ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F02M0031040000 combustion-air or fuel-air mixture (electrically F02M0031120000; by using heat from working cylinders or cylinder heads F02M0031140000; heating of combustion-air as an engine starting aid F02N0019040000) 1
F02M0031060000 by hot gases, e.g. by mixing cold and hot air 1
F02M0031070000 Temperature-responsive control, e.g. using thermostatically-controlled valves (F02M0031083000 takes precedence);; 1
F02M0031080000 the gases being exhaust gases 1
F02M0031083000 Temperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface 1
F02M0031087000 Heat-exchange arrangements between the air intake and exhaust gas passages, e.g. by means of contact between the passages 1
F02M0031093000 Air intake passage surrounding the exhaust gas passage; Exhaust gas passage surrounding the air intake passage 1
F02M0031100000 by hot liquids, e.g. lubricants 1
F02M0031120000 electrically 1
F02M0031125000 Fuel 1
F02M0031130000 Combustion air 1
F02M0031135000 Fuel-air mixture 1
F02M0031140000 by using heat from working cylinders or cylinder heads 1
F02M0031160000 Other apparatus for heating fuel 1
F02M0031180000 to vaporise fuel 1