JPH1181555A - Anchorage metal fitting for fixed side end section of tendon - Google Patents
Anchorage metal fitting for fixed side end section of tendonInfo
- Publication number
- JPH1181555A JPH1181555A JP24257497A JP24257497A JPH1181555A JP H1181555 A JPH1181555 A JP H1181555A JP 24257497 A JP24257497 A JP 24257497A JP 24257497 A JP24257497 A JP 24257497A JP H1181555 A JPH1181555 A JP H1181555A
- Authority
- JP
- Japan
- Prior art keywords
- insertion hole
- wedge
- wedge insertion
- steel wire
- side end
- 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
- Reinforcement Elements For Buildings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、鉄筋コンクリー
ト構造のはりやスラブ等の主要構造部材を、その中にＰ
Ｃ鋼線などの緊張材を挿通し、この緊張材を緊張しその
反力によって圧縮力を導入することによりプレストレス
構造とする際に、緊張材の固定端側端部を定着する緊張
材の固定端側端部の定着部構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a main structural member such as a beam or a slab of a reinforced concrete structure, in which P
When a tension member such as a C steel wire is inserted, the tension member is tensioned, and a compressive force is introduced by the reaction force to form a prestressed structure. The present invention relates to a fixing section structure at a fixed end side end.
【０００２】[0002]
【従来の技術】例えば、図４において、鉄筋コンクリー
ト構造のはり20を、その材軸方向に緊張材としてアンボ
ンドＰＣ鋼線21を挿通し、このアンボントＰＣ鋼線21を
緊張しその反力によってプレストレス（圧縮力）を導入
することによりプレストレス構造とする方法が広く知ら
れている。その際、アンボンドＰＣ鋼線21の固定側端部
を定着金具22ではり20の一端側に定着し、引っ張り側端
部をジャッキで引っ張っることによりはり20の軸方向に
所定大のプレストレスが導入される。2. Description of the Related Art For example, in FIG. 4, an unbonded PC steel wire 21 is inserted through a beam 20 having a reinforced concrete structure as a tension member in the axial direction of the beam. A method of introducing a (compression force) into a prestressed structure is widely known. At this time, the fixed-side end of the unbonded PC steel wire 21 is fixed to one end of the beam 20 with the fixing bracket 22, and a predetermined large prestress is applied in the axial direction of the beam 20 by pulling the tension-side end with a jack. be introduced.
【０００３】[0003]
【発明が解決しようとする課題】しかし、この定着金具
22はアンボンドＰＣ鋼線21の製作時に、アンボンドＰＣ
鋼線11の端部に溶接する等してあらかじめ一体的に取り
付けられているので、アンボンドＰＣ鋼線21をコイル状
に巻いて現地に搬入するとき等に嵩張って取り扱いが面
倒である等の課題があった。また、アンボンドＰＣ鋼線
21の設置に際しても、定着金具22を鉄骨材や鉄筋に溶接
する等して固定する間およびその後しばらくの間、アン
ボンドＰＣ鋼線21をコイル状に巻いて近くにおいておく
必要があるので、作業員の往来や他の作業の邪魔になる
等の課題もあった。However, this fixing bracket
22 is an unbonded PC steel wire 21 at the time of production.
Since it is integrally attached in advance by welding or the like to the end of the steel wire 11, it is bulky when the unbonded PC steel wire 21 is wound into a coil and carried to the site. There were challenges. In addition, unbonded PC steel wire
When installing the fixing member 21, it is necessary to wind the unbonded PC steel wire 21 in a coil shape and close it while fixing the fixing bracket 22 to a steel frame or a reinforcing bar by welding or the like and for a while thereafter. There were also problems such as disturbing traffic and other work.
【０００４】この発明は、以上の課題を解決するために
なされたもので、緊張材の固定側端部に後からでもきわ
めて簡単にかつ確実に取り付けられるようにした緊張材
の固定側端部の定着金具を提供することを目的とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and is intended to extremely easily and surely attach the tension member to the fixed side end portion of the tension member. It is intended to provide a fixing bracket.
