JP2672466B2 - Joint structure of columns and beams using shaped steel - Google Patents
Joint structure of columns and beams using shaped steelInfo
- Publication number
- JP2672466B2 JP2672466B2 JP22314494A JP22314494A JP2672466B2 JP 2672466 B2 JP2672466 B2 JP 2672466B2 JP 22314494 A JP22314494 A JP 22314494A JP 22314494 A JP22314494 A JP 22314494A JP 2672466 B2 JP2672466 B2 JP 2672466B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- shaped steel
- shaped
- joint structure
- joined
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Rod-Shaped Construction Members (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、断面特性を向上した形
鋼と鉄骨梁の仕口構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure of a shaped steel and a steel beam having improved cross-sectional characteristics.
【０００２】[0002]
【従来の技術】従来、Ｉ形鋼、Ｈ形鋼、閉鎖形の矩形断
面形状や円形断面の鋼管柱と、鉄骨梁の仕口構造は種々
開発されている。しかし断面特性を向上させた鉄骨形鋼
の柱と鉄骨梁の仕口構造は、確立されていなかった。2. Description of the Related Art Conventionally, various types of I-shaped steel, H-shaped steel, closed type steel pipe columns having a rectangular or circular cross-section, and a joint structure of steel frame beams have been developed. However, the joint structure of steel frame columns and steel beams with improved cross-sectional properties has not been established.
【０００３】[0003]
【発明が解決しようとする課題】従って本発明は、断面
特性を向上した形鋼による柱と、鉄骨梁の仕口構造を提
供する。SUMMARY OF THE INVENTION Accordingly, the present invention provides a column made of shaped steel having improved cross-sectional characteristics and a joint structure for steel beams.
【０００４】[0004]
【課題を解決するための手段】閉鎖形の矩形断面形状を
し、コーナー部には曲げモーメントを負担する、相対的
に極太の抵抗部が形成されている第１形鋼と、鉄骨梁と
の接合部構造であり、形鋼の外側からその隣接する抵抗
部と本体とに当接する、溝形断面形状の当接板と、これ
から垂直に張り出すブラケットとからなる接合金物を鉄
骨梁の上下フランジ位置に配置し、その当接板を形鋼に
ボルトで接合する一方、ブラケットに鉄骨梁のフランジ
を接合して実現する。[Means for Solving the Problems] A first shaped steel having a closed rectangular cross-sectional shape, and a relatively thick resistance portion for bearing a bending moment in a corner portion is formed, and a steel beam. The joint structure is a joint structure consisting of a groove-shaped abutment plate that abuts the adjacent resistance portion and the main body from the outside of the shaped steel, and a bracket that projects vertically from this. It is realized by connecting the abutting plate to the shape steel with bolts, while connecting the flange of the steel beam to the bracket.
【０００５】又、開放形のＸ状の断面形状をし、先端に
は曲げモーメントを負担する、相対的に極太の抵抗部が
形成されている第２形鋼と、鉄骨梁との接合部構造であ
り、形鋼の外側からその直交する本体に当接する山形断
面形状の当接板と、これから垂直に張り出すブラケット
とからなる接合金物を鉄骨梁の上下フランジ位置に配置
し、形鋼の本体を挟んで対向する接合金物の当接板を互
いにボルトで接合する一方、ブラケットに鉄骨梁のフラ
ンジを接合して実現する。Also, a joint structure of a steel beam and a second shaped steel having an open X-shaped cross section and a relatively thick resistance portion for bearing a bending moment at its tip is formed. And, the metal fittings consisting of the abutting plate with a chevron cross-section that abuts the orthogonal body from the outside of the shaped steel, and the bracket protruding vertically from this are placed at the upper and lower flange positions of the steel beam, This is achieved by joining the contact plates of the metal fittings that face each other with the bolt in between, and joining the flanges of the steel frame beam to the bracket while joining them with bolts.
