JPH03183873A - Steel damper - Google Patents
Steel damperInfo
- Publication number
- JPH03183873A JPH03183873A JP32441789A JP32441789A JPH03183873A JP H03183873 A JPH03183873 A JP H03183873A JP 32441789 A JP32441789 A JP 32441789A JP 32441789 A JP32441789 A JP 32441789A JP H03183873 A JPH03183873 A JP H03183873A
- Authority
- JP
- Japan
- Prior art keywords
- steel
- steel plate
- damper
- holes
- force
- 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.)
- Granted
Links
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Dampers (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
この発明は外力の引張力,または圧縮力を内部で曲げモ
ーメントに置き換えてエネルギーの吸収を行う、鋼材ダ
ンパーに関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a steel damper that absorbs energy by internally replacing external tensile or compressive force with a bending moment.
(発明が解決しようとする課題)
地震時等に構造物に蓄えられる振動エネルギーを固有周
期の異なる構造物間や距離をおいて切り離された構造部
材間等に設置され、これらの相対移動時の塑性変形を利
用して消費する、複数の孔を穿設した鋼板からなる板状
のダンバ−を出願人はこれまでに種々提案している。(Problem to be solved by the invention) Vibration energy stored in structures during earthquakes, etc. can be absorbed by installing structures between structures with different natural periods or between structural members separated by a distance, and when these move relative to each other. The applicant has so far proposed various plate-shaped dampers made of steel plates with a plurality of holes that are consumed by utilizing plastic deformation.
これは構造部材の相対移動時に取付端間でせん断力を負
担させ、その力の作用方向に間隔をおいて開けられた孔
の回りに作用する曲げモーメントによって鋼板本体を降
伏させ、塑性化させる、という機構をエネルギー吸収の
基本としており、孔の形状を曲げモーメント分布に対応
させることにより効率的なエネルギーの吸収が可能であ
る、という利点を持っている。This applies a shearing force between the attached ends when the structural members move relative to each other, and the bending moment that acts around the holes spaced apart in the direction of the force causes the steel plate body to yield and become plastic. This mechanism is the basis of energy absorption, and it has the advantage that efficient energy absorption is possible by matching the shape of the hole to the bending moment distribution.
本発明はこの板状ダンパーを派生させたもので、既出側
発明とは異なる機構でエネルギーの吸収を行うダンパー
を加えて提案しようとするものである。The present invention is a derivative of this plate-shaped damper, and attempts to propose an additional damper that absorbs energy using a mechanism different from that of the previously published inventions.
(課題を解決するための手段) 本発明では鋼板の両端間に作用する引張力。(Means for solving problems) In the present invention, the tensile force that acts between both ends of the steel plate.
または圧縮力を内部で曲げモーメントに置き換えて孔回
りの鋼板本体を降伏させる、という機構でエネルギーの
吸収を行う。Alternatively, energy can be absorbed through a mechanism in which the compressive force is internally replaced with a bending moment, causing the steel plate body around the hole to yield.
孔は鋼板の中間部に互いに2方向に距離をおいて千鳥状
に開けられ、この千鳥に孔が配列することによって中間
部の両外側の対向する方向の引張力、または圧縮力の作
用時に孔回りの鋼板本体に曲げモーメントが働き、ここ
が曲げ降伏する。Holes are drilled in the middle part of the steel plate in a staggered manner at a distance in two directions, and by arranging the holes in a staggered manner, the holes are opened when tensile or compressive forces are applied in opposite directions on both sides of the middle part. A bending moment acts on the surrounding steel plate body, which bends and yields.
この中間部に複数の孔が開けられた鋼板本体はその形状
のまま、もしくは引張力、または圧縮力の作用方向を軸
として筒形に形成され、軸方向力を受ける構造部材間に
接続されることによって外力作用時にこれに減衰を付加
する働きをする他、筒形に底形されることによって例え
ば構造部材を接続するボルトの軸部の一部、またはネジ
の切られたネジ鉄筋を連結するカプラー等を構成し、構
造部材同士の接合部や鉄筋の継手部において減衰力を発
揮する機能が与えられる。The main body of the steel plate with multiple holes drilled in the middle part remains in that shape or is formed into a cylindrical shape with the direction of action of tensile or compressive force as the axis, and is connected between structural members receiving axial force. This serves to add damping to external forces when they are applied, and by having a cylindrical bottom shape, it can be used, for example, to connect part of the shaft of a bolt that connects structural members, or to connect threaded reinforcing bars. It constitutes a coupler, etc., and has the function of exerting damping force at joints between structural members and joints between reinforcing bars.
