. Journal of electricity, power, and gas . open position, a cam shaft for operating the rock arms andcapable of longitudinal movement, and bearings for said shaftmovable about an axis parallel and displaced with referenceto the longitudinal axis of the shaft. 945,671. Oil-Switch. Henry P. Ball, New York, N. Y., as-signor to General Electric Company. An electric switch con-. tact comprising two annular guides, and a contact ring con-sisting of a plurality of laterally yielding contact segments in-terposed between said guides and annular channels in saidcontact ring engaged by said guides. 945,0
. Journal of electricity, power, and gas . open position, a cam shaft for operating the rock arms andcapable of longitudinal movement, and bearings for said shaftmovable about an axis parallel and displaced with referenceto the longitudinal axis of the shaft. 945,671. Oil-Switch. Henry P. Ball, New York, N. Y., as-signor to General Electric Company. An electric switch con-. tact comprising two annular guides, and a contact ring con-sisting of a plurality of laterally yielding contact segments in-terposed between said guides and annular channels in saidcontact ring engaged by said guides. 945,018. Electromagnet. Lawrence Connell, Jr., Port-land, Oregon. PMled July 2, 1906. In an electromagnet the com-bination of two magnet members, one having a relatively small
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Keywords: ., bookcentury1800, bookdecade1890, bookidjo, booksubjectelectricity