【０００６】又、前記同様の第２形鋼と、該形鋼の隣接
する抵抗部間に跨る幅を持ち、直交する本体に突き当た
る平面形状をした鉄骨梁の上下フランジを形鋼の側面に
直接，または同形状のダイヤフラムを介して形鋼に接合
して実現する。Also, the upper and lower flanges of a steel beam having a flat shape having a width extending between the adjacent second shaped steels and the adjacent resistance portions of the shaped steels and abutting the orthogonal body directly on the side surface of the shaped steel. , Or by connecting it to a shaped steel through a diaphragm of the same shape.
【０００７】又、前記同様の第２形鋼と、該形鋼の隣接
する抵抗部間に跨る幅を持ち、直交する本体に突き当た
るダイヤフラムを鉄骨梁の上下フランジを接合する位置
に溶接し、平面上前記形鋼のＸ状の延長方向の前記抵抗
部とダイヤフラムに、鉄骨梁を接合して実現する。Further, a second shaped steel similar to the above, and a diaphragm having a width extending between adjacent resistance portions of the shaped steel and abutting the orthogonal main body are welded to a position where the upper and lower flanges of the steel frame beam are joined, and a flat surface is formed. The steel frame beam is joined to the resistance portion and the diaphragm in the X-shaped extension direction of the upper shaped steel.
【０００８】[0008]
【実施例】以下図面に基づいて実施例を説明する。An embodiment will be described below with reference to the drawings.
【０００９】先ず請求項１記載の発明を説明する。First, the invention according to claim 1 will be described.
【００１０】この発明は図１に示すように箱形断面の第
１形鋼１ａを柱鉄骨として使用し、これにその形状に適
合した接合金物２を介して鉄骨梁１１を接合したもので
ある。In the present invention, as shown in FIG. 1, a first section steel 1a having a box-shaped cross section is used as a column steel frame, and a steel beam 11 is joined to this through a joint metal fitting 2 conforming to the shape. .
【００１１】この第１形鋼１ａに対応する接合金物２は
図示するように第１形鋼１ａの外側から、その隣接する
抵抗部１ｃ、１ｃと本体１ａに同時に当接する、溝形断
面形状の当接板３と、その中間部から垂直に外側へ張り
出すブラケット５とから形成されており、図１−Ｉに示
すように当接板３の、抵抗部１ｃに当接するフランジ４
においてボルト６により抵抗部１ｃ、すなわち第１形鋼
１ａに接合され、ブラケット５において鉄骨梁１１のフ
ランジに溶接等により接合される。接合金物２は予め鉄
骨梁１１に接合され、現場で第１形鋼１ａに接合され
る。As shown in the figure, the metal fitting 2 corresponding to the first shaped steel 1a has a groove-shaped cross-sectional shape which simultaneously abuts the adjacent resistance portions 1c, 1c and the main body 1a from the outside of the first shaped steel 1a. A flange 4 formed of an abutting plate 3 and a bracket 5 vertically protruding from an intermediate portion thereof to the outside, as shown in FIG. 1-I.
In, the bolt 6 is joined to the resistance portion 1c, that is, the first shaped steel 1a, and in the bracket 5, it is joined to the flange of the steel beam 11 by welding or the like. The joint metal 2 is preliminarily joined to the steel beam 11, and is joined to the first shaped steel 1a on site.
【００１２】この接合金物２のブラケット５と鉄骨梁１
１のフランジとの接合はエンドプレート等を用いたボル
ト接合により接合する場合もある。The bracket 5 and the steel frame beam 1 of this joining hardware 2
The connection with the flange of No. 1 may be performed by bolt connection using an end plate or the like.
【００１３】またこの発明では第１形鋼１ａの抵抗部１
ｃのボルト６の位置には雌ネジ１ｅが切られる。Further, according to the present invention, the resistance portion 1 of the first shaped steel 1a.
A female screw 1e is cut at the position of the bolt 6 of c.
【００１４】接合金物２のブラケット５は鉄骨梁１１の
応力を柱のウェブ、すなわち第１形鋼１ａの本体に伝達
すると同時に、接合部を補強するダイヤフラムとして機
能する。The bracket 5 of the joint metal 2 transmits the stress of the steel beam 11 to the pillar web, that is, the main body of the first shaped steel 1a, and at the same time functions as a diaphragm for reinforcing the joint.