【０００５】[0005]
【課題を解決するための手段】以上の課題を解決するた
めに、この発明は緊張材の延長方向に徐々に小径をなす
くさび挿入孔を有する金具本体と、前記くさび挿入孔に
挿入されて前記くさび挿入孔に前記緊張材の端部を固定
するくさびと、前記くさび挿入孔の拡径側端部に取り付
けられて前記くさびを前記くさび挿入孔の内方に押し込
む弾性部材とを備えて構成されている。SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides a metal fitting body having a wedge insertion hole having a gradually decreasing diameter in the direction of extension of the tendon, and a wedge insertion hole inserted into the wedge insertion hole. A wedge for fixing an end portion of the tension member to the wedge insertion hole, and an elastic member attached to an enlarged-diameter side end of the wedge insertion hole to push the wedge inward of the wedge insertion hole. ing.
【０００６】くさび挿入孔の端部には、緊張材の端部を
挿入し易くするためにくさび挿入孔に通じるガイド管が
突設されている。また、金具本体の、緊張材の延長側端
部に支圧板が突設され、さらに弾性部材としてコイルば
ねまたは弾性ゴムが使用されている。[0006] At the end of the wedge insertion hole, there is provided a guide tube projecting into the wedge insertion hole to facilitate insertion of the end of the tendon. Further, a support plate protrudes from an end of the metal fitting body on the extension side of the tension member, and a coil spring or elastic rubber is used as an elastic member.
【０００７】[0007]
【発明の実施の形態】図１〜図３は、この発明の実施の
一形態を示し、図において、鉄筋コンクリート構造の梁
１にその材軸方向に沿ってアンボンドＰＣ鋼線２が懸垂
曲線状に挿通されている。また、アンボンドＰＣ鋼線２
の固定側端部と引っ張り側端部に定着金具３と定着金具
４がそれぞれ取り付けられている（以下、定着金具３を
「固定側定着金具３」、定着金具４を「引っ張り側定着
金具４」とそれぞれいう）。1 to 3 show an embodiment of the present invention. In the drawings, an unbonded PC steel wire 2 is formed in a reinforced concrete structure beam 1 along a material axis direction along a hanging curve. It has been inserted. In addition, unbonded PC steel wire 2
The fixing bracket 3 and the fixing bracket 4 are respectively attached to the fixed side end and the pulling side end (hereinafter, the fixing bracket 3 is referred to as “fixing side fixing bracket 3”, and the fixing bracket 4 is referred to as “pulling side fixing bracket 4”). Respectively).
【０００８】固定側定着金具３は、金具本体５とくさび
６とコイルばね７とキャップ８とから構成されている。[0008] The fixed side fixing bracket 3 includes a bracket main body 5, a wedge 6, a coil spring 7, and a cap 8.
【０００９】金具本体５は所定径の円柱状に形成され、
中央部にアンボンドＰＣ鋼線２の延長方向に徐々に小径
をなすくさび挿入孔5aと、このくさび挿入孔5aの拡径側
端部に連続するコイルばね挿入孔5bが軸方向に貫通して
形成されている。コイルばね挿入孔5bの端部は所定深さ
に渡ってねじ孔5cになっている。The metal fitting body 5 is formed in a cylindrical shape having a predetermined diameter.
A wedge insertion hole 5a having a gradually decreasing diameter in the central portion in the extension direction of the unbonded PC steel wire 2 and a coil spring insertion hole 5b continuous with the end of the wedge insertion hole 5a on the enlarged diameter side are formed to penetrate in the axial direction. Have been. The end of the coil spring insertion hole 5b is a screw hole 5c over a predetermined depth.
【００１０】また、金具本体５の、アンボンドＰＣ鋼線
２の延長側端部に支圧板９とガイド管10がそれぞれ取り
付けられている。支圧板９はアンボンドＰＣ鋼線２を緊
張して梁１にプレストレス（圧縮力）を導入する際の、
固定側の反力受けをなすもので、矩形板状に形成されて
いる。A supporting plate 9 and a guide tube 10 are attached to an end of the metal fitting body 5 on the extension side of the unbonded PC steel wire 2, respectively. When the support plate 9 tensions the unbonded PC steel wire 2 to introduce prestress (compression force) to the beam 1,
It serves as a fixed-side reaction force receiver and is formed in a rectangular plate shape.
