164 New Magnetic Electrical Machine. 



firmly in its position by a nut, but movable, so that the arma- 

 tures may be removed at pleasure, d, is a strong brass pillar for 

 supporting the axis, which turns on centres, seciu-ed and adjusted 



Fig. 1. 



by nuts and milled head screws. There is a similar pillar at 

 the other end of the axis, on the opposite side, but concealed 

 from view by the body of the machine. The magnetic batte- 

 ries are also secured to the frame by strong brass clamps, and 



