Improvements in Sanding Apparatus for use on Electric Cars
Реферат: 27,038. Liddle, H. Dec. 10. Electric motor vehicles.-Relates to rail-sanding apparatus on electric cars. The sliding valve a, when moved to the right, allows sand from the sandsupply pipe c to pass through a hole or perforations in the valve to the rails. The valve runs on rollers d, adjustable in height by means of the screws f, and is operated by the foot of the motorman pressing on the arm i of an angle - lever which is pivoted at k and connected to the valve by rods. The arm i is hinged so that it may be turned up when not required. A spring e tends to keep the valve in its closed position,
Improvements in or relating to valve apparatus for rock drills and like fluid pressure operated tools
Номер патента: GB234001A. Автор: . Владелец: Individual. Дата публикации: 1925-05-21.