【００１１】また、ガイド管10は、金具本体５を梁１の
一端側に先付けし、その周囲にコンクリートを打設した
後からでも、アンボンドＰＣ鋼線２の端部2aをくさび挿
入孔5aに挿入できるようにするガイドをなすもので、く
さび挿入孔5aに連続して取り付けられ、かつ一定の長さ
に形成されている。Further, the guide tube 10 has the metal fitting body 5 attached to one end of the beam 1 and the end 2a of the unbonded PC steel wire 2 is inserted into the wedge insertion hole 5a even after concrete is cast around the metal body. The guide serves as a guide for insertion, and is continuously attached to the wedge insertion hole 5a and formed to have a certain length.
【００１２】くさび６は裁頭円錐形状に形成され、金具
本体５のくさび挿入孔5aに挿入されている。また、中央
部にアンボンドＰＣ鋼線２の端部2aを挿入するための孔
6aが軸方向に貫通して形成されている。さらに、側部に
所定幅のスリット6bが形成されている。したがって、く
さび６はくさび挿入孔5aに強く引き込まれると同時に縮
径して孔6aに挿入されたアンボンドＰＣ鋼線２の端部2a
を強く掴んで定着することができる。The wedge 6 is formed in a frusto-conical shape, and is inserted into a wedge insertion hole 5a of the metal fitting body 5. In addition, a hole for inserting the end 2a of the unbonded PC steel wire 2 in the center.
6a is formed penetrating in the axial direction. Further, a slit 6b having a predetermined width is formed on a side portion. Therefore, the wedge 6 is strongly drawn into the wedge insertion hole 5a and, at the same time, is reduced in diameter and the end 2a of the unbonded PC steel wire 2 inserted into the hole 6a.
Can be firmly grasped and settled.
【００１３】コイルばね７はコイルばね挿入孔5bに、く
さび挿入孔5aにくさび６を挿入した後から挿入されてい
る。また、コイルばね挿入孔5bの端部にキャップ８が取
り付けられている。キャップ８は雄ねじ部8aを有し、こ
の雄ねじ部8aをコイルばね挿入孔5bのねじ孔5cに螺合す
ることにより簡単に外れないように取り付けられてい
る。したがって、くさび６はコイルばね７によってくさ
び挿入孔5aの内方に強く押し付けられて縮径した状態に
取り付けられている。The coil spring 7 is inserted into the coil spring insertion hole 5b after the wedge 6 is inserted into the wedge insertion hole 5a. A cap 8 is attached to an end of the coil spring insertion hole 5b. The cap 8 has a male screw portion 8a, and the male screw portion 8a is screwed into the screw hole 5c of the coil spring insertion hole 5b so as to be easily removed. Therefore, the wedge 6 is attached to the wedge insertion hole 5a by the coil spring 7 so that the wedge 6 is strongly pressed inward and the diameter thereof is reduced.
【００１４】このような構成において、アンボンドＰＣ
鋼線２の端部2aに固定側定着金具3を取り付けるには、
アンボンドＰＣ鋼線２の端部2aをガイド管10からくさび
挿入孔5aに挿入し、端部2aをくさび６の孔6aに挿入し、
さらにくさび６をコイルばね７の圧縮力以上の力で強く
押し込む。くさび６を強く押し込むと、くさび６はくさ
び挿入孔5aからわずかに抜けて拡径する。次に、アンボ
ンドＰＣ鋼線２を離すと、くさび６はコイルばね７によ
ってくさび挿入孔5aの内方に押し込められると同時に、
縮径してアンボンドＰＣ鋼線２の端部2aを強く掴む。よ
って、固定側定着金具３をアンボンドＰＣ鋼線２の端部
にきわめて簡単に取り付けることができる。In such a configuration, the unbond PC
In order to attach the fixed side fixing bracket 3 to the end 2a of the steel wire 2,
Insert the end 2a of the unbonded PC steel wire 2 from the guide tube 10 into the wedge insertion hole 5a, insert the end 2a into the hole 6a of the wedge 6,
Further, the wedge 6 is strongly pushed with a force greater than the compression force of the coil spring 7. When the wedge 6 is strongly pushed, the wedge 6 slightly escapes from the wedge insertion hole 5a and expands in diameter. Next, when the unbonded PC steel wire 2 is released, the wedge 6 is pushed into the wedge insertion hole 5a by the coil spring 7, and at the same time,
The diameter is reduced and the end 2a of the unbonded PC steel wire 2 is strongly gripped. Therefore, the fixed-side fixing metal member 3 can be extremely easily attached to the end of the unbonded PC steel wire 2.
