CPC Subgroup
E01B 31/20 Working or treating non-metal sleepers in or on the line, e.g. marking, creosoting (working metal sleepers E01B31/02)
Full Title
Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor (characterised by features independent of use on assembled track B21, B23 - B25, B27) > Working or treating non-metal sleepers in or on the line, e.g. marking, creosoting (working metal sleepers E01B31/02)
4 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- E01B 31/22 Cutting or grinding wooden sleepers, e.g. for forming rail seats (E01B31/24 takes precedence)
- E01B 31/24 Forming, treating, reconditioning, or cleaning holes in sleepers; Drilling-templates (E01B29/28, E01B31/26 take precedence)
- E01B 31/26 Inserting or removing inserts or fillings for holes in sleepers, e.g. plugs, sleeves
- E01B 31/28 Applying or removing anti-splitting or like reinforcing means (E01B31/26 takes precedence; straps or bands therefor E01B3/08)