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To: Ilaine who wrote (51759)6/4/2000 12:24:00 PM
From: Gauguin  Read Replies (2) | Respond to of 71178
 
I thought Chris was an engineer. I get confused. Anyway, on this list of patents below, the first listing for rail wheels is John Ruggles in 1836. It's about the 7th item:

ipmall.fplc.edu

I searched for John Ruggles, and discovered that what HE invented was a "Traction Wheel," which is more sophisticated than the basic railroad wheel, which I believe I read Franklin invented or proposed. I remember reading Franklin had a scale circle of track at one of his houses, for him to study. As I recall he (correctly) believed rail was America's future. But I have found so far no mention of his proposal or development of the conical railway wheel.

We all know Gauigie gets mixed up; but he also, you know, sometimes remembers things. Vaguely. For instance, I think it was Jefferson who had door pairs configured so that pushing on one half opened the other, simultaneously. I think. Maybe. Pretty sure. As pretty as sure.

Ruggles wheel (Drawing is enlargeable):

nara.gov