IPC Subgroup
F02F 1/42 Shape or arrangement of intake or exhaust channels in cylinder heads
Introduced: September 1968
Last revised: January 2006
Full Title
Cylinders; Cylinder heads > Cylinder heads > Shape or arrangement of intake or exhaust channels in cylinder heads
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