. The Street railway journal . PATENT NO. 695,563 695,506. Trolley; M. Stoll and J. W. Buck, Pittsburgh, filed June 21, 1901. A pair of spring arms support a pair ofrollers immediately above the trolley wheel to retain the latter inplace on the wire. 695,547. Brake-Head; J. Farley, Waukesha, Wis. App. filedOct. 9, 1901. The brake-head is provided with a beak and linkrelatively arranged so that the hanger can only be inserted orwithdrawn when canted from its normal operative PATENT^NO. 695,861 695,563. Electrically Operated Switch; E. V. R. Ketchum, NewYork, N. Y. App. filed
. The Street railway journal . PATENT NO. 695,563 695,506. Trolley; M. Stoll and J. W. Buck, Pittsburgh, filed June 21, 1901. A pair of spring arms support a pair ofrollers immediately above the trolley wheel to retain the latter inplace on the wire. 695,547. Brake-Head; J. Farley, Waukesha, Wis. App. filedOct. 9, 1901. The brake-head is provided with a beak and linkrelatively arranged so that the hanger can only be inserted orwithdrawn when canted from its normal operative PATENT^NO. 695,861 695,563. Electrically Operated Switch; E. V. R. Ketchum, NewYork, N. Y. App. filed May 15, 1901. Two solenoids are con-nected with the switch-tongue, each movement of which changesthe circuits from one solenoid to the other and also operates anindicator circuit to show whether the switch is in proper positionor not. 695,849. Roller Side-Bearing; J. C. Wands, St. Louis, filed Nov. 8, 1901. A spring is arranged so that the rollersare returned to a central position after each movement and in-dependently of the movement of the top bearings. 695,861. Electric Contact Device; N. C. Cotabish, Lakewood,Ohio. App. filed April 16, 1901. A trolley wheel having a remov-able carbon tread. April 5, 1902.] STREET RAILWAY JOURNAL. 387 ENTJ[Ni£*.[NfS SASHES BROOKLYN ENGINEERS CLUB.—A meeting of the clubwill be held at its headquarters, 191 Montague Street, on March 27, at which there will be an informal discussion on Some Gen-eral Features of the Blackwells Island Bridge.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