【００１５】図２は請求項２記載の発明の実施例を示し
たもので、Ｘ形の第２形鋼１ｂを柱として使用し、それ
に適合する接合金物７により鉄骨梁１１と接合したもの
である。 接合金物７は図示するように第２形鋼１ｂの
外側からその直交する本体１ｂに当接する山形断面形状
の当接板８と、前記の接合金物２と同様にそれから垂直
に外側へ張り出すブラケット９とから形成されており、
図２−Ｉに示すように形鋼１ｂの本体を挟んで対向する
接合金物７、７の当接板８、８を互いに本体１ｂを貫通
するボルト６により接合することにより形鋼１ｂに接合
され、鉄骨梁１１のフランジにはこれにブラケット９を
溶接する等により接合される。FIG. 2 shows an embodiment of the present invention as defined in claim 2, in which an X-shaped second shaped steel 1b is used as a column and is joined to a steel beam 11 by means of a joining metal fitting 7 adapted to it. is there. As shown in the drawing, the metal fitting 7 is a contact plate 8 having a chevron cross section that abuts the main body 1b orthogonal to the second shape steel 1b from the outside, and, like the metal fitting 2 described above, a bracket that projects vertically outward from the contact plate 8. It is formed from 9 and
As shown in FIG. 2-I, the abutting plates 8, 8 of the metal fittings 7, 7 facing each other with the body of the shaped steel 1b sandwiched therebetween are joined to the shaped steel 1b by joining them with bolts 6 penetrating the body 1b. The bracket 9 is joined to the flange of the steel beam 11 by welding or the like.
【００１６】接合金物７のブラケット９は前記の接合金
物２と同じく鉄骨梁１１の応力を柱，つまり第２形鋼１
ｂの本体に伝達すると同時に、接合部を補強する役目を
持っている。The bracket 9 of the joint metal 7 has the same stress as the steel frame 11 as the joint metal 2 described above, that is, the second shaped steel 1
It has the role of reinforcing the joint at the same time as transmitting it to the body of b.
【００１７】図３は請求項３記載の発明の実施例を示し
たもので、Ｘ形の第２形鋼１ｂの柱に鉄骨梁１１を直接
的に溶接により接合したものである。FIG. 3 shows an embodiment of the invention described in claim 3, in which a steel beam 11 is directly joined to a column of an X-shaped second shaped steel 1b by welding.
【００１８】鉄骨梁１１を直接第２形鋼１ｂに接合する
場合は、図３−Ｉに示すように鉄骨梁１１のウェブ１１
ａが形鋼１ｂの本体の交差部分まで差し込まれ、またフ
ランジ１１ｂは部分的に形鋼１ｂの隣接する抵抗部１
ｃ、１ｃ間に跨る幅を持ち、フランジ１１ｂの平面形状
は形鋼１ｂの直交する本体と抵抗部１ｃ、１ｃとに突き
当たる形状に形成されている。When the steel beam 11 is directly joined to the second shaped steel 1b, the web 11 of the steel beam 11 as shown in FIG.
a is inserted up to the intersection of the main body of the shaped steel 1b, and the flange 11b is partially connected to the resistance portion 1 of the shaped steel 1b.
The flange 11b has a width that spans between c and 1c, and the planar shape of the flange 11b is formed so as to abut against the orthogonal main body of the shaped steel 1b and the resistance portions 1c and 1c.
【００１９】この場合、第２形鋼１ｂと鉄骨梁１１とは
図示するようにそのフランジ１１ｂを第２形鋼１ｂの側
面に突き合わせて直接溶接することにより接合される
が、フランジ１１ｂと同形状のダイヤフラムを介して接
合することもできる。この鉄骨梁１１には柱の第２形鋼
１ｂに予め接合され、鉄骨梁１１の端部に位置するブラ
ケットを含む。In this case, the second shaped steel 1b and the steel frame beam 11 are joined by directly welding by welding the flange 11b to the side surface of the second shaped steel 1b as shown in the drawing, but the same shape as the flange 11b. It is also possible to join through the diaphragm of. The steel beam 11 includes a bracket which is pre-bonded to the second shaped steel 1b of the column and is located at the end of the steel beam 11.
