| ReturnTo Theme-Group-Choice | Onelevelup |
| 2E125 | Joining of building structures in genera | |
| E04B1/38 -1/61,550@Z | ||
| E04B1/38-1/61,550@Z | AA | AA00 CONNECTED MEMBERS |
AA01 | AA02 | AA03 | AA04 | AA05 | AA06 | AA07 | AA08 | AA10 | |
| . Rod-shaped members | . . Vertical members | . . . Pillars | . . . . for structures | . . . . Pillars with sleeve beams | . . . . for ready-built buildings | . . . . Intermediate pillars | . . . . Assembling members | . . . Bundles | ||||
| AA12 | AA13 | AA14 | AA15 | AA16 | AA17 | AA18 | AA19 | AA20 | ||||
| . . Horizontal members | . . . Beams girders or girts | . . . . Structural beams girders or girts | . . . . . Truss beams or lattice beams | . . . . Beams girders or girts for ready-built buildings | . . . . Small beams | . . . Foundations | . . . Lumber girders | . . . Floor joints | ||||
| AA22 | AA23 | AA24 | AA25 | AA26 | AA27 | AA29 | ||||||
| . . Roof truss members | . . . Main houses | . . . Rafters | . . . Ridge beams | . . . Roof trusses | . . . Roof truss bundles | . . Panel frames | ||||||
| AA32 | AA33 | AA35 | AA36 | |||||||||
| . . Inclined members | . . . Braces | . . Truss constituents | . . . Three-dimensional truss constituents | |||||||||
| AA42 | AA44 | AA45 | AA46 | AA48 | ||||||||
| . . Other building members | . . Construction members | . . . Foundations | . . . Foundation beams | . . Members not specific to those of buildings and constructions | ||||||||
| AA51 | AA52 | AA53 | AA54 | AA56 | AA57 | AA58 | AA59 | |||||
| . Plate-shaped members | . . Vertical members | . . . Walls | . . . . Aseismic walls | . . Horizontal members | . . . Floors | . . . . Deck plates | . . . Ceilings | |||||
| AA62 | AA64 | AA66 | AA68 | AA70 | ||||||||
| . . Roofing members | . . Inclined members | . . Other building members | . . Construction members | . . Members not specific to buildings or constructions | ||||||||
| AA71 | AA72 | AA73 | AA74 | AA75 | AA76 | |||||||
| . Members not specific to rods or plates | . . Blocks | . . Units | . . Other building members | . . Construction members | . . Members not specific to buildings or constructions | |||||||
| AB | AB00 CROSS SECTION SHAPES OF ROD-SHAPED CONNECTED MEMBERS |
AB01 | AB02 | AB03 | AB04 | AB05 | AB06 | AB07 | AB08 | AB10 | ||
| . H shapes or I shapes | . L shapes | . + shapes | . T shapes | . U shapes | . Z shapes | . Hat shapes | . Flat types | . with lips | ||||
| AB11 | AB12 | AB13 | AB15 | AB16 | AB17 | |||||||
| . Solid | . . Square shapes | . . Round shapes | . hollow | . . Square shapes | . . Round shapes | |||||||
| AC | AC00 MATERIALS OF ROD-SHAPED CONNECTED MEMBERS |
AC01 | AC02 | AC03 | AC04 | AC05 | AC06 | AC07 | AC08 | AC09 | AC10 | |
| . Concrete | . . Precast | . . Half-precast | . . In-situ cast members | . . Prestressed members | . . Concrete reinforcing members | . . . Reinforcing steels | . . . Tensioning materials | . . . Materials other than iron | . . . Fibre-mixed materials | |||
| AC11 | AC13 | AC14 | AC15 | AC16 | AC17 | AC18 | AC19 | |||||
| . Lithic systems other than concrete | . Metals | . . Iron | . . . Form materials | . . . Steel pipes | . . . Lightweight materials | . . . Wire rods | . . Aluminium | |||||
| AC21 | AC23 | AC24 | AC26 | AC28 | AC29 | AC30 | ||||||
| . Synthetic resin | . Timber | . . Composite materials | . Tensioning materials excluding materials to apply tension to concrete | . Materials composed of plural materials | . . Steel pipe concrete | . . SRC | ||||||
| AD | AD00 STRUCTURES OF PLATE-SHAPED CONNECTED MEMBERS |
AD01 | AD02 | AD03 | AD04 | AD05 | AD06 | AD07 | ||||
| . Panels with frames | . Hollow panels | . containing heat insulating materials | . having elasticity | . Boards with recesses and protrusions | . Bent boards and curved boards | . with cosmetic materials | ||||||
| AE | AE00 MATERIALS FOR PLATE-SHAPED CONNECTED MEMBERS |
