[AT] 430V Freeze plug

Thomas Martin tmartin at xtra.co.nz
Sun Feb 2 21:06:09 PST 2020


But the condenser came first, then Capacitor replaced the term condenser (coined by Alessandro Volta in 1782) to disambiguate it from steam condenser. The coiner is unknown but the change was recommended in 1926 by British Standard Glossary of Terms in Electrical Engineering.


Tom                                                                     

> On 03 February 2020 at 15:39 Howard Pletcher <hrpletch at gmail.com> wrote:
> 
>     I suspect the freeze plug term originated about the time a Model T first froze up, whether that one protected the block or not and to people not having a clue about how blocks were made, the term seemed to make sense and it has stuck for 100 years.  Not unlike the capacitor in your ignition system that everyone calls a condenser.
> 
>     Howard
> 
>     On Sun, Feb 2, 2020 at 8:57 PM Stephen Offiler < soffiler at gmail.com mailto:soffiler at gmail.com > wrote:
> 
>         > >         I tend to agree with Thomas that the true purpose of the plugs is related to the cores used in the sand casting process; but I have to wonder - where did the term "freeze plug" come from?  The proper terminology, based on the online parts outfits like Napaonline and Rock Auto, seems to be "expansion plug". That strikes me as pretty close to "freeze".  On the other hand, every cracked block I've ever seen was equipped with plugs, which does not speak highly of their effectiveness to protect from freezing damage.  It strikes me that the term "freeze plug" perpetuates a myth.
> > 
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