Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type (using compressed air for low-pressure fuel-injection apparatus F02M69/08)

Child Classifications

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• F02M 67/005 CPC only CPC only
• F02M 67/02 the gas being compressed air, e.g. compressed in pumps (arrangements or adaptations of such pumps F02B) IPC+CPC Available in IPC and CPC
• F02M 67/06 the gas being other than air, e.g. steam, combustion gas IPC+CPC Available in IPC and CPC
• F02M 67/10 Injectors peculiar thereto, e.g. valve less type IPC+CPC Available in IPC and CPC
• F02M 67/14 characterised by provisions for injecting different fuels, e.g. main fuel and readily self-igniting starting fuel IPC+CPC Available in IPC and CPC