【００２０】また本発明では図１，図２における接合金
物２、７のブラケット５、９の役割は鉄骨梁１１のフラ
ンジ１１ｂによって果たされることになる。In the present invention, the brackets 5 and 9 of the metal joints 2 and 7 shown in FIGS. 1 and 2 are played by the flange 11b of the steel beam 11.
【００２１】図４は請求項４記載の発明の実施例を示し
たもので、これは図３に示す実施例の形鋼１ｂを45°回
転させ、鉄骨梁１１を第２形鋼１ｂの抵抗部１ｃに突き
合わせ、これに直接溶接して接合したものである。FIG. 4 shows an embodiment of the present invention as defined in claim 4, in which the shaped steel 1b of the embodiment shown in FIG. 3 is rotated by 45 ° and the steel beam 11 is made to resist the resistance of the second shaped steel 1b. It is made by abutting against the portion 1c and directly welding to it.
【００２２】この発明の接合部では、ｘ，ｙの方向に対
して45°方向の加力に対しても柱の第２形鋼１ｂが有効
に抵抗すると同時に、ｘ，ｙの各方向の曲げ剛性が大き
い、という特徴を持っている。In the joint portion of the present invention, the second section steel 1b of the column effectively resists the force applied in the directions of 45 ° with respect to the x and y directions, and at the same time, the bending in the x and y directions is performed. It has the characteristic of high rigidity.
【００２３】実施例では隣接する抵抗部１ｃ、１ｃと本
体１ｂ、１ｂとで囲まれた部分の、鉄骨梁１１の上下の
フランジ１１ｂ、１１ｂの位置にダイヤフラム１０を配
置している。In the embodiment, the diaphragm 10 is arranged at the positions of the upper and lower flanges 11b and 11b of the steel beam 11, which are surrounded by the adjacent resistance portions 1c and 1c and the main bodies 1b and 1b.
【００２４】[0024]
【発明の効果】この発明は以上の通りであり、第１及び
第２形鋼はその軸より最も遠い位置に鋼材を集中させる
ことにより曲げモーメントに効率的に抵抗する抵抗部を
形成したものであるため曲げに対する抵抗力が高く、断
面特性を向上させることが出来る。The present invention is as described above, and the first and second shaped steels are formed by concentrating the steel material at a position farthest from the axis thereof to form a resistance portion that efficiently resists a bending moment. Therefore, the resistance to bending is high, and the cross-sectional characteristics can be improved.
【００２５】この第１及び第２形鋼を使用して形鋼の形
状に適合する特殊な接合金物を用いて構成される鉄骨梁
との接合部では、接合金物による双方の接合によって同
時にパネルゾーンを補強することができる。In the joint portion with the steel frame beam, which is constructed by using the special joint metal fittings adapted to the shape of the shaped steel using the first and second shape steels, the panel zone is simultaneously formed by both joints by the joint metal fittings. Can be reinforced.
【図１】図１−Ｉ，IIは請求項１記載の発明の実施例を
示したそれぞれ横断面図，縦断面図である。1A and 1B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the invention described in claim 1.
【図２】図２−Ｉ，IIは請求２項記載の発明の実施例を
示したそれぞれ横断面図，縦断面図である。2A and 2B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the invention described in claim 2.
【図３】図３−Ｉ，IIは請求項３記載の発明の実施例を
示したそれぞれ横断面図，縦断面図である。3A and 3B are a horizontal cross-sectional view and a vertical cross-sectional view, respectively, showing an embodiment of the invention described in claim 3.
【図４】図４−Ｉ，IIは請求項４記載の発明の実施例を
示したそれぞれ横断面図，縦断面図である。4A and 4B are a horizontal sectional view and a vertical sectional view, respectively, showing an embodiment of the present invention.
