Re: micro-plungers

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Article #154

#154

From: Pete Skelly
Date: Tue, 21 Jul 1992 04:25

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>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

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Message-ID: <1992Jul21.042556.6485@microsoft.com>

Path: arc1-ca.pugleaf.net!sparky!uunet!microsoft!wingnut!petesk

References: <kkoehn.711581003@sfu.ca> <1992Jul20.191047.24832@sei.cmu.edu>

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Newsgroups: comp.robotics
Path: arc1-ca.pugleaf.net!sparky!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

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