Patent ID: 8371261

Claim:
A multi-part piston for an internal combustion engine, comprising: an upper piston part having a piston crown, an inner support element and an outer support element; a lower piston part having pin boss supports, pin bosses connected with the pin boss supports, an inner support element and an outer support element, said support elements on said upper piston part and lower piston part delimiting an outer circumferential cooling channel, and said inner support elements delimiting a cavity that is open toward the pin bosses; and a separate cooling oil collector that has at least one cooling oil opening, said cooling oil collector being disposed in said cavity; wherein the cooling oil collector has a resilient support element on its side facing the piston crown, said resilient support element supporting itself on an underside of the piston crown, and wherein the resilient support element has at least two spring arms that are supported on the underside of the piston crown.