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1. (WO2018041880) PISTON CONSISTING OF AN INNER PART AND AN OUTER PART

Pub. No.:    WO/2018/041880    International Application No.:    PCT/EP2017/071737
Publication Date: Fri Mar 09 00:59:59 CET 2018 International Filing Date: Thu Aug 31 01:59:59 CEST 2017
IPC: F02F 3/00
Applicants: KS KOLBENSCHMIDT GMBH
Inventors: MÜLLER, Gregor
Title: PISTON CONSISTING OF AN INNER PART AND AN OUTER PART
Abstract:
The invention relates to a piston (1) of an internal combustion engine, having a ring groove region (4), a piston skirt (7) and a piston boss (8) for receiving a piston pin, the piston (1) being formed from two parts which are produced separately from each other and are joined non-detachably together to form the single-piece piston (1), characterised in that the piston (1) is formed from an outer part (2), which includes the ring groove region (4) and the piston skirt (7) and into which is inserted an inner part (3), which includes the piston boss (8) and the pin bores (9), wherein the two parts (2, 3) are joined non-detachably together in at least one vertical plane.