ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B61L0005100000 Locking mechanisms for points; Means for indicating the setting of points 1
B61L0005120000 Visible signals 1
B61L0005140000 Form signals, e.g. semaphore arms 1
B61L0005160000 Local operating mechanisms for form signals 1
B61L0005180000 Light signals; Mechanisms associated therewith, e.g. blinders 1
B61L0005200000 Audible signals, e.g. detonator 1
B61L0005220000 Devices for initiating the release of detonators in a certain position of a signal 1
B61L0005240000 Replacement of detonators 1
B61L0007000000 Remote control of local operating means for points, signals, or track-mounted scotch-blocks (B61L0011000000, B61L0013000000 take precedence;interlocking arrangements B61L0019000000) 1
B61L0007020000 using mechanical transmission, e.g. wire, lever 1
B61L0007040000 using fluid-pressure transmission 1
B61L0007060000 using electrical transmission 1
B61L0007080000 Circuitry 1
B61L0007100000 for light signals, e.g. for supervision, back- signalling 1
B61L0009000000 Illumination specially adapted for points, form signals, or gates 1