Pistons

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Subclass:

CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES

Child Classifications

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• F02F 3/02 having means for accommodating or controlling heat expansion
• F02F 3/1 having surface coverings
• F02F 3/16 having cooling means
• F02F 3/24 having means for guiding gases in cylinders, e.g. for guiding scavenging charge in two-stroke engines
• F02F 3/26 having combustion chamber in piston head
• F02F 3/28 Other pistons with specially-shaped head