(実施例) 以下本発明を一実施例を示す図面に基づいて説明する。(Example) The present invention will be explained below based on the drawings showing one embodiment.
この発明の鋼材ダンパーDは第1図−■に示すように中
間部に複数の孔d、を2方向に距離をおいて千鳥状に開
けた板状の鋼板本体d0を基本形とし、図示するように
両端間にその対向する方向に作用する引張力、または圧
縮力に対して孔67回りの鋼板本体d0が曲げ降伏する
ことによってエネルギーを吸収するものである。■は鋼
材ダンパーDをモデル化した場合の、引張力作用時の曲
げモーメント図である。As shown in Fig. 1-■, the steel damper D of this invention has a basic shape of a plate-shaped steel plate main body d0 in which a plurality of holes d are opened in the middle part in a staggered manner at a distance in two directions. The steel plate main body d0 around the hole 67 bends and yields in response to a tensile or compressive force acting between both ends in opposite directions, thereby absorbing energy. (2) is a bending moment diagram when a tensile force is applied when a steel damper D is modeled.
孔d、は図示するような、引張力等の作用方向に垂直な
方向に長い長孔、楕円形等、第1図−Iに矢印で示す正
負の荷重によって■に示すように、鋼板本体d。の中間
部に生ずる曲げモーメントの分布に対応した形状に開け
ることがエネルギー吸収の効率上効果的である。The holes d are elongated holes or ellipsoids that are long in the direction perpendicular to the direction of action of tensile force, etc., as shown in the figure, and the steel plate main body d is . It is effective for energy absorption to be opened in a shape that corresponds to the distribution of the bending moment that occurs in the middle part.
第2図は本鋼材ダンパーDに正負の繰り返し荷重Pを加
えた場合の荷重−変形曲線を示すが、このループに示さ
れるようにm+i本体d0中間部の、孔d、が集合した
区間の荷重方向の変形δが、千鳥に開けられた孔d、に
より曲げ変形となって表れることによって大きなエネル
ギー吸収能力を保有することになる。Figure 2 shows a load-deformation curve when positive and negative repeated loads P are applied to this steel damper D. As shown in this loop, the load in the section where the holes d in the middle part of the m+i body d0 are gathered. The directional deformation δ appears as a bending deformation due to the staggered holes d, resulting in a large energy absorption capacity.
第3図は鋼材ダンパーDを鋼板本体d0の形状のまま、
すなわち板状に形成した場合の実施例であり、孔d1が
集合した鋼板本体d0中間部の、引張力、または圧縮力
の作用方向の両側に構造部材Sへの接合用のボルト孔d
、を開けたものである。Figure 3 shows the steel damper D with the shape of the steel plate main body d0,
In other words, this is an example in which the steel plate body d0 is formed into a plate shape, and there are bolt holes d for joining to the structural member S on both sides of the middle part of the steel plate main body d0 where the holes d1 are concentrated in the direction of action of the tensile force or compressive force.
, opened.
第4図−Iはこの第3図の鋼材ダンパーDの使用例を示
したものである。FIG. 4-I shows an example of how the steel damper D shown in FIG. 3 is used.
これは鋼材ダンパーDを、複数本に分割されたプレース
材す、bを端部間に距離をおいて接続する、継手部材と
してプレース材す、b間に跨設し、構造部材Sとしての
プレースBを構成した場合である。This is a steel damper D, which is divided into a plurality of place materials S and B, which are connected at a distance between the ends, and is installed as a joint member between the place materials S and B, and is used as a structural member S. This is the case when B is configured.
