Improvements in or connected with Trolleys for use with Overhead Conductors in Electric Traction.
Реферат: 10,538. Stoll, C. May 7. Collectors or trolleys especially for electric motor road vehicles supplied with current from two overhead conductors. A pair of rollers b at each end of the wooden bar a run on the trolley wires c and are connected electrically to the two flexible leads f by which the trolley is connected to the vehicle. These leads pass through a tube i in the bar and are clamped at o to an arm p, which is attached to a weighted pendulum m pivoted on a collar l on the lower end of the tube.
Improvements in or relating to the manufacture of oxide-coated electrodes for use in electrolytic processes
Номер патента: GB1246447A. Автор: Peter Charles Steele Hayfield,William Raymond Bennett,Joseph Bernard Cotton,John Alan Bell. Владелец: Imperial Metal Industries Kynoch Ltd. Дата публикации: 1971-09-15.