springborne

English

Etymology

From spring +‎ borne.

Adjective

springborne (not comparable)

1. Supported by (mechanical) springs.
   • 1952 September, “A Landmark in French Electrification”, in Railway Magazine, page 593:

     The motors are attached to the bogie frames so as to be fully springborne, and drive through quills and flexible couplings to the wheels.

   • 1960 August, G. Freeman Allen, “The new diesel-electric luxury Pullman units of British Railways”, in Trains Illustrated, page 475:

     The Pullman trains are the first B.R. diesel multiple-units to have fully springborne traction motors, which employ a Brown Boveri spring drive to the road wheels.

Alternative forms

• spring-borne