WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

E01B　PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS (derailing or rerailing blocks on track, track brakes or retarders B61K)

E01B 1/00 Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway (draining by trenches, culverts, or conduits E01F 5/00)

E01B 1/001 ・{Track with ballast}

E01B 1/002 ・{Ballastless track, e.g. concrete slab trackway, or with asphalt layers}

E01B 1/004 ・・{with prefabricated elements embedded in fresh concrete or asphalt}

E01B 1/005 ・・{with sleeper shoes}

E01B 1/007 ・・{with interlocking means to withstand horizontal forces}

E01B 1/008 ・{Drainage of track}

E01B 2/00 General structure of permanent way (railway networks B61B 1/00; foundations for pavings E01C 3/00; foundations in general E02D)

E01B 2/003 ・{Arrangement of tracks on bridges or in tunnels}

E01B 2/006 ・{Deep foundation of tracks}

E01B 3/00 Transverse or longitudinal sleepers (for switches or crossings E01B 7/22); Other means resting directly on the ballastway for supporting rails

E01B 3/02 ・made from wood (drying or impregnating B27K)

E01B 3/04 ・・Means for preventing cleaving

E01B 3/06 ・・・Anti-cracking dogs

E01B 3/08 ・・・Straps E01D 3/06 or bands for hooping or encircling sleepers (apparatus for hooping wooden railway sleepers on the spot E01B 31/28)

E01B 3/10 ・・Composite sleepers

E01B 3/12 ・・Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers

E01B 3/14 ・・Slabs; Blocks; Fastening tie-rods to them

E01B 3/16 ・made from steel

E01B 3/18 ・・Composite sleepers

E01B 3/20 ・・Sleeper construction for special purposes, e.g. with openings for ballast working (sleepers for shiftable track for heavy loads E01B 23/12)

E01B 3/22 ・・Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers

E01B 3/24 ・・Slabs; Blocks; Pot sleppers; Fastening tie-rods to them

E01B 3/26 ・・combined with inserts of wood artificial stone or other material

E01B 3/28 ・made from concrete or from natural or artificial stone (manufacture B28)

E01B 3/30 ・・Hollow sleepers

E01B 3/32 ・・with armouring or reinforcement (hollow sleepers E01B 3/30)

E01B 3/34 ・・・with pre-tensioned armouring or reinforcement (pre-tensioned armouring or reinforcing elements E04C 5/00)

E01B 3/36 ・・Composite sleepers

E01B 3/38 ・・Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers; Layers of concrete supporting both rails

E01B 3/40 ・・Slabs; Blocks; Pot sleepers; Fastening tie-rods to them

E01B 3/42 ・・combined with inserts of wood or other material

E01B 3/44 ・made from other materials only if the material is essential

E01B 3/46 ・made from different materials (E01B 3/26, E01B 3/42 take precedence)

E01B 3/48 ・Distance keepers or tie-rods for sleepers

E01B 5/00 Rails; Guard rails (manufacture of rails B21B); Distance-keeping means for them

E01B 5/02 ・Rails

E01B 5/04 ・・Grooved rails

E01B 5/06 ・・Reversible or invertible rails

E01B 5/08 ・・Composite rails; Compound rails with dismountable or non-dismountable parts

E01B 5/10 ・・・Composite grooved rails; Inserts for grooved rails

E01B 5/12 ・・Rails with a foot serving as a sleeper

E01B 5/14 ・・Rails for special parts of the track, e.g. for curves

E01B 5/16 ・Distance keepers

E01B 5/18 ・Guard rails; Connecting, fastening or adjusting means therefor

E01B 7/00 Switches; Crossings (operating mechanisms B61L)

E01B 7/02 ・Tongues; Associated constructions

E01B 7/04 ・・Constructions with tongues turning about a vertical pivot at the end

E01B 7/06 ・・Constructions with flexible tongues or flexible fishplates

E01B 7/08 ・・Other constructions of tongues, e.g. tilting about an axis parallel to the rail, movable tongue blocks or rails

E01B 7/10 ・Frogs

E01B 7/12 ・・Fixed frogs made of one part or composite

E01B 7/14 ・・with movable parts

E01B 7/16 ・・Jump-over frogs

E01B 7/18 ・Combinations of switches and crossings

E01B 7/20 ・Safety means for switches, e.g. switch point protectors, auxiliary or guiding rail members

