spring switch

spring switch

[′spriŋ ‚swich]
(civil engineering)
A railroad switch that contains a spring to return it to the running position after it has been thrown over by trailing wheels moving on the diverging route.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
While the autumn change is tolerated well by most, the spring switch to daylight saving time has been found to cause symptoms similar to jet lag in some people.
Its developer needs to show gamers why they should care about this spring Switch offering.