この架橋において、フレームFとプレースBの弾性範囲
内でフレームFに水平加力した場合、継手部材が通常の
スプライスプレートであれば荷重−変形関係は線型とな
り、大きなエネルギーの吸収は期待できないが、本鋼材
ダンパーDの使用によってプレース材すやフレームFに
先がけて鋼材ダンパーDが降伏するため第4図−■に示
すようなループを描いてエネルギーを吸収し、構造物の
振動が抑制されることになる。In this bridge, when horizontal force is applied to frame F within the elastic range of frame F and place B, if the joint member is a normal splice plate, the load-deformation relationship will be linear, and a large amount of energy absorption cannot be expected. By using this steel damper D, the steel damper D yields before the place material or frame F, so it draws a loop as shown in Figure 4-■ and absorbs energy, suppressing the vibration of the structure. become.
第5図は第3請求項記載発明の使用例を示したものであ
る。FIG. 5 shows an example of how the invention described in claim 3 is used.
この発明は第1図に示す板状の鋼材ダンパーDを、その
引張力、または圧縮力の作用方向を軸として筒形、特に
円筒形に加工し、部材間に介在する部品として形成した
もので、例えば図示するように構造部材同士等の接合部
において、外力を軸方向の力として負担する箇所に配置
される。In this invention, a plate-shaped steel damper D shown in Fig. 1 is processed into a cylinder shape, particularly a cylindrical shape, with the direction of action of its tensile force or compressive force as an axis, and is formed as a part interposed between members. , for example, as shown in the figure, it is disposed at a joint between structural members, etc., at a location where external force is borne as an axial force.
第5図に示す使用例はこの発明の鋼材ダンパーDを、柱
脚を固定するアンカーボルト4のナツト4′を定着する
定着プレート5とベースプレート6間に介在させ、柱脚
への引抜き力の作用時にここに減衰力を付加させる場合
である。In the usage example shown in FIG. 5, the steel damper D of the present invention is interposed between the base plate 6 and the fixing plate 5, which fixes the nuts 4' of the anchor bolts 4 that fix the column base, and the effect of the pulling force on the column base. Sometimes a damping force is added here.
第6図は第4請求項記載発明の実施例を示したものであ
る。FIG. 6 shows an embodiment of the invention described in claim 4.
この発明は第3請求項記載発明を発展させたもので、柱
、梁等の構造部材S、Sを接続するボルト1の軸部の中
間部にその一部として一体に溶接により接合したもので
ある。This invention is a development of the invention described in the third claim, and is a bolt 1 that connects structural members S, S such as columns and beams, and is integrally joined by welding to the intermediate part of the shaft part of the bolt 1. be.
鋼材ダンパーDはボルト1の頭部と、軸部に螺合するナ
ツトとの区間に配置される。The steel damper D is arranged in the section between the head of the bolt 1 and the nut screwed into the shaft portion.
第7図にこの鋼材ダンパーDの使用例を示す。FIG. 7 shows an example of how this steel damper D is used.
■は鋼材ダンパーDが一体化したボルト1をスプリット
T引張接合で構成した、鉄骨造の柱・梁接合部における
ハイテンションボルトに使用した場合、■は柱脚を基礎
に固定するアンカーボルト4に使用した場合であり、い
ずれもボルト1の引張時に鋼材ダンパーDが降伏し、外
力を減衰させる働きをする。■ is when bolt 1 with integrated steel damper D is used as a high-tension bolt in a column-beam joint of a steel frame structure configured with split T tension joint; In both cases, when the bolt 1 is pulled, the steel damper D yields and functions to damp the external force.
第8図は第5請求項記載発明の実施例を示したものであ
る。FIG. 8 shows an embodiment of the invention described in claim 5.
この発明は前記発明と同様に板状の鋼材ダンパーDを筒
形に形成し、ネジの切られたネジ鉄筋2,2を連結する
カプラー3として構成したものである。In this invention, a plate-shaped steel damper D is formed into a cylindrical shape and is configured as a coupler 3 for connecting threaded reinforcing bars 2, 2, as in the above-mentioned invention.
この発明では鋼板本体d。がカプラー3となり、内周面
にはネジ鉄筋2が螺合する雌ネジが切られる。図中3“
はナツトを示す。In this invention, the steel plate body d. becomes the coupler 3, and a female thread is cut on the inner circumferential surface into which the threaded reinforcing bar 2 is screwed. 3 in the diagram
indicates Natsuto.
