[modeleng] Re: Piston Rings

Or at least with aluminoooonimum liners as "someone" here suggested Al! ;-)

Tony.


----- Original Message ----- 
From: "Allen Messer" <al_messer@xxxxxxxxx>
To: <modeleng@xxxxxxxxxxxxx>
Sent: Sunday, September 21, 2008 3:18 AM
Subject: [modeleng] Re: Piston Rings


> Ah----who's got the "bug" then?  Just wait, he'll be doing one in Brass 
> and Steel before you know it!!!
>
> Al
>
>
> --- On Sat, 9/20/08, Tony Wells <oaksfield@xxxxxxxxxxxx> wrote:
>
>> From: Tony Wells <oaksfield@xxxxxxxxxxxx>
>> Subject: [modeleng] Piston Rings
>> To: modeleng@xxxxxxxxxxxxx
>> Date: Saturday, September 20, 2008, 2:46 PM
>> Firstly, thank you everyone who took the trouble to reply to
>> my query on piston rings on my proposed wooden model of a
>> steam engine, which I forgot to do at the time .....
>> <blush>  Since then, thanks to a link from Tel, I have
>> purchased a set of plans for a wooden double acting
>> oscillator from Bill Reichart's widow, who is continuing
>> to sell all of his engine plans. Of possible interest to the
>> group is that whilst it is designed to run solely on
>> compressed air, there aren't any sealing rings at all on
>> the (wooden of course) piston. According to Bill's
>> original notes, he found that it still ran quite
>> satisfactorily however, though with wood's natural
>> movement as the ambient air humidity changes, I will have to
>> wait and see if this is correct. I shall be changing the
>> plans very slightly, to give a bore the same diameter as the
>> closest O-ring diameter however, just in case I have to fit
>> one retrospectively.
>> Thanks again,
>>
>> TonyW.
>>
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>
>
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