[AT] Thanks!

[Larry Goss]

LOL!  I read the replies, Steve, and was reminded of the old sayings.  There are a number of versions of them, but they all basically boil down to "Get A Bigger Hammer!"

Larry


----- Original Message -----
From: Stephen Offiler <soffiler at gmail.com>
Date: Friday, October 9, 2009 8:21
Subject: Re: [AT] Thanks!
To: Antique tractor email discussion group <at at lists.antique-tractor.com>

> I gotta think that one over but I think we're talking transfer of
> momentum  here, which is just mass x velocity (not velocity 
> squared)so mass takes on far more importance.  Thanks for 
> the reminder guys.
> 
> SO
> 
> 
> On Fri, Oct 9, 2009 at 8:43 AM, charliehill 
> <charliehill at embarqmail.com> wrote:
> > Steve, I'm glad you posted that reply because I can only back 
> up what I'm
> > about to say from observation over a career of working around heavy
> > equipment.  You can take an 8 lb hammer,  put it on a handle 
> 10 feet long
> > and let a gorilla swing it until the cows come home and it 
> will never knock
> > the pin out of that D-9 or the boom pin out of a big 
> excavator.  A 16
> > pounder with a good man on the other end will knock it out.  I don't
> > remember the math or physics nor will I attempt to explain why 
> but that's
> > the way it works.  The small hammer will bounce off without 
> transfering the
> > mass to the pin.
> >
> >
> > ----- Original Message -----
> > From: "Steve Sewell" <sewell at ohio.edu>
> > To: "Antique tractor email discussion group" 
> <at at lists.antique-tractor.com>
> > Sent: Friday, October 09, 2009 8:16 AM
> > Subject: Re: [AT] Thanks!
> >
> >
> >>
> >>
> >> --On Friday, October 09, 2009 7:20 AM -0400 Stephen Offiler
> >> <soffiler at gmail.com> wrote:
> >>
> >>> That would be my solution.  I don't have anything bigger 
> than 8#  and
> >>> haven't found anything yet that I'd want it for.  Kinetic 
> energy is
> >>> 0.5 x mass x velocity squared.  It's all about the speed, 
> folks.  I
> >>> can accelerate the 8# a lot  better than I could  hope to do 
> a 16#.
> >>>
> >>> Steve O.
> >>>
> >>  Steve O. : I understand the engineer in you about kinetic 
> energy.  I also
> >> know you well enough that we have around the same mass and 
> energy of
> >> swing.
> >> The former Cat, dealer mechanic in me knows we can swing that 
> 16# sledge.
> >> I
> >> have the bad back to prove it. )-:
> >> A D-9 track master pin won't ever get up enough energy to 
> laugh at an 8 #
> >> hammer. But I have taken many out with a 16# with a helper 
> holding the
> >> B&O.
> >> Of course it that's me twice as many blows as someone twice 
> my size. (-;
> >>
> >> Note. A B&O is a form of a sledge hammer. Same size handle. 
> Head is around
> >> a foot long on each side, around 2" in diameter. About the 
> same size as a
> >> track master pin. Called a B&O because it was used to help 
> drive railroad
> >> track pins. Set the B&O on the in and drive it with the sledge.
> >>
> >> -steve
> >>
> >> Steve Sewell
> >> Albany, Ohio USA
> >> sewell at ohio.edu
> >> sewell at atis.net
> >> _______________________________________________
> >> AT mailing list
> >> http://www.antique-tractor.com/mailman/listinfo/at
> >
> > _______________________________________________
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