[Gasification] Two piston ecomotor?

Bob Stuart bobstuart at sasktel.net
Wed Aug 10 10:43:18 PDT 2011

Well, they have taken cylinder head bolts that run to the crankcase  
and made them into moving parts, essentially.  Not too bad a deal,  
since it does keep things compact, and the port timing is sweet.
The Napier Deltic was another notable opposed-piston engine.

Bob Stuart

On 10-Aug-11, at 11:25 AM, Arnt Karlsen wrote:

> On Tue, 9 Aug 2011 21:47:29 -0300, Pannirselvam wrote in message
> <CADw81menmkmWZmvoWHTyJvatOii2y0-4i0Yih9OymqPcn0Q1jA at mail.gmail.com>:
>> Hi Pete
>> Eco motor is  innovative  modern  IC engine  evolution
>> You can see video , animated pictuures too
>> http://www.ecomotors.com/
>> The opoc® engine comprises two opposing cylinders per module, with a
>> crankshaft between them -- each cylinder has two pistons moving in
>> opposite directions. This innovative design configuration eliminates
>> the cylinder-head and valve-train components of conventional engines,
>> offering an efficient, compact and simple core engine structure. The
>> result is an engine family that is lighter, more efficient and
>> economical, with lower exhaust emissions.
> ..the big news here is they combine the best features of VW-style
> boxer engines, with those of the Junker Jumo diesel aero engines,
> but carrying the piston loads directly thru the conrods to one
> crankshaft, rather than Jumo-style from 2 crank shafts thru the
> engine block and thru Jumo-style idler gear trains to the propeller
> shaft.  Slick. :o)  Now, I wanna see a Junker response. ;o)
> -- 
> ..med vennlig hilsen = with Kind Regards from Arnt Karlsen
> ...with a number of polar bear hunters in his ancestry...
>   Scenarios always come in sets of three:
>   best case, worst case, and just in case.
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