１ａ・・・閉鎖形の矩形断面形状の形鋼、１ｂ・・・Ｘ
状の断面形状の形鋼、１ｃ・・・抵抗部、１ｄ・・・リ
ブ、１ｅ・・・雌ネジ、２・・・接合金物、３・・・当
接板、４・・・フランジ、５・・・ブラケット、６・・
・ボルト、７・・・接合金物、８・・・当接板、９・・
・ブラケット、１０・・・ダイヤフラム、１１・・・鉄
骨梁、１１ａ・・・ウエブ、１１ｂ・・・フランジ1a ... Closed rectangular section steel, 1b ... X
Sectional shaped steel, 1c ... resistor, 1d ... rib, 1e ... female screw, 2 ... joint metal, 3 ... contact plate, 4 ... flange, 5 ... Brackets, 6 ...
・ Bolts, 7 ... Joining hardware, 8 ... Contact plate, 9 ...
・ Bracket, 10 ... Diaphragm, 11 ... Steel beam, 11a ... Web, 11b ... Flange
Claims (4)
には曲げモーメントを負担する、相対的に極太の抵抗部
が形成されている第１形鋼と、鉄骨梁との接合部構造で
あり、形鋼の外側からその隣接する抵抗部と本体とに当
接する、溝形断面形状の当接板と、これから垂直に張り
出すブラケットとからなる接合金物を鉄骨梁の上下フラ
ンジ位置に配置し、その当接板を形鋼にボルトで接合す
る一方、ブラケットに鉄骨梁のフランジを接合してなる
ことを特徴とした形鋼を使用した柱と梁の仕口構造。1. A joint structure between a steel beam and a first shaped steel, which has a closed rectangular cross-sectional shape and a relatively thick resistance portion that bears a bending moment in a corner portion is formed. Yes, a metal joint consisting of a groove-shaped cross-section contact plate that abuts the adjacent resistance part and main body from the outside of the shaped steel, and a bracket that projects vertically from this is placed at the upper and lower flange positions of the steel beam. , A column-beam joint structure using shaped steel, characterized in that the abutting plate is bolted to the shaped steel while the flange of the steel beam is joined to the bracket.
曲げモーメントを負担する、相対的に極太の抵抗部が形
成されている第２形鋼と、鉄骨梁との接合部構造であ
り、形鋼の外側からその直交する本体に当接する山形断
面形状の当接板と、これから垂直に張り出すブラケット
とからなる接合金物を鉄骨梁の上下フランジ位置に配置
し、形鋼の本体を挟んで対向する接合金物の当接板を互
いにボルトで接合する一方、ブラケットに鉄骨梁のフラ
ンジを接合してなることを特徴とした形鋼を使用した柱
と梁の仕口構造。2. A joint portion structure of a steel beam and a second shaped steel having an open X-shaped cross-section and having a relatively thick resistance portion for bearing a bending moment at its tip. And, the metal fittings consisting of the abutting plate with a chevron cross-section that abuts the orthogonal body from the outside of the shaped steel, and the bracket protruding vertically from this are placed at the upper and lower flange positions of the steel beam, A column-beam joint structure using shaped steel, characterized in that the contact plates of the metal fittings that face each other with the bracket sandwiched therebetween are bolted together while the flange of the steel frame beam is joined to the bracket.
曲げモーメントを負担する、相対的に極太の抵抗部が形
成されている第２形鋼と、鉄骨梁との接合部構造であ
り、形鋼の隣接する抵抗部間に跨る幅を持ち、直交する
本体に突き当たる平面形状をした上下フランジを形鋼の
側面に直接，または同形状のダイヤフラムを介して鉄骨
梁を形鋼に接合してなることを特徴とした形鋼を使用し
た柱と梁の仕口構造。3. A joint structure between a steel beam and a second shaped steel having an open X-shaped cross-section and having a relatively thick resistance portion for bearing a bending moment at its tip. The upper and lower flanges with a flat shape that straddle the adjacent resistance sections of the shaped steel and abut the orthogonal body directly on the side surface of the shaped steel or through the diaphragm of the same shape to form the steel beam into the shaped steel. A joint structure of columns and beams using shaped steel that is characterized by being joined.