第9図はこの発明の鋼材ダンパーDの配置例として、例
えば連層耐震壁が入った架構の基部の引張鉄筋を第8図
に示す要領で鋼材ダンパーDを使用して連結したもので
、耐震壁の曲げ変形によって柱に生ずる軸変形時に減衰
効果を発揮するものである。FIG. 9 shows an example of the arrangement of the steel damper D of the present invention, in which tensile reinforcing bars at the base of a frame containing multi-layered shear walls are connected using the steel damper D in the manner shown in FIG. It exerts a damping effect when the axial deformation occurs in the column due to the bending deformation of the wall.
(発明の効果)
この発明は以上の通りであり、鋼板の中間部に千鳥に開
けた孔により一方向の外力を曲げモーメントとして負担
し、曲げ降伏することによってエネルギーの吸収を行う
ものであるためプレース等引張や圧縮を負担する構造部
材の継手としての使用により効果的に振動を減衰するこ
とができる。(Effects of the Invention) This invention is as described above, and the external force in one direction is borne as a bending moment through holes drilled in a staggered manner in the middle part of the steel plate, and the energy is absorbed by yielding in bending. Vibration can be effectively damped by using it as a joint for a structural member that bears tension or compression, such as a place.
またこの他に鋼板本体を筒形に加工することにより構造
部材間に介在する部品として、またはボルト全般やカプ
ラー等軸方向力を受ける部材に適用することができ、そ
の接合部や継手部における減衰に有効である。In addition, by processing the steel plate body into a cylindrical shape, it can be applied as a part interposed between structural members, or to members that receive axial force such as bolts and couplers in general, and damping at joints and joints. It is effective for
はその曲げモーメント図、第2図は本鋼材ダンパーの復
元力特性図、第3図は両側にボルト孔を設けた場合の製
作例を示した立面図、第4図−Iは第3図の鋼材ダンパ
ーの使用例を示した立面図、■はそのときのフレームの
復元力特性図、第5図−■は鋼材ダンパーを筒形に形成
した場合の使用例を示した立面図、■はその一部拡大図
、第6図は鋼材ダンパーをボルトの一部として形成した
場合の実施例を示した立面図、第7図−1,IIはその
使用例を示した立面図、第8図は鋼材ダンパーをカプラ
ーとして形成した場合の実施例を示した立面図、第9図
−■。Figure 2 is the bending moment diagram, Figure 2 is the restoring force characteristic diagram of this steel damper, Figure 3 is an elevation view showing a fabrication example with bolt holes provided on both sides, and Figure 4-I is Figure 3. Figure 5 - ■ is an elevational view showing an example of the use of a steel damper; ■ is a partially enlarged view, Figure 6 is an elevational view showing an example in which a steel damper is formed as a part of a bolt, and Figures 7-1 and II are elevational views showing an example of its use. , FIG. 8 is an elevational view showing an embodiment in which a steel damper is formed as a coupler, and FIG. 9-■.
■はその使用箇所を示したそれぞれ立面図、平面図であ
る。(2) is an elevation view and a plan view showing the locations where the parts are used.
D・・・・・・綱材ダンパー、do・・・・・・鋼板本
体、dl・・・・・孔、dl・・・・・ボルト孔、S・
・・・・・構造部材、B・・・・・・プレース、b・・
・・・・プレース材、F・・・・・・フレーム、1・・
・・・・ボルト、2・・・・・・ネジ鉄筋、3・・・・
・・カプラー、3′・・・・・・ナツト、4・・・・・
・アンカーボルト、4′・・・・・・ナツト、5・・・
・・・定着プレート、6・・・・・・ベースプレート。D: Rope damper, do: Steel plate body, dl: hole, dl: bolt hole, S:
...Structural member, B...Place, b...
...Place material, F...Frame, 1...
...Bolt, 2...Screw reinforcing bar, 3...
...Coupler, 3'...Natsuto, 4...
・Anchor bolt, 4'... Nut, 5...
...Fixing plate, 6...Base plate.
