Spring switch | Article about spring switch by The Free Dictionary
spring switch[′spriŋ ‚swich]
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.
References in periodicals archive
Its developer needs to show gamers why they should care about this spring Switch
Maxi Switch plans to incorporate the Select-Ease keyboard and the Buckling Spring switch
technology into the Maxi Switch product line by the end of the year, and offer it to both OEM and distribution customers.