E01B 7/22 ・Special sleepers for switches or crossings; Fastening means therefor

E01B 7/24 ・Heating of switches

E01B 7/26 ・Lubricating of switches (lubricating of rails B61K 3/00)

E01B 7/28 ・Crossings

E01B 7/30 ・・Jump-over crossings

E01B 9/00 Fastening rails on sleepers, or the like (fastening rails to bridges E01D 19/12)

E01B 9/02 ・Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor

E01B 9/04 ・・Fastening on wooden or concrete sleepers or on masonry without clamp members

E01B 9/06 ・・・Railways spikes (nails in general F16B)

E01B 9/08 ・・・・Elastic spikes

E01B 9/10 ・・・Screws or bolts for sleepers (screws or bolts in general F16B)

E01B 9/12 ・・・Retaining or locking devices for spikes or screws

E01B 9/14 ・・・Plugs, sleeves, thread linings, or other inserts for holes in sleepers (inserting plugs or sleeves E01B 31/26)

E01B 9/16 ・・・・for wooden sleepers

E01B 9/18 ・・・・for concrete sleepers

E01B 9/20 ・・・by keys

E01B 9/22 ・・Fastening on steel sleepers without clamp members

E01B 9/24 ・・・by keys

E01B 9/26 ・・・Welded fastenings

E01B 9/28 ・・Fastening on wooden or concrete sleepers or on masonry with clamp members

E01B 9/30 ・・・by resilient steel clips

E01B 9/303 ・・・・{the clip being a shaped bar}

E01B 9/306 ・・・・{the clip being a shaped plate}

E01B 9/32 ・・Fastening on steel sleepers with clamp members

E01B 9/34 ・・・by resilient steel clips

E01B 9/36 ・・Metal sole-plates for rails which rails are directly fastened to sleepers

E01B 9/38 ・Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs

E01B 9/40 ・・Tie-plates for flat-bottom rails (manufacture B21)

E01B 9/42 ・・・of two or more parts

E01B 9/44 ・・Fastening the rail on the tie-plate

E01B 9/46 ・・・by clamps

E01B 9/48 ・・・・by resilient steel clips

E01B 9/483 ・・・・・{the clip being a shaped bar}

E01B 9/486 ・・・・・{the clip being a shaped plate}

E01B 9/50 ・・・by keys

E01B 9/52 ・・・・by resilent keys

E01B 9/54 ・・Rail chairs

E01B 9/56 ・・・for rails with two or more treads

E01B 9/58 ・・Fastening the rail in the chair

E01B 9/60 ・Rail fastenings making use of clamps or braces supporting the side of the rail

E01B 9/62 ・Rail fastenings incorporating resilient supports

E01B 9/64 ・Rail fastenings gripping or encircling the sleeper

E01B 9/66 ・Rail fastenings allowing the adjustment of the position of the rails, so far as not included in the preceding groups

E01B 9/68 ・Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair

E01B 9/681 ・・{characterised by the material}

E01B 9/683 ・・・{layered or composite}

E01B 9/685 ・・{characterised by their shape}

E01B 9/686 ・・・{with textured surface}

E01B 9/688 ・・・{with internal cavities}

E01B 11/00 Rail joints (electrical connection of the rail B60M 5/00)

E01B 11/02 ・Dismountable rail joints

E01B 11/04 ・・Flat fishplates

E01B 11/06 ・・・with keys or pins

E01B 11/08 ・・Angle fishplates

E01B 11/10 ・・Fishplates with parts supporting or surrounding the rail foot

E01B 11/12 ・・Fishplates engaging only the rail foot

E01B 11/14 ・・Rail foot flange clips in one piece

E01B 11/16 ・・Fishplates for joining rails of different sections

E01B 11/18 ・・Fishplates for temporarily repairing broken rails

E01B 11/20 ・・with gap-bridging

E01B 11/22 ・・・by parts of the rails

E01B 11/24 ・・・・with oblique or overlapping rail ends

E01B 11/26 ・・・・with interlocking rail ends

E01B 11/28 ・・・by parts of the joining members

E01B 11/30 ・・・・Fishplates with integral tread parts lying in the cross-section of the rail head