第 図 ■ 第 2 図 第 図 第 図 ■ 第 図 第 8 図 第 図 ■No. figure ■ No. 2 figure No. figure No. figure ■ No. figure No. 8 figure No. figure ■
Claims (5)
おいて千鳥状に開けられ、両端間にその対向する方向に
作用する引張力、または圧縮力を負担するダンパーであ
り、引張力、または圧縮力に対し、孔回りの鋼板本体が
曲げ降伏してエネルギーを吸収するものであることを特
徴とする鋼材ダンパー。(1) A damper in which a plurality of holes are opened in the middle of a steel plate in a staggered manner at a distance in two directions, and the damper bears the tensile or compressive force that acts in the opposite direction between the two ends. A steel damper characterized in that the steel plate body around the hole bends and yields in response to force or compressive force to absorb energy.
力の作用方向の両外側には構造部材にボルト接合される
ためのボルト孔が明けられていることを特徴とする第1
請求項記載の鋼材ダンパー。(2) A first method characterized in that bolt holes for bolting to structural members are bored on both outer sides in the direction of action of tensile force or compressive force in the intermediate portion of the steel plate where the holes are gathered.
A steel damper according to the claims.
力、または圧縮力の作用方向を軸として筒形の形状に形
成されていることを特徴とする鋼材ダンパー。(3) A steel damper according to claim 1, wherein the steel plate main body of the steel damper is formed into a cylindrical shape with the direction of action of tensile force or compressive force as an axis.
するボルトの軸部の中間部に、その一部として一体に接
合されていることを特徴とする鋼材ダンパー。(4) A steel damper, characterized in that the steel damper according to claim 3 is integrally joined as a part of an intermediate portion of a shaft portion of a bolt that connects structural members.
力、または圧縮力の作用方向を軸として筒形の形状に形
成され、ネジの切られたネジ鉄筋を連結するカプラーを
構成していることを特徴とする鋼材ダンパー。(5) The steel plate body of the steel damper according to the first claim is formed into a cylindrical shape with the direction of action of tensile force or compressive force as an axis, and constitutes a coupler for connecting threaded reinforcing bars. A steel damper characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1324417A JPH0826687B2 (en) | 1989-12-14 | 1989-12-14 | Steel damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1324417A JPH0826687B2 (en) | 1989-12-14 | 1989-12-14 | Steel damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03183873A true JPH03183873A (en) | 1991-08-09 |
| JPH0826687B2 JPH0826687B2 (en) | 1996-03-13 |
Family
ID=18165564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1324417A Expired - Lifetime JPH0826687B2 (en) | 1989-12-14 | 1989-12-14 | Steel damper |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0826687B2 (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04328407A (en) * | 1991-04-30 | 1992-11-17 | Toshiba Corp | Apparatus for measuring position of sample surface |
| JPH0547566U (en) * | 1991-11-29 | 1993-06-25 | 鹿島建設株式会社 | Steel damper |
| JPH0610533A (en) * | 1992-06-25 | 1994-01-18 | Kajima Corp | Attenuation restoration device for structural members |
| JPH08326816A (en) * | 1995-06-02 | 1996-12-10 | Ishikawajima Harima Heavy Ind Co Ltd | Hydraulic damper connection structure |
| JPH09279858A (en) * | 1996-04-12 | 1997-10-28 | De-P Kensetsu Kogyo Kk | Seismic strengthening structure of existing building |
| JP2000081085A (en) * | 1998-09-04 | 2000-03-21 | Mitsubishi Heavy Ind Ltd | Structural member with hysteretic damper |
| JP2001303586A (en) * | 2000-04-25 | 2001-10-31 | Okabe Co Ltd | Anchor bolt seismic construction method |
| JP2001303585A (en) * | 2000-04-25 | 2001-10-31 | Okabe Co Ltd | Anchor bolt seismic construction method |
| JP2004225411A (en) * | 2003-01-24 | 2004-08-12 | Topy Ind Ltd | Anchoring bolt device for bridge pier or the like |
