(February 7, 2017 at 6:44 pm)mh.brewer Wrote:(February 7, 2017 at 4:11 pm)Fireball Wrote: Yabut, they didn't use a sawtooth track. Originally, steam locomotives had gear wheels and toothed tracks (on one rail) to ensure traction. But it was discovered that the weight was sufficient to keep traction and the teeth pretty much went away.
http://www.loc.gov/pictures/item/2006691760/
I could be wrong but "cog railways" still in use?
True. Anyplace the slope is too steep. I realized that I had over-generalized after I posted, but I had to go work on my truck, so I said "Fuck it".
If you get to thinking you’re a person of some influence, try ordering somebody else’s dog around.