Re: [CR]Re: Derny

(Example: Production Builders:Frejus)

From: "ternst" <ternst1@cox.net>
To: "Hilary Stone" <hilary.stone@blueyonder.co.uk>, "Mitch Harris" <mitch.harris@gmail.com>
References: <8801bb250711101021s3b5742am5323b4fd24cf2574@mail.gmail.com> <180153.18102.qm@web30614.mail.mud.yahoo.com> <8801bb250711101226h11e974b4l30123c5360e958db@mail.gmail.com> <473707F5.50308@blueyonder.co.uk>
Subject: Re: [CR]Re: Derny
Date: Sun, 11 Nov 2007 16:47:37 -0800
reply-type=response
cc: Classicrendezvous <classicrendezvous@bikelist.org>
cc: Classicrendezvous


----- Original Message -----
From: Hilary Stone
To: Mitch Harris
Cc: Fred Rednor


<classicrendezvous@bikelist.org> Sent: Sunday, November 11, 2007 5:47 AM Subject: Re: [CR]Re: Derny


> Derny was the name of a specific company that manufactured Entraineurs
> (used to pace bicycles in certain road races and on the track) and for
> training. They also made other machines for touring and a tandem for
> touring as well as something that was close to being a moped. Modern
> Dernys are still being made in Europe with I think mostly Steyr Puch
> motors. The rules governing the design and construction of these machines
> have not changed significantly over the years and do not allow for any
> variation in design. They do not have rollers. Only the full size pacing
> motorbikes have rollers. Many tracks do have have adapted motorcycles for
> training and many have rollers but these are not Dernys in any sense of
> the word.
>
> Please some pictures I posted at:
>
> http://www.wooljersey.com/gallery/hilarystone/Derny/
>
> These pictures apart from the model are from the Boneshaker article on
> Dernys.
>
> Hilary Stone, Bristol, England
>
> Mitch Harris wrote:
>> On Nov 10, 2007 12:55 PM, Fred Rednor <fred_rednor@yahoo.com> wrote:
>>> > <hilary.stone@blueyonder.co.uk> wrote:
>>> > > No, Dernys do not have a roller -
>>> >
>>> > Perhaps not typically (?) but I've ridden a lot of miles
>>> > behind different dernys that were fitted with rollers in
>>> > back.
>>>
>>> Perhaps the bone of contention here is that there are the
>>> orginal dernies, made in France by the Derny brothers, and
>>> there are "generic dernies" made by others. It's like Kleenex
>>> and kleenex, or Hoover and hoover. (Or bespoke vs. Bespoke,
>>> for that matter.) Perhaps none of this will make sense, unless
>>> you are both a native English speaker and a long time member of
>>> the CR list. (If you're confused, I can explain off-list.)
>>
>> Perhaps the difference is an aftermarket change. Another difference is
>> that my experience is out-of-timeline (late 80s/90s) with small fleets
>> of otherwise identical Dernys in Europe where some of them had the
>> roller and some not. The roller looked like something that could have
>> been added. Hilary's information would suggest that Dernys were not
>> supplied stock with rollers.
>>
>> Mitch Harris
>> Little Rock Canyon, Utah