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- Newsgroups: rec.bicycles.tech
- Path: sparky!uunet!zaphod.mps.ohio-state.edu!usc!rpi!news.columbia.edu!cunixf.cc.columbia.edu!adr5
- From: adr5@cunixf.cc.columbia.edu (Alex D Rodriguez)
- Subject: Re: B. Rohloff on Rohloff chains
- Message-ID: <1992Dec30.232558.25858@news.columbia.edu>
- Sender: usenet@news.columbia.edu (The Network News)
- Nntp-Posting-Host: cunixf.cc.columbia.edu
- Reply-To: adr5@cunixf.cc.columbia.edu (Alex D Rodriguez)
- Organization: Columbia University
- References: <1460043@hplred.HPL.HP.COM> <4sR891frv4@bi-l003.bi-link.owl.de>
- Date: Wed, 30 Dec 1992 23:25:58 GMT
- Lines: 22
-
- In article <4sR891frv4@bi-l003.bi-link.owl.de> H.ZIERKE@BI-LINK.owl.de (Hans-Joachim Zierke) writes:
- >
- >I handed your comments about Rohloff chains over to Mr. Bernhard Rohloff.
- >As I expected, he likes to reply. ;-)
- >
-
- >chains do have non round holes! The exact shape of the holes is
- >called trochoide which you can create by deviding a round gateau
- >in three parts (of 120 degree) and then moving them a little bit
- >away from the center and connecting the circle periphery with
- >three tangent lines.
-
- I'm not really sure I can picture what a trochoide is, can any one else give
- another description. What is a gateau? Thanks.
- ---------------
- Alex Rodriguez
- Columbia University
- New York City
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