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Edison Crank ID Help
Posted: Tue Feb 21, 2023 3:29 pm
by Crank_it_up
I have two similar cranks that I just noticed are not identical. The width of the “S” at the top is about ⅝” on one and ¾” on the other. Both have an overall length of 3” and a little over 3-¼” overall throw. If measuring the throw on center they are closer to 3”. Note the peened end of the knob are 2 separate methods and the knobs are slightly different. I think they’re both original but I want to see if I’m missing something.
Thanks, Joe
Re: Edison Crank ID Help
Posted: Tue Feb 21, 2023 5:35 pm
by outune
Hi Joe- A few years ago, I asked the same question-- I noticed that I had cranks that were of different widths. I think the general thought is that the wider crank was for the early Home and the slightly narrower one was for the Standard. But no one had a definitive thought at that time.
In my pictures, the three to the left are the narrower cranks. I also have one with a hole in the back...far right in picture. So many mysteries still to be solved
Brad Abell

- DSCN3161.JPG (135.77 KiB) Viewed 318 times

- DSCN3165.JPG (137.62 KiB) Viewed 318 times
Re: Edison Crank ID Help
Posted: Tue Feb 21, 2023 6:39 pm
by Crank_it_up
Brad, thanks for the info. I just found another one and it has the narrower end and the knob crimp like the other. So, 3 cranks all unique.
Joe