| JP2007132524A (en) * | 2007-02-08 | 2007-05-31 | Mitsubishi Heavy Ind Ltd | Structural member having hysteretic damper |
| JP2007170165A (en) * | 2006-07-20 | 2007-07-05 | Osaka Prefecture | Anchor bolt with shock absorber, shock absorber used therefor, and repair method of existing anchor bolt |
| JP2008280715A (en) * | 2007-05-09 | 2008-11-20 | Osaka Univ | Vibration control structure in buildings |
| JP2009287388A (en) * | 2009-08-25 | 2009-12-10 | Okabe Co Ltd | Anchor bolt aseismic construction method |
| WO2010018269A1 (en) * | 2008-08-07 | 2010-02-18 | Universidad De Granada | Seismic energy dissipater for a primary resistant structure of a construction |
| JP2016138399A (en) * | 2015-01-28 | 2016-08-04 | 新日鐵住金株式会社 | Damper structure |
| JP2018188902A (en) * | 2017-05-10 | 2018-11-29 | 株式会社エヌ・シー・エヌ | Joining structure of wooden frame structure and wooden building |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01154970A (en) * | 1987-12-14 | 1989-06-16 | Shimizu Corp | architectural structure |
| JPH01210581A (en) * | 1988-02-17 | 1989-08-24 | Kajima Corp | Earthquake controller |
-
1989
- 1989-12-14 JP JP1324417A patent/JPH0826687B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01154970A (en) * | 1987-12-14 | 1989-06-16 | Shimizu Corp | architectural structure |
| JPH01210581A (en) * | 1988-02-17 | 1989-08-24 | Kajima Corp | Earthquake controller |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04328407A (en) * | 1991-04-30 | 1992-11-17 | Toshiba Corp | Apparatus for measuring position of sample surface |
| JPH0547566U (en) * | 1991-11-29 | 1993-06-25 | 鹿島建設株式会社 | Steel damper |
| JPH0610533A (en) * | 1992-06-25 | 1994-01-18 | Kajima Corp | Attenuation restoration device for structural members |
| JPH08326816A (en) * | 1995-06-02 | 1996-12-10 | Ishikawajima Harima Heavy Ind Co Ltd | Hydraulic damper connection structure |
| JPH09279858A (en) * | 1996-04-12 | 1997-10-28 | De-P Kensetsu Kogyo Kk | Seismic strengthening structure of existing building |
| JP2000081085A (en) * | 1998-09-04 | 2000-03-21 | Mitsubishi Heavy Ind Ltd | Structural member with hysteretic damper |
| JP2001303586A (en) * | 2000-04-25 | 2001-10-31 | Okabe Co Ltd | Anchor bolt seismic construction method |
| JP2001303585A (en) * | 2000-04-25 | 2001-10-31 | Okabe Co Ltd | Anchor bolt seismic construction method |
| JP2004225411A (en) * | 2003-01-24 | 2004-08-12 | Topy Ind Ltd | Anchoring bolt device for bridge pier or the like |
| JP2007170165A (en) * | 2006-07-20 | 2007-07-05 | Osaka Prefecture | Anchor bolt with shock absorber, shock absorber used therefor, and repair method of existing anchor bolt |
| JP2007132524A (en) * | 2007-02-08 | 2007-05-31 | Mitsubishi Heavy Ind Ltd | Structural member having hysteretic damper |
| JP2008280715A (en) * | 2007-05-09 | 2008-11-20 | Osaka Univ | Vibration control structure in buildings |
| WO2010018269A1 (en) * | 2008-08-07 | 2010-02-18 | Universidad De Granada | Seismic energy dissipater for a primary resistant structure of a construction |
| ES2357591A1 (en) * | 2008-08-07 | 2011-04-28 | Universidad De Granada | SISMIC ENERGY SINK FOR A PRIMARY RESISTANT STRUCTURE OF A CONSTRUCTION. |
| JP2009287388A (en) * | 2009-08-25 | 2009-12-10 | Okabe Co Ltd | Anchor bolt aseismic construction method |
| JP2016138399A (en) * | 2015-01-28 | 2016-08-04 | 新日鐵住金株式会社 | Damper structure |
| JP2018188902A (en) * | 2017-05-10 | 2018-11-29 | 株式会社エヌ・シー・エヌ | Joining structure of wooden frame structure and wooden building |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0826687B2 (en) | 1996-03-13 |
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