Newsgroups: comp.robotics
Path: brunix!sgiblab!sgigate.sgi.com!olivea!spool.mu.edu!uwm.edu!msuinfo!harbinger.cc.monash.edu.au!news.cs.su.oz.au!metro!dmssyd.syd.dms.CSIRO.AU!crux.rp.CSIRO.AU!leon.atnf.CSIRO.AU!DABBOTT
From: dabbott@atnf.CSIRO.AU (David Abbott)
Subject: Re: tiny motors
Message-ID: <1994Jul25.091057.11044@rp.CSIRO.AU>
Sender: usenet@rp.CSIRO.AU (Network news)
Nntp-Posting-Host: leon
Reply-To: dabbott@atnf.CSIRO.AU
Organization: CSIRO Australia Telescope.
References: <Bu9wSti.macduff6912@delphi.com>,<30je7f$mcr@disuns2.epfl.ch>
Date: Mon, 25 Jul 1994 09:10:57 GMT
Lines: 46

In article <30je7f$mcr@disuns2.epfl.ch>, mondada@lamisun9.epfl.ch (Francesco Mondada) writes:
>In article <Bu9wSti.macduff6912@delphi.com>, Scott Williams <macduff6912@delphi.com> writes:
>|> does anyone have info on VERY small dc motors.  I don't mean nanotech small,
>|> but the smallest ive been able to find is approx. 7/8" by 7/8".  I'm thinking
>|> along the lines of 1/2" x 1/2".  Obviously, I'm thinking on a little, bity
>|> robot.  any info on such a motor would be great.  I would dread having to make
>|> thke
>
>There is a swiss company building motors with a size of 7.5 x 7.5 mm, 
>23.8 to 33.8 mm long, depending on the reduction gear incorporated.
>
>The motor type is Escap M707 L 61, and the company has the following adress:
>
>Portescap
>157, rue Jardiniere
>CH-2301 La Chaux-de-Fonds
>Tel: ++41 39 256 111
>Fax: ++41 39 256 594
>
>We have used this motor for the gripper of our miniature mobile robot
>Khepera... (http://lamiwww.epfl.ch/Khepera).
>
>
>					Francesco
>
>
>==============================================================================
>
>Francesco Mondada			
>Laboratoire de microinformatique	 ________________________##__##_
>EPFL - INF - Ecublens			    --------------------##--##-/
>1015 Lausanne				_______	   @@@@@@     //  // 
>Switzerland				         @@@    @@@   //  // ##
>					 ---    @@        @@ //  //  ##
>Tel: ++41 21 693 5265			       @@        @@ //  //  /
>Fax: ++41 21 693 5263      		________@@@    @@@===========
>E-mail: mondada@di.epfl.ch_______________________@@@@@@_______\_/_____________
>

  If you've got the money to spend on Swiss motors you could ask check 
out Maxon (Interelectric AG), their smallest is 12 mm diameter, and 30 mm 
long with gearhead. You can get it at voltage ratings between 0.8 and 9 
volts.

Dave

