Work begins on the1957 Speed Queen TOL

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Per SQ ad literature from back in the day

the Arc-Cuate transmission was proved in over 7 million installations. Not sure if this includes commercial laundromats and/or homes but in either case, that is an impressive track record.

I still marvel at these pics looking at them over and over and over, the gears still looking like new, the case itself in very good shape and the overall appearance given that it must have ran for a while with all that liquid mud in it.

The very fact that 57 years after it was built and is obviously rebuildable today is a testament to a good solid design along with high quality materials.

Sad fact is though, we won't find this today as cost overrides long term quality and durability. I seriously doubt my Eversmooth transmission will last half as long and probably will not be rebuildable like the Arc-Cuate.
 
isn't it interesting that the EverSmooth incorporates the spin drive as well as agitation, and yet, still does the 210 degree stroke.....but suprised it didn't have an internal brake, much like the filterflos...an all in one unit!.....

I wouldn't say an EverSmooth could not be rebuilt if needed, but like the filterflos, you would just swap out the whole unit just for ease of servicing...
 
Thank You, Jon Charles!

 

 

That totally--some might say, insanely -- unique control panel would have kept me up all night had you not explained the 7-11 stuff ;'D.  Wild !

 

And one is quite taken with  the gallon indicator on the wash fill. What other machine ever did that ?

 

Love the fudge in the tranny,  mmmmmm   mmm
 
Why thank you Fred

Yogi- if you look at the transmission again you will see the size of the driving gear determines the throw of the crank and the throw of the crank determines the size of the angle it moves the arccuate arm. So if you shortened the crank it would shorten the angle the arccuate arm turns through.

Its sort of like a steam locomotive in reverse order.

 

That date stamp on the case has me puzzled. Did the SQ wringers use the same case as the automatics? If that is true then it would explain a lot.

 

 
 
you are right Jon.....I wonder what other designs they had before perfecting this one...this is one of a kind that I know of using this type of setup versus a standard rack and pinion that most others copied...

heres Eddy1210 '57 SpeedQueen.....shouldn't yours also have the all metal agitator with vanes all the way to the top?...or was it replaced at one time...

 
its is very hard to tell what does what in the diagram....

and not sure about your local dealer, but mine has a tranny on display, with a crank handle, and certain areas are cut out so you can see the mechanicals inside working...

although makes you wonder how a tiny tranny operates with that huge capacity...
 
And like how the gears in that transmission appear to be MACHINED and not merely cast or stampted.Very High quality there-and glad it was revived.Bet that classic will more than outlast the DRECK made today!!!The only exception another new SQ.
 
Oil viscosity chart

Here is a link to an oil viscosity chart. Automatic transmission fluid isn't called out specifically on the chart, but Dexron III is roughly equivalent to an SAE 0W-20 multigrade engine oil from other things that I have read.

As you can see, SAE 90 gear oil is roughly equivalent to an SAE 40 or 50 monograde motor oil's viscosity. ISO 100 oil is roughly equivalent in viscosity to an SAE 30 motor oil, etc.

Andrew S.

 

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