[Elecraft] 2D Fasteners

kevinr kevinr at coho.net
Fri Mar 16 18:56:59 EDT 2018


The same principle has been used in woodworking for quite a long time.  
My father learned it from his grandfather for cabinet making.  I am 
currently watching the British '70s television series Connections.  
Re-inventing things over the centuries is quite common.  The problem 
which needs to be solved pushes the imagination of the builder into 
crafting similar answers.

    73,

       Kevin.  KD5ONS


On 03/16/2018 03:37 PM, Don Wilhelm wrote:
> Wes,
>
> If you are referring to the aluminum angle stock, I used that back in 
> 1960 when constructing a amplifier.  I did not think I "invented" it, 
> and at that time I did not have a drill press, just a hand drill and a 
> tap, so the holes were not precisely spaced. It worked well, and 
> complied with the TVI problem of that time (put everything in a 
> shielded box).
>
> 73,
> Don W3FPR
>
> On 3/16/2018 4:28 PM, Wes Stewart wrote:
>> Johnny come lately:  I invented them in nineteen seventy something.  
>> And mine really are 3D :-)
>>
>> http://sadxa.org/n7ws/K7CVT_Amp_Input_Compartment.jpg
>>
>> Overall views here: http://sadxa.org/n7ws.html
>>
>> Wes  N7WS ex K7CVT
>>
>>
>> On 3/16/2018 12:36 PM, Wayne Burdick wrote:
>>> But they *do* allow you to join two enclosure planes while also 
>>> supporting a PCB or other hardware. That was the intent of the 
>>> design. (I invented these in 1998 :)
>>>
>>> Wayne
>>> N6KR
>>>
>>>
>>>
>>
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