ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F01L0007180000 Component parts, details, or accessories, not provided for in preceding subgroups of this group 1
F01L0009000000 Valve-gear or valve arrangements actuated non-mechanically 1
F01L0009020000 by fluid means, e.g. hydraulic 1
F01L0009040000 by electric means 1
F01L0011000000 Valve arrangements in working piston or piston-rod 1
F01L0011020000 in piston 1
F01L0011040000 operated by movement of connecting-rod 1
F01L0011060000 operating oscillatory valve 1
F01L0013000000 Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations 1
F01L0013020000 for reversing 1
F01L0013040000 for starting by means of fluid pressure 1
F01L0013060000 for braking 1
F01L0013080000 for decompression, e.g. during starting; for changing compression ratio 1
F01L0015000000 Valve-gear or valve arrangements specially adapted for steam engines, or specially adapted for other positive-displacement machines or engines with variable; working-fluid distribution 1
F01L0015000000 Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups F01L0017000000-F01L0029000000; (valve drive or external valve-adjustment during operation, see the relevant groups, e.g. F01L0031000000; tripping-gear or tripping of valves F01L0031000000) 1