AE01 | AE02 | AE03 | AE04 | AE05 | AE06 | AE07 | AE08 | AE09 | AE10 | |
| . Concrete | . . Precast | . . Half-precast | . . In-situ cast members | . . Prestressed members | . . Concrete reinforcing members | . . . Reinforcing steel | . . . Tensioning materials | . . . Materials other than iron | . . . Fibre-mixed materials | |||
| AE11 | AE12 | AE13 | AE14 | AE15 | AE16 | AE18 | ||||||
| . Lithic systems other than concrete | . Metals | . . Iron | . . Aluminium | . Synthetic resin | . Timber | . composed of plural materials | ||||||
| AF | AF00 MATERIALS OF CONNECTED MEMBERS NOT SPECIFIC TO ROD SHAPES OR PLATE SHAPES |
AF01 | AF02 | AF03 | AF04 | AF05 | AF07 | |||||
| . Concrete | . Lithic systems other than concrete | . Metals | . Synthetic resin | . Timber | . composed of plural materials | |||||||
| AG | AG00 PROCESSINGS APPLIED TO CONNECTED MEMBERS (PROCESSING RELATED TO CONNECTION ONLY) |
AG01 | AG02 | AG03 | AG04 | AG05 | AG06 | AG07 | AG08 | AG09 | AG10 | |
| . Processing to rod-shaped connected members | . . Entire length | . . Ends only | . . Middle parts between ends | . Processing to plate-shaped connected members | . . Surfaces | . . Entire sides | . . Middle parts | . . Corners | . Processing to connected members not specific to rod shapes or plate shapes | |||
| AG11 | AG12 | AG13 | AG14 | AG16 | AG20 | |||||||
| . Holes | . . Through holes | . . Bottomed holes | . . Screw holes | . Male thread formation | . No processings to connected members | |||||||
| AG21 | AG22 | AG23 | AG24 | AG25 | AG26 | AG27 | AG28 | AG29 | ||||
| . Recesses and protrusions | . . Cotters | . Grooves or slits | . . Dovetail grooves | . Protrusions | . . with partly-expanded dovetail ledge | . . of concrete reinforcing members | . . . of reinforcing steel | . . . . curved | ||||
| AG31 | AG32 | AG34 | AG36 | AG38 | ||||||||
| . Reinforcement | . . Ribs or stiffeners | . Slopes | . Curved surfaces | . Steps | ||||||||
| AG41 | AG43 | AG45 | AG47 | AG48 | AG49 | AG50 | ||||||
| . Previous installation of connecting metals including materials other than metals | . End plates | . Gusset plates | . Diaphragms | . . Inner diaphragms | . . Outer diaphragms | . . Through diaphragms | ||||||
| AG51 | AG52 | AG53 | AG54 | AG55 | AG56 | AG57 | AG58 | AG59 | AG60 | |||
| . Modifications | . . Bending | . . Pressing | . . Flanging | . . Draw forming | . Removal of materials e.g. grinding or cutting | . Welding | . Bonding | . Engaging | . Embedding | |||
| BA | BA00 KINDS OF CONNECTING METALS, INCLUDING MATERIALS OTHER THAN METALS |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | BA07 | BA09 | |||
| . Concrete-embedded metals excluding reinforcing steel connecting metals | . . installed prior to concrete placement | . . . to forms excluding permanent forms | . . . . Bolt-fastenings | . . . . Nail-fixings | . . . . . removing the whole nail | . . . installed to others than forms including permanent forms | . . . Removable connecting means after their installations at the time of concrete placement | |||||
| BA12 | BA13 | BA14 | BA15 | BA16 | BA17 | BA18 | ||||||
| . . installed after concrete placement | . . . Bonding | . . . Expanding | . . . . by pushing | . . . . . Self-expanding member | . . . . . expanding walls surrounding the member | . . . . by pulling | ||||||
| BA22 | BA23 | BA24 | BA25 | BA26 | BA27 | |||||||
| . . External thread being exposed | . . Internal thread being exposed | . . . Nuts | . . Exposed members other than screws | . . . Plates | . . unexposed | |||||||
| BA32 | BA33 | BA34 | BA35 | |||||||||
| . . Adherence to concrete | . . . with partly-expanded dovetail ledge | . . . Wires for adherence | . . . Recesses and protrusions | |||||||||
| BA41 | BA42 | BA43 | BA44 | BA45 | BA46 | |||||||
| . Reinforcing steel connecting metals | . . Threaded metals | . . Crimping sleeves | . . Filled sleeves | . . Doubling strips | . . Looped strips or spiral strips | |||||||
