Symbol 1156 from ISO 7000 - Title/Meaning: Engine; reciprocating internal combustion engine 
Function/description: To identify the type of engine, especially a reciprocating internal combustion engine.
Own work using: iso.org/obp/graphics/grs/249f18db-91aa-4160-a6d7-ab0b8cdc3722 200.png
Vectorization:  Mrmw