[CW] Changing Sprngs
D.J.J. Ring, Jr.
n1ea at arrl.net
Wed Jan 24 19:14:44 EST 2018
Richard did the word drawing. I just colored the patent he referenced.
Richard, you done did great.
I love Richard's way of describing things, he is very accurate and
descriptive, you'd think he was a combination of a physician, watchmaker,
toolmaker, and curator at the Morse Code museum. I think everyone wants to
go see Disney, but Richard dreams of going to see KPH in Pt. Reyes, CA.
73
DR
On Wed, Jan 24, 2018 at 6:39 PM, Bill Cromwell <wrcromwell at gmail.com> wrote:
> Hi DR,
>
> You did a great job describing that spring. The one shown in the drawing
> is just like the picture in my mind you drew with your words.
>
> 73,
>
> Bill KU8H
>
> On 01/24/2018 03:39 PM, D.J.J. Ring, Jr. wrote:
>
>> Enhanced to show spring.
>>
>>
>>
>> 73
>> DR
>>
>> On Wed, Jan 24, 2018 at 3:13 PM, Richard Knoppow
>> <1oldlens1 at ix.netcom.com <mailto:1oldlens1 at ix.netcom.com>> wrote:
>>
>> The sort of spring I mean can be seen in the first drawing of
>> U.S.Patent No. 237808 Jesse Bunnell's steel lever key.
>>
>> On 1/24/2018 6:46 AM, Bill Cromwell wrote:
>>
>> Hi Richard,
>>
>> Some of those "hairpin" springs have a loop at the back and some
>> are just folded with no loop. They have been used a lot as
>> stationary retainers as well as return springs. They are use
>> under the keys on my accordions and I think most pianos. With
>> multi-turn loops at the back you will find them in mouse traps.
>> Much heavier ones without a loop at the back are on bear traps.
>>
>> And then there are torsion bars... "let's do the twist".
>>
>> 73,
>>
>> Bill KU8H
>>
>>
>> --
>> Richard Knoppow
>> 1oldlens1 at ix.netcom.com <mailto:1oldlens1 at ix.netcom.com>
>> WB6KBL
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> --
> bark less - wag more
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