| BA51 | BA52 | BA53 | BA54 | BA55 | BA56 | BA57 | BA58 | |||||
| . Clamps | . Dowels or transmission of shearing forces excluding dowel steel | . Battledore bolts | . Angle braces or diagonal braces | . Doubling plates | . Turnbuckles | . . Pipe types | . . Split frame types | |||||
| BB | BB00 SHAPES OF CONNECTING METALS INCLUDING MATERIALS OTHER THAN METALS |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB08 | BB09 | BB10 | ||
| . Nearly flat plates | . . Rectangular shapes | . . Strip shapes | . . Triangular shapes | . . L shapes | . . Cross (+) shapes | . Rod shapes | . Block shapes | . Spherical shapes | ||||
| BB11 | BB12 | BB13 | BB14 | BB15 | BB16 | BB17 | BB18 | BB19 | ||||
| . L-shaped cross sections | . T-shaped cross sections | . Block C-shaped cross sections | . U-shaped cross sections | . Z-shaped cross sections | . Cross sections in particular shapes | . Hollow cross sections | . . Hollow square shapes | . . Hollow round shapes | ||||
| BB21 | BB22 | BB23 | BB24 | BB25 | BB26 | BB27 | BB28 | BB29 | BB30 | |||
| . Holes | . . Through | . . bottomed | . . Spiral holes | . Grooves or slits | . . Dovetail grooves | . Protrusions | . . with partly-expanded dovetail ledge | . . Protruded elements or protruded strips | . External threads | |||
| BB31 | BB32 | BB33 | BB34 | BB35 | BB36 | BB37 | ||||||
| . Inclined surfaces | . Curved surfaces | . Recesses and protrusions | . Reinforcement parts | . . Ribs | . Insertion pieces | . Doubling pieces | ||||||
| BC | BC00 FORMS OF CONNECTING METALS INCLUDING MATERIALS OTHER THAN METALS |
BC01 | BC02 | BC03 | BC04 | BC05 | BC06 | BC07 | BC08 | BC09 | ||
| . Modifications | . . Bending | . . Flanging | . . Twist | . Removal of materials e.g. grinding or cutting | . Unitised forming | . . Casting | . . Forging | . Assembling materials | ||||
| BD | BD00 MATERIALS OF CONNECTING METALS INCLUDING MATERIALS OTHER THAN METAL |
BD01 | BD02 | BD03 | BD04 | BD06 | BD07 | |||||
| . Metals | . . other than iron | . Plastics | . Ceramics | . Plural materials | . Surface treatment | |||||||
| BE | BE00 POSITIONS OF CONNECTING METALS INCLUDING MATERIALS OTHER THAN METAL |
BE01 | BE02 | BE03 | BE04 | BE05 | BE06 | BE07 | BE08 | BE10 | ||
| . Connection using connecting metals | . . Additional arrangement to the sides of the connected members | . . . wrapping the connected members | . . . supporting or receiving connected members | . . . Gripping of connected members | . . . . with plural connecting metals | . . in connected members | . . between connected members | . without connecting metals | ||||
| BF | BF00 COMBINATION OF CONNECTING METALS INCLUDING MATERIALS OTHER THAN METALS |
BF01 | BF03 | BF04 | BF05 | BF06 | BF08 | |||||
| . Independent connecting metals | . Plural connecting metals | . . Metals already arranged on connected member and metals not arranged thereon | . . connected by using the metals already equipped on the connected members together. | . . connected by using the metals not equipped on the connected members | . . Three or more connecting metals | |||||||
| CA | CA00 CONNECTING MEANS |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA07 | CA09 | |||
| . Screw connections | . . Tapping screws | . . Bolts only | . . Nuts only | . . Combination of bolts and nuts | . . High-tension bolts | . . . Gripping sheets | . . with washers (see EB00 for accessories) | |||||
| CA12 | CA13 | CA14 | CA15 | CA16 | CA17 | CA18 | CA19 | CA20 | ||||
| . . Directions of screws | . . . Axial directions of connected rods | . . . Directions orthogonal to the axes of the connected rods | . . . Oblique to the axes of the connected rods | . . . Same directions as the surfaces of the connected plates | . . . . Axial directions of contact lines | . . . . Directions orthogonal to the axes of the contact lines | . . . Directions orthogonal to the surfaces of the connected plates | . . . Oblique to the surfaces of the connected plates | ||||
