the rails, which form the subject of a rub through one of their faces against the disk, D, and patent issued to James Johnston, of No. 18 Public through the other face against each of the disks, E and Square, Bradford, Pa. The use of these rails involves E’. These latter are therefore set in… … block and fish plates employed. The fixing Fig. 1—THE LINDSAY SPIRAL COUPLING CLUTCH. kilogrammes (4,415 pounds); scraps of metal, of the anchors in the roadbed must be done 555 kilogrammes (1,221 pounds); total, 3,537 with absolute accuracy. If thirty foot rails are kilogrammes (7,781 pounds).…
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