ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F01L0001120000 Transmitting-gear between valve drive and valve (simultaneously operating two or more valves F01L0001260000) 1
F01L0001140000 Tappets; Push-rods 1
F01L0001160000 Silencing impact; Reducing wear 1
F01L0001180000 Rocking arms or levers 1
F01L0001200000 Adjusting or compensating clearance, i.e. lash adjustment 1
F01L0001220000 automatically 1
F01L0001240000 by fluid means, e.g. hydraulically 1
F01L0001245000 Hydraulic tappets 1
F01L0001250000 between cam and valve stem 1
F01L0001255000 between cam and rocker arm 1
F01L0001260000 characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift valves per cylinder (with coaxial valves F01L0001280000) 1
F01L0001280000 characterised by the provision of coaxial valves; characterised by the provision of valves co-operating with both intake and exhaust ports 1
F01L0001300000 characterised by the provision of positively opened and closed valves, i.e. desmodromic valves 1
F01L0001320000 characterised by the provision of means for rotating lift valves, e.g. to diminish wear 1
F01L0001340000 characterised by the provision of means for changing the timing of the valves without changing the duration of opening 1