[TheForge] Krause/Nazel type air hammer

Mon Dec 23 22:34:00 2002

Alternatiff works just fine, it gives you a print button. You do have to 
exit your browser (completely, at least in my case) and restart it once 
you install Alternatiff.

Steve Smith

Larry and Pat Brown wrote:
> Is there a way to print this from the site or am I just missing it?
> Can it be printed from the alternatiff viewer?
> L Brown
> 
> 
> At 06:43 AM 12/13/2002 -0800, you wrote:
> 
>> Jerry- There's alot of cussing and discussing of self-contained 
>> valving, et al over on the Junkyard site. I followed a link that John 
>> Larson put up a year or two ago and now have a copy of John Nazels' 
>> U.S. patent # 1084707 for a Fluid Power Hammer. If you don't have Mark 
>> Krause's book this would be the next best thing to see how they did it 
>> 88 years ago.
>> You can go to the US govt. patent office and follow their instructions 
>> to get the 'alternatiff' viewer to view the patent.
>>  www.uspto.gov  I had at one time the patent number for Massey and 
>> Beche' as well. I suppose you could do an Alldays and onions search 
>> while you are at it.
>> If that doesn't work. Send me your address and I'll mail you a copy.
>>
>> Steve Howell
>> Seattle
>>
>> -----Original Message-----
>> From: Jerry Frost [mailto:[email protected]]
>> Sent: Friday, December 13, 2002 3:18 AM
>> To: [email protected]
>> Subject: Re: [TheForge] Krause/Nazel type air hammer
>>
>>
>> A number of years ago I did the same thing but didn't have anybody to 
>> bounce
>> it off. And I couldn't find anybody willing to let me take their's apart.
>> <sigh>
>>
>> In principle it's dirt simple; a pair of synchronized high volume valves.
>> What I couldn't resolve to my satisfaction was the travel distance of the
>> ram cylinder. All I came up with was a pressure bypass to the return 
>> side.
>> Like I say, unsatisfactory. (I think)
>>
>> Mike's pics of his Onions and Alldays valves didn't tell me how it 
>> works but
>> did verify my thoughts on valve type. Almost any type of high volume 
>> valve
>> should work fine, the simpler the better.
>>
>> If I can figure out the porting, etc. I'd be tempted to use the simplest
>> valves possible, either flap, reed or piston port. My question at this 
>> point
>> is: Why spool valves? Or are they only on the control/primary circuit 
>> with
>> another set of valves handling the direct air from/to the rams?
>>
>> Frosty
>> ------------------------
>> If it ain't forged
>> it ain't real.
>> Wrought iron is.
>> The FrostWorks
>>
>> Meadow Lakes, AK.
>>
>>
>> ----- Original Message -----
>> From: "Shannell Sugrue" <[email protected]>
>> To: <[email protected]>
>> Sent: Thursday, December 12, 2002 10:47 PM
>> Subject: Re: [TheForge] Krause/Nazel type air hammer
>>
>>
>> > Yeah me too, I drew up an idea I had on how it worked, ran it by an
>> engineer
>> > friend of mine and he had some suggestions but said it looked good, 
>> seemed
>> > too simple though, but Ive never seen how this "krause" type valve 
>> works
>> and
>> > it seems pointless reinventing the wheel.
>> >
>>
>>
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> 
> 
> _______________________________________________
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