[GreenKeys] print hammer

Mon, 25 Aug 2003 10:58:51 -0500

The trick is that the hammer heads are rubber cups (of unknown 
hardness) that include a circular lip that holds it onto the print 
hammer.  I believe our best best is to have a repro rubber outfit 
duplicate a sample.

Don

At 2:12 PM -0400 8/24/03, Bob Camp wrote:
>Hi,
>
>One fairly simple thought:
>
>Sheet rubber is a common item. You can get all sorts of compositions and
>thicknesses fairly easily. Last time I went shopping there were several
>local suppliers. They would sell you a couple of square yards of stuff
>without any real hassle. The question always is which rubber to use. Again
>there are zillions of different compositions.
>
>Once you have the raw material you need a punch to blast out the print
>hammers. Last time I looked at one (gulp .... *several*  years ago) they
>looked like a round disk without any real fancy stuff associated with it.
>Don't remember if they had a little nubbin on the back side of them or not.
>
>Even if it's a punch you can't buy at the leather working counter down at
>Hobby Lobby a rubber punch is not to hard to make.
>
>Given the punch and the raw material making a couple hundred imitation print
>hammer pads shouldn't take more than an hour or two.
>
>The questions:
>
>What are the dimensions of a "real" print hammer pad?
>
>What's the right material to use (need one that's soft enough and holds up
>to heat and oil) ?
>
>Given that information the rest *should* be fairly easy.
>
>     Enjoy!
>
>         Bob Camp
>         KB8TQ
>
>
>
>----- Original Message -----
>From: <[email protected]>
>To: <[email protected]>
>Sent: Saturday, August 23, 2003 6:53 PM
>Subject: [GreenKeys] print hammer
>
>
>>  What i need are suggestions as to what material to use and what type glue
>to use to make a print hammer for my Model 32. It is my understanding that
>print hammers are not availiable as they all turned to mush.I no longer like
>the idea of my model 32 just sitting here idle because of a little round
>peice of rubber.Shurly someone out there has solved this problem and got
>their machine back into service.Wayne  WB0CTE
>>
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