Re: Wheelchair proximity detection

["David Norwood" <judapeno@xxxxxxx>]

I want something that just triggers with my wheelchair.

David

"AZ Woody" <Reply@xxxxxxxxxxxxxx> wrote in message
news:44cfdbdb$0$506$815e3792@xxxxxxxxxxxxxxxxx
> Could something like an IR beam break be used?  When the chair breaks the
> beam, the door opens..
>
> Or how about an ultrasonic type sensor.  Something like the have on the
> doors to some stores, that opens the door when someone approaches.
>
> "David Norwood" <judapeno@xxxxxxx> wrote in message
> news:0TQzg.7223$jt.5810@xxxxxxxxxxx
>>
>> "Dave Houston" <nobody@xxxxxxxxxxxx> wrote in message
>> news:44d03f73.1213516265@xxxxxxxxxxxxxxxx
>> > Did you specify "proximity" because you're unable to operate a switch?
>>
>> Yes, I am paralyzed below the neck.  I could operate a switch with great
>> difficulty.  A proximity detection system would be much easier if it
> worked.
>>
>> David
>>
>>
>
>