Patent ID: 6083140
Filing Date: 2000-07-04
Classification: F01L,F02B,F02F,Y10T

Abstract:
An internal combustion engine comprised of a cylinder block defining at least one cylinder bore, a cylinder head closing said cylinder block and carrying a plurality of poppet-type valves serving said cylinder bore, at least one camshaft journaled in said cylinder head for operating said poppet valves, air springs associated with said valves for urging said valves to a closed position in opposition to the action of said camshaft, an air compressor driven directly off said camshaft, at least one air actuated accessory associated with said engine, and a supply system for supplying air under pressure to said air springs and to said air actuated accessory a shut-off valve interposed between the air compressor and the respective air springs and air actuated accessory for disabling at least one thereof.