曲げモーメントを負担する、相対的に極太の抵抗部が形
成されている第２形鋼と、鉄骨梁との接合部構造であ
り、形鋼の隣接する抵抗部間に跨る幅を持ち、直交する
本体に突き当たるダイヤフラムを鉄骨梁の上下フランジ
を接合する位置に溶接し、平面上前記形鋼のＸ状の延長
方向の前記抵抗部とダイヤフラムに、鉄骨梁を接合して
なることを特徴とした形鋼を使用した柱と梁の仕口構
造。4. A joint structure between a steel beam and a second shaped steel having an open X-shaped cross-section and having a relatively thick resistance portion for bearing a bending moment at its tip. And having a width that spans between the adjacent resistance portions of the shaped steel, and welding the diaphragm that abuts the orthogonal body to the position where the upper and lower flanges of the steel beam are joined, and in the X-direction extension direction of the shaped steel on the plane. A column-beam connection structure using shaped steel, characterized in that a steel beam is joined to the resistance part and diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22314494A JP2672466B2 (en) | 1994-09-19 | 1994-09-19 | Joint structure of columns and beams using shaped steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22314494A JP2672466B2 (en) | 1994-09-19 | 1994-09-19 | Joint structure of columns and beams using shaped steel |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2102546A Division JPH0826618B2 (en) | 1990-04-18 | 1990-04-18 | Concrete member embedded with shaped steel with good cross-section characteristics and column-beam joint structure using shaped steel with good cross-section characteristics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07150635A JPH07150635A (en) | 1995-06-13 |
| JP2672466B2 true JP2672466B2 (en) | 1997-11-05 |
Family
ID=16793482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22314494A Expired - Lifetime JP2672466B2 (en) | 1994-09-19 | 1994-09-19 | Joint structure of columns and beams using shaped steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2672466B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6837016B2 (en) | 2001-08-30 | 2005-01-04 | Simmons Robert J | Moment-resistant building frame structure componentry and method |
| CN101680227B (en) * | 2007-05-30 | 2012-09-05 | 康克斯科技公司 | Halo/spider, full-moment, column/beam connection in a building frame |
| US8950648B2 (en) | 2011-05-07 | 2015-02-10 | Conxtech, Inc. | Box column assembly |
| CA3082399A1 (en) | 2017-11-11 | 2019-05-16 | Conxtech, Inc. | Method and apparatus for precision manufacturing of moment connection assemblies |
| WO2019157237A1 (en) | 2018-02-09 | 2019-08-15 | Conxtech, Inc. | Full moment connection collar systems |
-
1994
- 1994-09-19 JP JP22314494A patent/JP2672466B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07150635A (en) | 1995-06-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2672466B2 (en) | Joint structure of columns and beams using shaped steel | |
| JP2586719B2 (en) | Column / beam joint structure | |
| WO1997017504A1 (en) | Construction for joining post and beam or post and post to each other | |
| JP2001032377A (en) | Joint structure between reinforced concrete column and reinforced beam | |
| JPH0288832A (en) | Welding method of reinforced concrete column and steel framed beam | |
| JP3437652B2 (en) | Non-weld joint structure of H-shaped steel columns | |
| JPH0568585B2 (en) | ||
| JPH0941563A (en) | H-section steel post and post/beam joint structure | |
| JPH0444545A (en) | Joint of column and beam and reinforcing metal | |
| JPH06280307A (en) | Column beam joint part | |
| JP2567437Y2 (en) | Column-beam joint hardware | |
| JP2753947B2 (en) | Joining method of column and beam of steel structure and joining hardware | |
| JPH09189075A (en) | Connection structure of square tubular steel column to wide flange beam | |
| JPH0450724Y2 (en) | ||
| JPH02240342A (en) | Structure for connecting part of steel frame column | |
| JP2677153B2 (en) | Column / beam joint structure | |
| JPH0629288Y2 (en) | Joints between columns and beams | |
| JPH11229493A (en) | Beam-column connection | |
| JPS6140807Y2 (en) | ||
| JPH0514967Y2 (en) | ||
| JP2555712Y2 (en) | Connection between square steel tube column and beam | |
| JPS5835767Y2 (en) | Joining hardware between H-shaped columns and beams in steel frame structures | |
| JPH05263468A (en) | Joining structure of angular steel pipe column and beam | |
| JPH0514966Y2 (en) | ||
| JP3319619B2 (en) | Pillar joining equipment |