. Electric railway gazette . is is the combination of a closed recptacle en-tirely filled with expansible liquid, and provided with ayielding wall or side, a heating coil arranged aroundthe exterior of said receptable, and a non-conductingcase or cover inclosing said receptacle and its surround-ing coil. Bynamo-Elcctric Machine; ElihuThomson, Swampscott. Assignor to theGeneral ElectricCompany, Boston, Mass. Filed March 19, 1894. Thesixth claim reads : In a dynamo-electric machinehaving a number of pairs of poles, a multiple-woundarmature, field magnets and series windings thereonarran
. Electric railway gazette . is is the combination of a closed recptacle en-tirely filled with expansible liquid, and provided with ayielding wall or side, a heating coil arranged aroundthe exterior of said receptable, and a non-conductingcase or cover inclosing said receptacle and its surround-ing coil. Bynamo-Elcctric Machine; ElihuThomson, Swampscott. Assignor to theGeneral ElectricCompany, Boston, Mass. Filed March 19, 1894. Thesixth claim reads : In a dynamo-electric machinehaving a number of pairs of poles, a multiple-woundarmature, field magnets and series windings thereonarranged and adapted, as herein aescribed, to adjustthe strength of the weaker poles in accordance with theincrease of electro-motive force generated in tte arma-ture by its approximation to otbei poles. (See illustra-tion.) Are-Kupttiiine Device : Gardner Boston. Ma=*s. Filed May 8. 1893. This is 1 he combination in arc-rupturing apparatus of electrodesor terminals with an insulator supporting the electrodes. No. or terminals: and circuit looped inclusively around theterminals and supported by the insulator. 523,701. Automatic Circuit-rio«er; Joel , Providence, R. I., Assignor of one-half to Ash-bel T. Wall and George A. vvaU. Filed March 11, covers in combination a case: a coiled spring; itsinner support within and near the middle of the case;its outer support outside of the case, and an electrodeinsulated from and within the case. 523,724. Electric Sw^itcli ; George E. Linton,Worcester, Mass. Filed March 22. 1891. The patentcovers the combination of a switchboard, bindin^i postshaving tapering walls ending in a groove, Li shapedsprings provided with apertures in their middle por-tions, threaded screw holes in the bottom of tbe recessesbetween the walls of tbe binding po&ts, tapering headed
Size: 2054px × 1216px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyo, bookyear1895