【００１５】また、アンボンドＰＣ鋼線２の設置に際
し、アンボンドＰＣ鋼線２の端部2aに固定側定着金具３
を取り付けるには、固定側定着金具３を例えば鉄骨梁11
に溶接する等して先付けし、その周囲にコンクリートを
打設して固定側定着金具３をガイド管10の端部のみを露
出させて全てコンクリート中に埋め込む。When the unbonded PC steel wire 2 is installed, the fixed-side fixing metal fitting 3 is attached to the end 2a of the unbonded PC steel wire 2.
In order to attach the fixed side fixing bracket 3, for example,
The fixing fixture 3 is embedded in the concrete so that only the end of the guide tube 10 is exposed, and concrete is cast around the periphery thereof.
【００１６】次に、アンボンドＰＣ鋼線２の端部2aをガ
イド管10からくさび挿入孔5aに挿入し、端部2aをくさび
６の孔6aに挿入し、さらにくさび６をコイルばね７の圧
縮力以上の力で強く押し込み、そして力を抜く。Next, the end 2a of the unbonded PC steel wire 2 is inserted from the guide tube 10 into the wedge insertion hole 5a, the end 2a is inserted into the hole 6a of the wedge 6, and the wedge 6 is compressed by the coil spring 7. Push it in with more force than you do, then let go.
【００１７】[0017]
【発明の効果】この発明は以上説明した構成からなり、
特に緊張材の延長方向に徐々に小径をなすくさび挿入孔
を有する金具本体と、前記くさび挿入孔に挿入されて前
記くさび挿入孔に前記緊張材の端部を固定するくさび
と、前記くさび挿入孔の拡径側端部に取り付けられて前
記くさびを前記くさび挿入孔の内方に押し込む弾性部材
とを備え構成されているので、緊張材の端部に後からで
もきわめて簡単にかつ確実に取り付けることができる。
したがって、現地への搬入時などに際して緊張材と別々
にしておくことができるので、嵩張らずきわめて取り扱
い易い等の効果がある。また、緊張材の設置に際して
も、本願発明の固定側定着金具を先付けし、その後から
緊張材の固定側端部を連結することができるので、緊張
材を固定側定着金具の近くにコイル状にして放置するよ
うなこともおこらない。The present invention has the above-described structure,
In particular, a fitting body having a wedge insertion hole having a gradually decreasing diameter in the extension direction of the tension member, a wedge inserted into the wedge insertion hole and fixing an end of the tension member to the wedge insertion hole, and the wedge insertion hole And an elastic member which is attached to the end on the enlarged diameter side and pushes the wedge into the inside of the wedge insertion hole, so that it can be easily and reliably attached to the end of the tendon material even afterwards. Can be.
Therefore, since it can be kept separate from the tendon material when it is carried into the field, there is an effect that it is very bulky and easy to handle. Also, when installing the tendon, the fixing side fixing bracket of the present invention can be pre-attached and the fixed side end of the tendon can be connected thereafter, so that the tendon is coiled near the fixed side fixing bracket. There is no such thing as leaving.
【図１】(a) はアンボンドＰＣ鋼線の固定側端部の定着
金具を示す正面図、(b) と(a)におけるイ−イ線断面図
である。FIG. 1A is a front view showing a fixing bracket at a fixed end portion of an unbonded PC steel wire, and is a cross-sectional view taken along the line II in FIGS. 1B and 1A.
【図２】アンボンドＰＣ鋼線の固定側定着金具の構造を
示す分解断面図である。FIG. 2 is an exploded cross-sectional view showing the structure of an unfixed fixing metal fitting of an unbonded PC steel wire.
