanks in advance,
>
> Conrad
>
> ********************************************
> Conrad Trevelyan                                 Email to :
c.trevelyan@lboro.ac.uk
> CREST
> Angela Marmont Renewable Energy Laboratory
> Loughborough University
> Leicestershire                                   Telephone : 01509 228140
> LE11 3TU                                        Fax.: 01509 610031
> United Kingdom
http://www.lboro.ac.uk/departments/el/
>