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What is the function of the compression ring?(a) To seal between piston and cams(b) To seal between cylinder and crank(c) To seal between cylinder and piston(d) To seal between crank and camsThis question was posed to me during an internship interview.My question is from IC Engine topic in division Design of IC Engine Components of Automotive Engine Design

Answer»

Right OPTION is (c) To seal between cylinder and PISTON

Easy explanation: The main FUNCTION of the compression ring is to maintain the seal between the cylinder and the piston, also they transfer heat from the piston head to the cylinder wall.



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