【図３】(a) と(b) はアンボンドＰＣ鋼線の配置状態を
示す鉄筋コンクリート梁の平面図と断面図である。3 (a) and 3 (b) are a plan view and a sectional view of a reinforced concrete beam showing an arrangement state of unbonded PC steel wires.
【図４】アンボンドＰＣ鋼線の固定側定着金具の従来例
を示す鉄筋コンクリート梁の一部断面図である。FIG. 4 is a partial cross-sectional view of a reinforced concrete beam showing a conventional example of a fixed-side fixing bracket for an unbonded PC steel wire.
１ 鉄筋コンクリート構造の梁 ２ アンボンドＰＣ鋼線 ３ 固定側定着金具 ４ 引っ張り側定着金具 ５ 金具本体 ６ くさび ７ コイルばね ８ キャップ ９ 支圧板 10 ガイド管 DESCRIPTION OF SYMBOLS 1 Reinforced concrete beam 2 Unbonded PC steel wire 3 Fixed side fixing bracket 4 Pulling side fixing bracket 5 Bracket main body 6 Wedge 7 Coil spring 8 Cap 9 Support plate 10 Guide tube
Claims (4)
さび挿入孔を有する金具本体と、前記くさび挿入孔に挿
入されて前記くさび挿入孔に前記緊張材の端部を固定す
るくさびと、前記くさび挿入孔の拡径側端部に取り付け
られて前記くさびを前記くさび挿入孔の内方に押し込む
弾性部材とを備えてなることを特徴とする緊張材の固定
側端部の定着金具。1. A fitting body having a wedge insertion hole having a gradually decreasing diameter in an extension direction of a tension member, a wedge inserted into the wedge insertion hole and fixing an end of the tension member to the wedge insertion hole, An elastic member attached to the enlarged-diameter end of the wedge insertion hole and for pushing the wedge inward of the wedge insertion hole.
じるガイド管を突設してなることを特徴とする請求項第
１項記載の緊張材の固定側端部の定着金具。2. A fixing bracket at a fixed-side end of a tension member according to claim 1, wherein a guide tube communicating with the wedge insertion hole is protruded from an end of the wedge insertion hole.
板を突設してなることを特徴とする請求項第１項または
第２項記載の緊張材の固定側端部の定着金具。3. The fixing of a fixed side end of a tendon according to claim 1, wherein a supporting plate is protruded from the end of the tendon at an extension side of the fitting body. Metal fittings.
あることを特徴とする請求項第１項、第２項または第３
項記載の緊張材の固定側端部の定着金具。4. The elastic member according to claim 1, wherein the elastic member is a coil spring or an elastic rubber.
A fixing bracket at a fixed-side end portion of the tension member according to the above item.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24257497A JP3260670B2 (en) | 1997-09-08 | 1997-09-08 | Fixing bracket at fixed end of tendon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24257497A JP3260670B2 (en) | 1997-09-08 | 1997-09-08 | Fixing bracket at fixed end of tendon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1181555A true JPH1181555A (en) | 1999-03-26 |
| JP3260670B2 JP3260670B2 (en) | 2002-02-25 |
Family
ID=17091102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24257497A Expired - Lifetime JP3260670B2 (en) | 1997-09-08 | 1997-09-08 | Fixing bracket at fixed end of tendon |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3260670B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628625A (en) * | 2013-10-29 | 2014-03-12 | 中建三局建设工程股份有限公司 | Self locking device of stranded steel wire |
| WO2014124459A1 (en) * | 2013-02-11 | 2014-08-14 | Robert Gilling | Assembly and method for anchoring rebar to a mass |
| CN104328868A (en) * | 2014-10-17 | 2015-02-04 | 钟智谦 | Prestressed concrete connecting piece and connecting method |
| GB2538508A (en) * | 2015-05-18 | 2016-11-23 | Spiroll Precast Services Ltd | Clamp lock anchor |
| WO2016203649A1 (en) * | 2015-06-19 | 2016-12-22 | 東京製綱株式会社 | Continuous fiber-reinforced material tensioning device, tensioning method for continuous fiber-reinforced material, and wedge body |
| WO2020222355A1 (en) * | 2019-04-30 | 2020-11-05 | 경희대학교 산학협력단 | Steel strand anchoring structure enabling safe dismantlement |
-
1997
- 1997-09-08 JP JP24257497A patent/JP3260670B2/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014124459A1 (en) * | 2013-02-11 | 2014-08-14 | Robert Gilling | Assembly and method for anchoring rebar to a mass |
| US9062457B2 (en) | 2013-02-11 | 2015-06-23 | Robert Gilling | Assembly and method for anchoring rebar to a mass |
