Dictionary

electro-pneumatic en · ADJ

Meanings

1. (alt-of, alternative, not-comparable) Alternative form of electropneumatic.
   alt of electropneumatic
   • Features such as trackless doors, mercury-type door interlocks, roof-mounted door fault indicator lights, rubber window glazing, improved retractable shoegear and a modified electro-pneumatic brake system designed to facilitate maintenance and improve reliability, which have proved their worth on the prototype trains, are continued in the new stock. 1960 February, “The first of London's new Piccadilly Line trains is delivered”, in Trains Illustrated, page 94:
   • […] Mr. Grierson remarks that on the L.P.T.B. tube stock in general the electro-pneumatic brake is in use, but that the new 1938 stock is fitted with the self-lapping electro-pneumatic brake, which is under the control of an automatic mercury-operated retardation controller when normal service stops are being made. 1944 May and June, “Notes and News: Bakerloo Tube Stock”, in Railway Magazine, page 184:
   • The vehicle is fitted with Westinghouse electro-pneumatic brake, and also a Northey exhauster with vacuum chamber and auxiliary reservoir adjacent to the guard's compartment for use when hauling vehicles equipped with vacuum brake gear. 1956 October, “Recent Changes on the Tyneside Electrified Lines”, in Railway Magazine, page 661: