Any one recognize it.?
It almost looks like two wires go under the terminals and loop around the V and when the handle is turned it winds it up and a loop is formed?
Max.

 

OK I believe I found it, musical wire end loop winder?
Piano, harp etc.
Max.

 

Glad we could help!

 

Nah. It's male interrogation torture device used in infamous detention camp.

 

Maybe for females too!

 

No, its a twist key used in QRSS (very slow CW transmission).

 

It is Edison’s quadrature encoder prototype.