ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
E21C0035140000 Equipment for pressing the conveyor towards the working face 1
E21C0035160000 by making use of the timbering, filling, or other supports 1
E21C0035180000 Mining picks; Holders therefor (planing knives E21C0027440000) 1
E21C0035183000 with inserts or layers of wear-resisting material 1
E21C0035187000 with arrangement of fluid-spraying nozzles (supply of fluid to the nozzles E21C0035220000) 1
E21C0035190000 Means for fixing picks or holders 1
E21C0035193000 using bolts as main fixing elements 1
E21C0035197000 using sleeves, rings or the like, as main fixing elements 1
E21C0035200000 General features of equipment for removal of chippings, e.g. for loading on conveyor 1
E21C0035220000 Equipment for preventing the formation of, or for removal of, dust (picks with arrangement of fluid-spraying nozzles E21C0035187000; methods or apparatus for flushing boreholes E21B0021000000) 1
E21C0035230000 Distribution of spraying-fluids in rotating cutter-heads 1
E21C0035240000 Remote control specially adapted for machines for slitting or completely freeing the mineral (control in general G05) 1
E21C0037000000 Other methods or devices for dislodging with or without loading (breaking-down by means inserted in slits E21C0027140000) 1
E21C0037020000 by wedges 1
E21C0037040000 by devices with parts pressed mechanically against the wall of a borehole 1