E01B 11/32 ・・・by separate parts, Inserts bridging both rail heads

E01B 11/34 ・・・・Auxiliary rail beside gap

E01B 11/36 ・・Fastening means for fishplates

E01B 11/38 ・・・Loking arrangements for fastening means (locking means for nuts or bolts in general F16B)

E01B 11/40 ・・Dismountable rail joints combined with welded parts

E01B 11/42 ・Joint constructions for relatively movable rails, e.g. rails on turntables, traversers, or swing bridges

E01B 11/44 ・Non-dismountable rail joints; Welded joints (welding methods B23K)

E01B 11/46 ・・General methods for making gapless tracks

E01B 11/48 ・・Joints made by flame welding

E01B 11/50 ・・Joints made by electric welding

E01B 11/52 ・・Joints made by alumino-thermal welding

E01B 11/54 ・Electrically-insulating rail joints

E01B 11/56 ・Special arrangements for supporting rail ends (foot supports E01B 11/08 to E01B 11/14)

E01B 11/58 ・・Bridge plates

E01B 11/60 ・・・with wedges

E01B 11/62 ・・Bridge chairs (chairs E01B 9/54 to E01B 9/58)

E01B 13/00 Arrangements preventing shifting of the track

E01B 13/02 ・Rail anchors

E01B 15/00 Guards for preventing a person`s foot being trapped in grooved rails

E01B 17/00 Cattle guards connected to the permanent way (grids in general for preventing cattle from straying A01K 3/00)

E01B 19/00 Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise (snow fences E01F 7/02, snow-ploughs E01H 8/02, watering E01H 11/00)

E01B 19/003 ・{Means for reducing the development or propagation of noise}

E01B 19/006 ・{Means for protecting the underground against spillage}

E01B 21/00 Track superstructure adapted for tramways in paved streets (paving E01C 9/04, E01C 9/06)

E01B 21/02 ・Special supporting means; Draining of rails

E01B 21/04 ・Special fastenings, joint constructions, or tie-rods

E01B 23/00 Easily dismountable or movable tracks, e.g. temporary railways; Details specially adapted therefor

E01B 23/02 ・Tracks for light railways, e.g. for field, colliery, or mine use

E01B 23/04 ・・Fastening or joining means

E01B 23/06 ・・Switches (turntables B60S, B61J); Portable switches; Turnouts

E01B 23/08 ・Temporary tracks for use while repairing tramways

E01B 23/10 ・Shiftable tracks for heavy loads, e.g. carrying excavators

E01B 23/12 ・・Sleepers

E01B 23/14 ・・Fastening or joining means (fastening of rails by keys E01B 9/24)

E01B 23/16 ・・Switches

E01B 25/00 Tracks for special kinds of railways (systems B61B; wheel tracks on roads E01C 9/02)

E01B 25/02 ・Tracks for rack railways

E01B 25/04 ・・Rack rails; Supports or connections for rack rails

E01B 25/06 ・・Switches; Frogs; Crossings

E01B 25/08 ・Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail

E01B 25/10 ・・Mono-rails; Auxiliary balancing rails; Supports or connections for rails

E01B 25/12 ・・Switches; Crossings

E01B 25/14 ・Tracks for cable-drawn railway vehicles

E01B 25/15 ・・Switches; Crossings

E01B 25/16 ・Tracks for aerial rope railways with a stationary rope

E01B 25/18 ・・Ropers; Supports, fastening or straining means for ropes (ropes in general D07B; masts E04H 12/00; ropes sockets F16G)

E01B 25/20 ・・Switches; Crossings

E01B 25/22 ・Tracks for railways with the vehicle suspended from rigid supporting rails

E01B 25/24 ・・Supporting rails; Auxiliary balancing rails; Supports or connections for rails

E01B 25/26 ・・Switches; Crossings

E01B 25/28 ・Rail tracks for guiding vehicles when running on road or similar surface (wheel tracks on roads E01C 9/02)

E01B 25/30 ・Tracks for magnetic suspension or levitation vehicles

E01B 25/305 ・・{Rails or supporting constructions}

E01B 25/32 ・・Stators, guide rails or slide rails

E01B 25/34 ・・Switches; Frogs; Crossings

E01B 26/00 Tracks or track components not covered by any one of the preceding groups

E01B 26/005 ・{Means for fixing posts, barriers, fences or the like to rails}

E01B 27/00 Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers

E01B 27/02 ・Placing the ballast; Making ballastway; Redistributing ballasting material; Machines or devices therefor; Levelling means

