"roller teeth for climbers," variant of rwy friction clutch (see Mott 7/26). "cross section showing the top roller which is simply to prevent sliding friction when clutch moves forward." Details & addnlt drawings follow. fr 137 calcs for "efficiency of the worm on 1st geared locomotive"

Clarke, Charles Lorenzo

1880-07-26

1880-1889

Technical Note

Electric traction

N115045

N115

[N115045], Technical Note, Charles Lorenzo Clarke, July 26th, 1880

37:130

Thomas Edison National Historical Park

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University