Newsgroups: comp.robotics
Path: brunix!uunet!microsoft!wingnut!petesk
From: petesk@microsoft.com (Pete Skelly)
Subject: Re: micro-plungers
Message-ID: <1992Jul21.042556.6485@microsoft.com>
Date: 21 Jul 92 04:25:56 GMT
Organization: Microsoft Corporation
References: <kkoehn.711581003@sfu.ca> <1992Jul20.191047.24832@sei.cmu.edu>
Keywords: blind Braille compressed robots
Lines: 16

>In article <kkoehn.711581003@sfu.ca> kkoehn@fraser.sfu.ca (Kaari David Koehn) writes:
>>For a possible challenge project, I'm thinking of a
>>display device for the blind.  
>>Don't laugh: my concept is a grid of small plungers that can be
>>raised and lowered via computer control to show readable braille.
>>
>

You may want to try using vibrating pins.  I believe this has
been used successfuly in some systems already, but expanding
this field would be hightly useful.  I believe that the sense
of touch responds quite well to vibrations.

petesk@microsoft.com


