Date:         Fri, 20 Jun 2003 11:40:56 -0400
Reply-To:     "Justin M. Mayrand" <jmayrand@ACORNWORLD.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         "Justin M. Mayrand" <jmayrand@ACORNWORLD.NET>
Subject:      Re: Off topic - Aircraft Engine
Comments: To: John Rodgers <j_rodgers@CHARTER.NET>
In-Reply-To:  <3EF28789.3090007@charter.net>
Content-Type: text/plain; charset=US-ASCII; format=flowed

Hi All,

Is this it?

http://www.dynacam.com/

...JMM
Justin M. Mayrand
1980 Westy "SuperVan"

On Friday, June 20, 2003, at 12:03  AM, John Rodgers wrote:

> Hopeing some of The List's aviation types could help me out here.
>
> There was a FAA certified engine that had a crankshaft with a sort of
> waffle plate mounted in the center. Like the shaft went through the
> center of a circular plate. The plate was waffled up and down so that
> if
> the plate was in a slot, and the crank turned, the plate moved through
> the slot and the waffle made the slotted peice move back and forth .
> Prol'ly not making any sense, but don't know how to describe this
> thing.
> Anyway, the pistons were long cylingers with a single slot in the side.
> They are what rode on the waffle plate, and they were mounted parallel
> to the crankshaft, not perpendicular. The pistons were double ended,
> and
> as the crank rotated, the waffle plate wobbled, and being in the slot
> on
> the pistons, made the pistons move back and forth. This engine had
> spark
> plugs at both ends, and you could shut down one bank of plugs and save
> fuel. It was water cooled as I recall, and was designed to have a low
> frontal resistance to air flow.
>
> I am trying to find a name for this engine, so I can research it.
> Anybody have any info on this thing. A name, or a source of info, etc.
> Like I said, it was certified by the FAA for use in aircraft, but it
> never made it in the aircraft engine market. Some years ago I had heard
> that the certificate holder was looking for a partner to get this
> engine
> to market, so the concept was not dead, even then.
>
> Thanks for any help  ---- and apologies for the non-Vgon band width
> use.
>
> John  Rodgers
> 88 GL Driver
>
> --
> This message has been scanned for viruses and
> dangerous content by MailScanner, and is
> believed to be clean.
>
>
>