E01B 27/021 ・・{by devices moving underneath the track, e.g. ballast sleighs}

E01B 27/022 ・・{by devices moving on the track with or without spreading or levelling}

E01B 27/023 ・・{Spreading, levelling or redistributing ballast already placed}

E01B 27/025 ・・・{by means of non-driven tools}

E01B 27/026 ・・・{by means of driven tools, e.g. rotating brooms or digging devices}

E01B 27/027 ・・{Loosening ballasting material}

E01B 27/028 ・・{Compacting ballasting material; Performing ballast cores or seats for sleepers}

E01B 27/04 ・Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast (E01B 27/06, E01B 27/12 takes precedence; redistributing ballasting material E01B 27/02)

E01B 27/06 ・Renewing or cleaning the ballast in situ, wih or without concurrent work on the track

E01B 27/08 ・・the track having been taken-up (E01B 27/11 takes precedence)

E01B 27/10 ・・without taking-up track (E01B 27/11 takes precedence)

E01B 27/102 ・・・{Removing unwanted material without removing the ballast}

E01B 27/105 ・・・{the track having been lifted}

E01B 27/107 ・・・{along between the tracks only}

E01B 27/11 ・・combined with concurrent renewal of track components

E01B 27/12 ・Packing sleepers, with or without concurrent work on the track; Compacting track-carrying ballast

E01B 27/13 ・・Packing sleepers, with or without concurrent work on the track (preforming ballast cores or seats for sleepers E01B 27/02)

E01B 27/14 ・・・Manual tools or hand-held power tools therefor

E01B 27/16 ・・・Sleeper-tamping machines

E01B 27/17 ・・・・combined with means for lifting, levlling or slewing the track

E01B 27/18 ・・・・by introducing additional fresh material under the sleepers, e.g. by the measured-shovel method, by the blowing method

E01B 27/20 ・・Compacting the material of the track-carrying ballastway, e.g. by vibrating the track, by surface vibrators (of trackless ballastway E01B 27/02; for packing sleepers E01B 27/12)

E01B 29/00 Laying, rebuilding, or taking-up tracks; Tools or machines therefor (E01B 27/00, E01B 31/00 take precedence)

E01B 29/005 ・{Making of concrete parts of the track in situ}

E01B 29/02 ・Transporting, laying, removing, or renewing lengths of assembled track, assembled switches, or assembled crossings (E01B 29/04 takes precedence)

E01B 29/04 ・Lifting or levelling of tracks (lifting devices in general B66F)

E01B 29/05 ・Transporting, laying, removing, or renewing both rails and sleepers (as assembled units E01B 29/02)

E01B 29/06 ・Transporting, laying, removing or renewing sleepers (E01B 29/05 takes precedence; carrying devices B65G 7/12)

E01B 29/09 ・・under, or from under, installed rails

E01B 29/10 ・・・for inserting or removing sleepers

E01B 29/11 ・・・・Removal involving destruction of the sleeper, e.g. the sectioning thereof

E01B 29/13 ・・・for moving sleepers in a direction parallel to the rails, e.g. for spacing or aligning them (E01B 29/10 takes precedence)

E01B 29/14 ・・・for lifting sleepers up to the rails (lifting devices in general B66F)

E01B 29/16 ・Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track (E01B 29/05 takes precedence; moving or tilting heavy loads in general B65G 7/00)

E01B 29/17 ・・Lengths of rails assembled into strings, e.g. welded together

E01B 29/20 ・・Moving rails placed on installed sleepers in the plane track

E01B 29/22 ・・Raising rails from sleepers, e.g. for inserting sole-plates (lifting devices in general B66F)

E01B 29/24 ・Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means (E01B 29/02, E01B 31/26 take precedence)

E01B 29/26 ・・the fastening means being spikes (E01B 29/16 takes precedence; hand-held tools for nail or staple driving or extracting B25C)

E01B 29/28 ・・the fastening means being of screw-and-nut type (portable apparatus for fixing or removing screws or the like B25B); Apparatus therefor, adapted to additionally drilling holes

E01B 29/29 ・・・for horizontally-arranged fastening elements, e.g. fish-bolts

E01B 29/32 ・Installing or removing track components, not covered by the preceding groups, e.g. sole-plates, rail anchors (E01B 31/26 takes precedence)

