ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B61L0023020000 for indicating along the route the failure of brakes 1
B61L0023040000 for monitoring the mechanical state of the route 1
B61L0023060000 for warning men working on the route 1
B61L0023080000 for controlling traffic in one direction only 1
B61L0023100000 manually operated 1
B61L0023120000 partly operated by train 1
B61L0023140000 automatically operated 1
B61L0023160000 Track circuits specially adapted for section blocking 1
B61L0023180000 specially adapted for maintaining a safe distance between vehicles or vehicle trains depending upon speed and traffic density 1
B61L0023200000 with transmission of instructions to stations along the route 1
B61L0023220000 for controlling traffic in two directions over the same pair of rails 1
B61L0023240000 using token systems, e.g. train staffs, tablets 1
B61L0023260000 with means for actuating signals from the vehicle or by passage of the vehicle 1
B61L0023280000 using non-automatic blocking from a place along the route 1
B61L0023300000 using automatic section blocking 1