Cylinders Cylinder heads

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02FCYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES

F02F1/00Cylinders Cylinder heads

F02F1/002Integrally formed cylinders and cylinder heads F02F1/004Cylinder liners F02F1/02having cooling means F02F1/04for air cooling F02F1/045Attachment of cylinders to crankcase F02F1/06Shape or arrangement of cooling fins Finned cylinders F02F1/065with means for directing or distributing cooling medium F02F1/08running-liner and cooling-part of cylinder being different parts or of different material F02F1/10for liquid cooling F02F1/102Attachment of cylinders to crankcase F02F1/108Siamese-type cylinders F02F1/12Preventing corrosion of liquid-swept surfaces F02F1/14Cylinders with means for directing, guiding or distributing liquid stream F02F1/16Cylinder liners of wet type F02F1/163the liner being midsupported F02F1/166Spacer decks F02F1/18Other cylinders F02F1/183Oval or square cylinders F02F1/186for use in engines with two or more pistons reciprocating within same cylinder F02F1/20characterised by constructional features providing for lubrication F02F1/22characterised by having ports in cylinder wall for scavenging or charging F02F1/24Cylinder heads F02F1/242Arrangement of spark plugs or injectors F02F1/243Cylinder heads and inlet or exhaust manifolds integrally cast together F02F1/26having cooling means F02F1/28for air cooling F02F1/30Finned cylinder heads F02F1/305the cylinder heads being of side valve type F02F1/32the cylinder heads being of overhead valve type F02F1/34with means for directing or distributing cooling medium F02F1/36for liquid cooling F02F1/365the cylinder heads being of side valve type F02F1/38the cylinder heads being of overhead valve type F02F1/40Cylinder heads with means for directing, guiding, or distributing liquid stream F02F1/42Shape or arrangement of intake or exhaust channels in cylinder heads F02F1/4214specially adapted for four or more valves per cylinder F02F1/4221particularly for three or more inlet valves F02F1/4228Helically-shaped channels F02F1/4235of intake channels F02F1/4242with a partition wall inside the channel F02F1/425with a separate deviation element inside the channel F02F1/4257with an intake liner F02F1/4264of exhaust channels F02F1/4271with an exhaust liner F02F1/4285of both intake and exhaust channel F02F1/4292with liners