E01B 29/40 ・Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track (temporary fishplates E01B 11/18)

E01B 29/42 ・Undetachably joining or fastening track components in or on the track, e.g. by welding, by gluing; Pre-assembling track components by gluing; Sealing joints with filling components (E01B 31/26 takes precedence; independent heating means E01B 31/18; welding in general B23K; gluing metal parts in general F16B 11/00)

E01B 29/44 ・・Methods for effecting joining of rails in the track, e.g. taking account of ambient temperature

E01B 29/46 ・・Devices for holding, positioning, or urging together the rail ends (adjusting the joint by moving rails E01B 29/20)

E01B 31/00 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 to B25, B27)

E01B 31/02 ・Working rail or other metal track components on the spot

E01B 31/04 ・・Sectioning or slitting, e.g. by sawing, shearing, flame-cutting

E01B 31/06 ・・Making holes, e.g. by drilling, punching, flame-cutting

E01B 31/08 ・・Bending, e.g. for straightening rails or rail joints (for aligning rail ends to be welded E01B 29/46)

E01B 31/12 ・・Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails

E01B 31/13 ・・・by milling

E01B 31/15 ・・・by planing or filing

E01B 31/17 ・・・by grinding

E01B 31/175 ・・・・{using grinding belts}

E01B 31/18 ・・Reconditioning or repairing worn or damaged parts on the spot, e.g. applying inlays, building-up rails by welding (E01B 31/04 to E01B 31/12 take precedence); Heating or cooling of parts on the spot, e.g. for reducing joint gaps, for hardening rails

E01B 31/20 ・Working or treating non-metal sleepers in or on the line, e.g. marking, creosoting (working metal sleepers E01B 31/02)

E01B 31/22 ・・Cutting or grinding wooden sleepers, e.g. for forming rail seats (E01B 31/24 takes precedence)

E01B 31/23 ・・・Sectioning (combined with removal of segments from track E01B 29/11)

E01B 31/24 ・・Forming, treating, reconditioning, or cleaning holes in sleepers; Drilling-templates (E01B 29/28, E01B 31/26 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 (E01B 31/26 takes precedence; straps or bands therefor E01B 3/08)

E01B 33/00 Machines or devices for shifting tracks, with or without lifting, e.g.for aligning track, for shifting excavator track (combined with sleeper packing machinesE01B 27/17)

E01B 33/02 ・for slewing, i.e. transversely shifting, in steps

E01B 33/04 ・・Manual tools; Devices not mounted on vehicles

E01B 33/06 ・for slewing in a continuous operation, e.g. for tracks which carry excavators

E01B 33/08 ・・Boom track-slewing machines

E01B 33/10 ・・Bridge track-slewing machines

E01B 33/12 ・・Combined boom and bridge track-slewing machines

E01B 33/18 ・・Details not peculiar to a particular type of machine

E01B 33/21 ・・・Arrangement or construction of rollers moving the rails

E01B 35/00 Applications of measuring apparatus or devices for track-building purposes (apparatus on locomotives or cars to indicate or record bad track sections B61K 9/00; measuring angles, linear dimensions, or irregularities in general G01B, G01C)

E01B 35/02 ・for spacing, for cross levelling; for laying-out curves

E01B 35/04 ・・Wheeled apparatus

E01B 35/06 ・for measuring irregularities in longitudinal direction

E01B 35/08 ・・for levelling

E01B 35/10 ・・for aligning

E01B 35/12 ・for measuring movement of the track or of the components thereof under rolling loads, e.g. depression of sleepers, increase of gauge

E01B 37/00 Making, maintaining, renewing, or taking-up the ballastway or the track, not provided for in a single one of groups E01B 27/00 to E01B 35/00

E01B 2201/00 Fastening or restraining methods

E01B 2201/02 ・by wedging action

E01B 2201/04 ・by bolting, nailing or the like

E01B 2201/06 ・by eccentric or levering action

E01B 2201/08 ・by plastic or elastic deformation of fastener

E01B 2201/10 ・in alternative ways, e.g. glueing, welding, form-fits

E01B 2202/00 Characteristics of moving parts of rail systems, e.g. switches, special frogs, tongues

