Motor Identification

[Deleted member 4366]

Has anybody seen this motor before? It's a new one for me. It's on a rather nice little folding bike with some interesting features if we can figure out how it works. I reckon that it has some sort of torque sensor that requires a calibration procedure because it goes by itself at the moment:

 

[soundwave]

?

 

[Deleted member 4366]

?

Nice try, but no cigar.

 

[flecc]

?

That's the series 2 Panasonic unit with the chain off the drive sprocket.
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