| CN103628625A (en) * | 2013-10-29 | 2014-03-12 | 中建三局建设工程股份有限公司 | Self locking device of stranded steel wire |
| CN104328868A (en) * | 2014-10-17 | 2015-02-04 | 钟智谦 | Prestressed concrete connecting piece and connecting method |
| GB2538508A (en) * | 2015-05-18 | 2016-11-23 | Spiroll Precast Services Ltd | Clamp lock anchor |
| WO2016203649A1 (en) * | 2015-06-19 | 2016-12-22 | 東京製綱株式会社 | Continuous fiber-reinforced material tensioning device, tensioning method for continuous fiber-reinforced material, and wedge body |
| JPWO2016203649A1 (en) * | 2015-06-19 | 2018-01-25 | 東京製綱株式会社 | Continuous fiber reinforcing material tensioning device, continuous fiber reinforcing material tensioning method and wedge body |
| CN107708948A (en) * | 2015-06-19 | 2018-02-16 | 东京制纲株式会社 | The tensioning method and wedge of continuous lod material tensioning apparatus, continuous lod material |
| US10316517B2 (en) | 2015-06-19 | 2019-06-11 | Tokyo Rope Manufacturing Co., Ltd. | Continuous fiber reinforcing material tension apparatus, continuous fiber reinforcing material tension method, and wedge body |
| CN107708948B (en) * | 2015-06-19 | 2019-10-11 | 东京制纲株式会社 | The tensioning method and wedge of continuous fiber reinforcement material tensioning apparatus, continuous fiber reinforcement material |
| WO2020222355A1 (en) * | 2019-04-30 | 2020-11-05 | 경희대학교 산학협력단 | Steel strand anchoring structure enabling safe dismantlement |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3260670B2 (en) | 2002-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8117796B2 (en) | System for attaching reinforcing bars | |
| JPH032946Y2 (en) | ||
| JP2006349102A (en) | Wire tightening device | |
| JPH1181555A (en) | Anchorage metal fitting for fixed side end section of tendon | |
| KR101417434B1 (en) | Removable tendon cable type anchor | |
| JP2007046418A (en) | Anchorage for removable anchor and its fixing method | |
| US7984534B2 (en) | Cable restraint clip | |
| KR20150055365A (en) | Wire connecting link for a traffic light pillar using cylindrical pressing sleeve | |
| JPH0438354A (en) | Stretching method for frp rod | |
| JP4886579B2 (en) | Steady rest wire connecting member | |
| JPH0342970Y2 (en) | ||
| JP2008285976A (en) | Inner side nut, anticorrosive pc steel bar assembly body, and pc structural body | |
| JPS6154907A (en) | Method of mounting formwork for pc steel rod | |
| JPH01247659A (en) | Tensional method for pc steel in prestressed concrete structure | |
| JPH0342971Y2 (en) | ||
| JPH1046747A (en) | Anchoring jig for tendon | |
| JPH09328749A (en) | Anchor tendon structure of compression type anchor and load withstand body | |
| GB2072783A (en) | Fixing device | |
| JP2810851B2 (en) | Temporary fixing device for diagonal cable | |
| JP2003041711A (en) | Fixing member for pc steel bar | |
| JP2001020457A (en) | End-section anchorage structure of pc steel material and anchorage device | |
| JP2006225884A (en) | Anchoring device for anchor | |
| JPH03156061A (en) | Structure for anchoring part for high molecular tension material | |
| JPH08109705A (en) | Prestressing steel fixing auxiliary tool | |
| JPH0828049A (en) | Construction method of pc structure fixture and pc structure and pc structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20011204 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081214 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081214 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091214 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091214 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101214 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111214 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121214 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131214 Year of fee payment: 12 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |