Turnstile, Fare : Registering activated pole attached to an electric car, bus or locomotive that holds the trolley in contact with the overhead conductor, which is usually a trolley wire
Ilan Kelman (ed.), Vulnerability and Resilience Definitions and References, Version 2, 2007. http://www.islandvulnerability.org/docs/vulnres.pd f, (Vulnr and Resilience - Brit) {524}