Evening Republican, Volume 19, Number 232, Rensselaer, Jasper County, 30 September 1915 — Tearing “Car Springs. [ARTICLE]

Tearing “Car Springs.

Cir springs are tested in a majcnine which alternately oompresses and re, leases them beneath a heavy weight, (thus imitating closely the rocking of a ear in rapid motion. After thou? sands of compressions, which are automatically recorded, the machine i 8 stopped and the spring taken out and measured for loss of elasticity and for permanent seL ( ,-J ..f“- * f •* -