E01B 2202/02 ・Nature of the movement

E01B 2202/021 ・・Turning or tilting or elastically bending

E01B 2202/022 ・・・about horizontal axis

E01B 2202/024 ・・・about vertical axis

E01B 2202/025 ・・Pure translation

E01B 2202/027 ・・Including a component perpendicular to the plane of the rails

E01B 2202/028 ・・・Movement along an inclined surface

E01B 2202/04 ・Nature of the support or bearing

E01B 2202/042 ・・Sliding

E01B 2202/044 ・・Rolling

E01B 2202/046 ・・・with rolls on fixed part

E01B 2202/048 ・・・with rolls on moving part

E01B 2202/06 ・・Use of friction-reducing surfaces

E01B 2202/08 ・Locking devices or mechanisms for inhibiting movement

E01B 2203/00 Devices for working the railway-superstructure

E01B 2203/01 ・with track

E01B 2203/012 ・・present, i.e. in its normal position

E01B 2203/015 ・・present but lifted

E01B 2203/017 ・・removed or not present yet

E01B 2203/02 ・Removing or re-contouring ballast

E01B 2203/021 ・・Blowing

E01B 2203/022 ・・Horizontal chain

E01B 2203/024 ・・Inclined chain

E01B 2203/025 ・・Suction

E01B 2203/027 ・・Sweeping

E01B 2203/028 ・・Alternative ways

E01B 2203/03 ・Displacing or storing ballast

E01B 2203/032 ・・with special use or configuration of conveyor belts

E01B 2203/034 ・・using storing containers

E01B 2203/036 ・・・fixed to vehicle

E01B 2203/038 ・・・detachable from the vehicle

E01B 2203/04 ・Cleaning or reconditioning ballast or ground beneath

E01B 2203/042 ・・in situ, e.g. vacuum-cleaners

E01B 2203/045 ・・the ballast having been taken up

E01B 2203/047 ・・Adding material, e.g. tar, glue, protective layers

E01B 2203/06 ・Placing ballast

E01B 2203/062 ・・New ballast

E01B 2203/065 ・・Re-use of ballast

E01B 2203/067 ・・Special methods for posing or quantifying ballast

E01B 2203/08 ・Levelling ballast or ground beneath

E01B 2203/083 ・・Ploughs

E01B 2203/086 ・・Rotating brooms

E01B 2203/10 ・Track-lifting or-lining devices or methods

E01B 2203/12 ・Tamping devices

E01B 2203/122 ・・for straight track

E01B 2203/125 ・・adapted for switches or crossings

E01B 2203/127 ・・vibrating the track surface

E01B 2203/14 ・Way of locomotion or support

E01B 2203/141 ・・on the track to be treated

E01B 2203/143 ・・on a side-track

E01B 2203/145 ・・on the ballast

E01B 2203/146 ・・using other means than driven wheels as propulsion means

E01B 2203/148 ・・having wheelsets that can be displaced horizontally or vertically

E01B 2203/15 ・Reducing impact of devices on environment

E01B 2203/16 ・Guiding or measuring means, e.g. for alignment, canting, stepwise propagation

E01B 2203/17 ・continually advancing

E01B 2204/00 Characteristics of the track and its foundations

E01B 2204/01 ・Elastic layers other than rail-pads, e.g. sleeper-shoes, bituconcrete

E01B 2204/02 ・Ballast bags

E01B 2204/03 ・Injecting, mixing or spraying additives into or onto ballast or underground

E01B 2204/04 ・Direct mechanical or chemical fixing of sleepers onto underground

E01B 2204/05 ・Use of geotextiles

E01B 2204/06 ・Height or lateral adjustment means or positioning means for slabs, sleepers or rails

E01B 2204/07 ・Drainage

E01B 2204/08 ・Deep or vertical foundation

E01B 2204/09 ・Ballastless systems

E01B 2204/10 ・Making longitudinal or transverse sleepers or slabs in situ or embedding them

E01B 2204/11 ・Embedded tracks, using prefab elements or injecting or pouring a curable material

E01B 2204/12 ・Floating rails or sleepers

E01B 2204/13 ・Dowels for slabs, sleepers or rail-fixings

E01B 2204/14 ・Vegetation on or around railway-tracks

E01B 2204/15 ・Layout or geometry of the track

E01B 2204/16 ・Specific granulometry of the ballast

E01B 2205/00 Electrical insulation of railway track parts