| CA22 | CA23 | CA24 | CA25 | CA26 | CA27 | |||||||
| . . characterised by shapes of screws | . . . characterised by heads | . . . . Flat heads | . . . . Heads with holes | . . . . without heads | . . . characterised by screws | |||||||
| CA31 | CA32 | CA33 | ||||||||||
| . Wedges | . . Plural wedges | . . characterised by shapes of wedges | ||||||||||
| CA42 | CA43 | CA44 | CA45 | CA46 | CA47 | CA48 | CA49 | CA50 | ||||
| . . Directions of wedges | . . . Insertion in the axial directions of rods to connect | . . . Insertion in the directions orthogonal to the axes of the rods to connect | . . . Insertion in the directions oblique to the axes of the rods to connect | . . . Insertion in the surface directions of the plates to connect | . . . . Axial directions of contact lines | . . . . Directions orthogonal to the axes of the contact lines | . . . Insertion in the directions orthogonal to the surfaces of the plates to connect | . . . Insertion in the directions oblique to the surfaces of the plates to connect | ||||
| CA51 | CA52 | CA53 | CA54 | CA56 | CA57 | CA58 | ||||||
| . Elastic forces | . . Clips | . . . External gripping types | . . . Internal expansion types | . . Snaps | . . . attachable and detachable | . . . un-attachable or -detachable | ||||||
| CA62 | CA63 | CA64 | CA65 | |||||||||
| . . Springs | . . . Leaf springs | . . . Wire springs | . . . Block springs or rubber | |||||||||
| CA71 | CA72 | CA73 | CA74 | CA75 | CA76 | CA77 | CA78 | CA79 | CA80 | |||
| . Clamps or friction | . . External gripping types | . . Internal expansion types | . . . by pushing | . . . by pulling | . Sticking or striking | . . Nails | . Insertion | . . Dowels or pins | . Tying e.g. bands strings | |||
| CA81 | CA82 | CA83 | CA84 | CA85 | CA86 | CA87 | CA88 | CA89 | CA90 | |||
| . Bonding | . . Concrete mortar or grout | . . . Reinforcing strips | . . One-liquid types | . . Two-liquid types | . . sealing adhesives in capsules | . . Thermal-curing types | . . Pressure-sensitive types | . Adhesion | . Welding | |||
| CA91 | CA92 | CA93 | CA94 | CA95 | CA96 | CA97 | CA98 | CA99 | ||||
| . Hooking hanging or engaging | . . Slide engaging with key holes or key-hole shaped grooves | . . engaged by turning | . Permanent deformation | . . Plastic deformation or caulking | . . . Rivets | . . Thermal deformation | . Liquids or gases | . Explosive forces | ||||
| DA | DA00 PROCESSING TO FRICTION SURFACES |
DA01 | DA02 | DA03 | DA04 | |||||||
| . Recesses and protrusions | . Resilient tongues | . Protrusions or protruded ridges | . Removal or cutting of materials | |||||||||
| EA | EA00 FUNCTIONS |
EA01 | EA02 | EA03 | EA04 | EA05 | EA06 | EA07 | EA08 | |||
| . Positioning | . Position adjustment | . . step by step | . . . porous | . . continuous | . . . Long holes | . Length adjustment | . Angle adjustment | |||||
| EA11 | EA12 | EA13 | EA14 | EA15 | EA16 | EA17 | ||||||
| . Temporary fastening | . Fall-off prevention | . Co-rotation prevention | . Loosening prevention | . Removal means for separation | . Guides | . attracting connected members | ||||||
| EA21 | EA22 | EA23 | EA24 | EA25 | EA26 | EA27 | ||||||
| . Sealing | . Thermal insulation | . Fire prevention | . Ventilation | . Vibration prevention | . Rust prevention | . Surface treatment | ||||||
| EA31 | EA32 | EA33 | EA34 | EA35 | ||||||||
| . Joint covers cosmetics or covers | . Marks or indications | . Improvements in working | . . One-way work | . . Working holes | ||||||||
| EB | EB00 ACCESSORIES |
EB01 | EB02 | EB03 | EB04 | EB05 | EB06 | EB07 | EB08 | EB09 | ||
| . Washers | . . characterised by shapes | . . . Claws | . . . Holes | . . . Grooves or slits | . . elastic | . . characterised by materials | . . . Metals | . . . Plastics | ||||
| EB11 | EB12 | |||||||||||
| . Spacers | . Construction jigs |