IPC 7 English version E01B-E01B 9/68

IPC ⁷ English version

E-E01B00968

E01B 11/00 - E01B 37/00

SECTION E – FIXED CONSTRUCTIONS

E 01

CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES (of tunnels E21D)

E 01 B

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

Subclass Index

STRUCTURE OF THE PERMANENT WAY

General structure

E01B 2/00

Ballastway, transverse or longitudinal sleepers

E01B 1/00, E01B 3/00

Rails or switches for general application

E01B 5/00 to E01B 13/00, E01B 26/00

Rails or switches for particular application

E01B 21/00 to E01B 26/00

Protective arrangements

E01B 15/00 to E01B 19/00

MAKING, MAINTAINING, RENEWING, OR TAKING-UP THE BALLASTWAY OR THE TRACK

E01B 27/00 to E01B 37/00

Structure of the permanent way for railways or tramways

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

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

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

made from wood (drying or impregnating B27K)

Means for preventing cleaving

Anti-cracking dogs

Straps or bands for hooping or encircling sleepers (apparatus for hooping wooden railway sleepers on the spot E01B 31/28)

Composite sleepers

Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers

Slabs; Blocks; Fastening tie-rods to them

made from steel

Composite sleepers

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

Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers

Slabs; Blocks; Pot sleepers; Fastening tie-rods to them

combined with inserts of wood, artificial stone, or other material

made from concrete or from natural or artificial stone (manufacture B28)

Hollow sleepers

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

with pre-tensioned armouring or reinforcement (pre-tensioned armouring or reinforcing elements E04C 5/00)

Composite sleepers

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

Slabs; Blocks; Pot sleepers; Fastening tie-rods to them

combined with inserts of wood or other material

made from other materials only if the material is essential

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

Distance keepers or tie-rods for sleepers

Rails; Guard rails (manufacture of rails B21B); Distance-keeping means for them

Rails

Grooved rails

Reversible or invertible rails

Composite rails; Compound rails with dismountable or non-dismountable parts

Composite grooved rails; Inserts for grooved rails

Rails with a foot serving as a sleeper

Rails for special parts of the track, e.g. for curves

Distance keepers

Guard rails; Connecting, fastening or adjusting means therefor

Switches; Crossings (operating mechanisms B61L)

Tongues; Associated constructions

Constructions with tongues turning about a vertical pivot at the end

Constructions with flexible tongues or flexible fishplates

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

Frogs

Fixed frogs made of one part or composite

with movable parts

Jump-over frogs

Combinations of switches and crossings

Safety means for switches, e.g. switch point protectors, auxiliary or guiding rail members

Special sleepers for switches or crossings; Fastening means therefor

Heating of switches

Lubricating of switches (lubricating of rails B61K 3/00)

Crossings

Jump-over crossings

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

Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor

Fastening on wooden or concrete sleepers or on masonry without clamp members

Railways spikes (nails in general F16B)

Elastic spikes

Screws or bolts for sleepers (screws or bolts in general F16B)

Retaining or locking devices for spikes or screws

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

for wooden sleepers

for concrete sleepers

by keys

Fastening on steel sleepers without clamp members

by keys

Welded fastenings

Fastening on wooden or concrete sleepers or on masonry with clamp members

by resilient steel clips

Fastening on steel sleepers with clamp members

by resilient steel clips

Metal sole-plates for rails which rails are directly fastened to sleepers

Indirect fastening of rails by using tie-plates or chairs; Fastening of rails on the tie-plates or in the chairs

Tie-plates for flat-bottom rails (manufacture thereof B21)

of two or more parts

Fastening the rail on the tie-plate

by clamps

by resilient steel clips

by keys

by resilient keys

Rail chairs

for rails with two or more treads

Fastening the rail in the chair

Rail fastenings making use of clamps or braces supporting the side or head of the rail

Rail fastenings incorporating resilient supports

Rail fastenings gripping or encircling the sleeper

Rail fastenings allowing the adjustment of the position of the rails, so far as not covered by the preceding groups

Pads or the like, e.g. of wood, rubber, placed under the rail, tie-plate, or chair

E01B 11/00 - E01B 37/00