JPH11293918A - Construction method of prefabricated waterproof underground wall and separator device adapted for the method - Google Patents
Construction method of prefabricated waterproof underground wall and separator device adapted for the methodInfo
- Publication number
- JPH11293918A JPH11293918A JP10148398A JP10148398A JPH11293918A JP H11293918 A JPH11293918 A JP H11293918A JP 10148398 A JP10148398 A JP 10148398A JP 10148398 A JP10148398 A JP 10148398A JP H11293918 A JPH11293918 A JP H11293918A
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- separator
- filling
- mounting bracket
- base 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
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、先付け防水地下壁
の構築工法及び該工法に適用されるセパレータ装置に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for constructing a waterproof underground wall and a separator device applied to the method.
【0002】[0002]
【従来の技術】従来、先付け防水地下壁の構築は、図1
3に示すように、最初に山留め壁a′にセパレータb′
を溶接により取り付け、次に防水材c′をセパレータ
b′に差し通しながら山留め壁a′の壁面に沿わせて敷
設し、次にセパレータb′を利用して型枠d′を組み立
てた後に、山留め壁a′と型枠d′との間にコンクリー
トe′を打設することにより行われていた。2. Description of the Related Art Conventionally, the construction of a waterproof underground wall is shown in FIG.
As shown in FIG. 3, first, the separator b 'is attached to the retaining wall a'.
Is attached by welding, and then the waterproof material c 'is laid along the wall of the retaining wall a' while passing through the separator b ', and then the mold d' is assembled using the separator b '. This has been done by placing concrete e 'between the retaining wall a' and the formwork d '.
【0003】[0003]
【発明が解決しようとする課題】上記構築工法に於い
て、防水材c′の差し通し穴c1′はこのまま放置して
おくと漏水原因になるので、通常は、コーキング材f′
を適用し止水処理が施されているが、コーキング材f′
による止水処理では、コンクリートの打設時にコンクリ
ートの重量を受けて防水材c′が下方へずれ動き、この
動きにコーキング材f′が同伴し下方へずれ動く結果、
図14に示すように、コーキング材f′が下部領域に於
いてセパレータb′から剥がれ隙間g′が生じ、漏水を
招く原因になっていた。In the above construction method, if the through hole c1 'of the waterproof material c' is left as it is, a water leakage may occur.
Is applied, and the water stopping process is applied.
When the concrete is poured, the waterproofing material c 'moves downward due to the weight of the concrete when the concrete is poured. As a result, the caulking material f' accompanies this movement and moves downward.
As shown in FIG. 14, the caulking material f 'was separated from the separator b' in the lower region to form a gap g ', which caused water leakage.
【0004】また、構築後に地下壁にクラックが発生
し、該クラックから漏水した場合には、従来では、地下
壁のクラック発生部分を外壁面側からはつり充填口を形
成し、該充填口を通じクラック内に止水材を注入充填し
ているが、充填口の形成作業には時間と手間がかかる
上、化粧タイルなどの化粧層を剥がすことが必要になる
場合が多く、補修後の修復にも時間と手間がかかるとい
う問題点があった。In the case where cracks occur in the underground wall after construction and water leaks from the cracks, conventionally, a crack filling portion of the underground wall is suspended from the outer wall side to form a filling port, and the crack is formed through the filling port. Although the water blocking material is injected and filled inside, it takes time and labor to form the filling port, and in many cases, it is necessary to peel off the decorative layer such as decorative tiles. There was a problem that it took time and effort.
【0005】本発明の1つの目的は、防水材の差し通し
穴の部分の止水処理を作業容易に安定確実に施すことが
出来る先付け防水地下壁の構築工法及び該工法に適用さ
れるセパレータ装置を提供するにある。SUMMARY OF THE INVENTION An object of the present invention is to provide a method of constructing a waterproof waterproof underground wall which can easily and stably perform a waterproof operation at a through hole portion of a waterproof material, and a separator device applied to the method. To provide.
【0006】更に本発明の他の1つの目的は、構築後に
地下壁にクラックによる漏水が発生した場合には、止水
補修を作業容易に迅速確実に行うことが出来る先付け防
水地下壁の構築工法及び該工法に適用されるセパレータ
装置を提供するにある。Still another object of the present invention is to provide a method for constructing a waterproof waterproof underground wall capable of easily and quickly performing a water stoppage repair if water leaks due to cracks in the underground wall after construction. And a separator device applied to the method.
【0007】[0007]
【課題を解決するための手段】 本発明は、軸部、軸
部の基端側に形成の基端フランジ部及び軸部の先端側に
形成の下記セパレータとの接続部をそれぞれ備えた取り
付け金具を、基端フランジ部に於いて、山留め壁に固定
し、次に、シート状の防水材を上記取り付け金具の軸部
に差し通すことにより、該防水材を、取り付け金具の基
端フランジ部及び山留め壁に沿わせて敷設し、次に、取
り付け金具の軸部の外周面に形成のネジ部に締め付けナ
ットを螺入することにより、防水材の差し通し穴の周り
の縁部を上記基端フランジ部との間で締め付け固定し、
次に、取り付け金具の軸部の接続部に、セパレータを基
端接続部に於いて接続し、さらにセパレータの先端側に
型枠を取り付けた後に、該型枠と山留め壁との間にコン
クリートを打設する、ことを特徴とする先付け防水地下
壁の構築工法、及び請求項1記載の構築工法に適用され
るセパレータ装置であって、軸部、軸部の基端側に形成
の基端フランジ部、軸部の先端側に形成の下記セパレー
タとの接続部及び軸部の外周面にネジ部をそれぞれ備え
た取り付け金具、取り付け金具軸部外周面のネジ部への
螺入により、該軸部に差し通されるシート状防水材の差
し通し穴の周りの縁部を取り付け金具の基端フランジ部
との間で締め付け固定できる締め付けナット、基端部の
接続部に於いて、取り付け金具の軸部の接続部に接続で
きるセパレータ、とを備えていることを特徴とするセパ
レータ装置に係る(以下、第1発明という)。Means for Solving the Problems The present invention provides a mounting bracket having a shaft portion, a base flange portion formed on the base end side of the shaft portion, and a connecting portion with the following separator formed on the tip side of the shaft portion. Is fixed to the retaining wall at the base flange portion, and then a sheet-like waterproof material is passed through the shaft portion of the mounting bracket, whereby the waterproof material is attached to the base flange portion of the mounting bracket and By laying along the retaining wall, and then screwing a tightening nut into a thread formed on the outer peripheral surface of the shaft of the mounting bracket, the edge around the through hole of the waterproof material is attached to the base end. Tighten and fix between the flange,
Next, the separator is connected to the connection part of the shaft part of the mounting bracket at the base end connection part, and after attaching the formwork to the distal end side of the separator, concrete is placed between the formwork and the retaining wall. A method of constructing a waterproof waterproof underground wall, which is to be cast, and a separator device applied to the method of constructing a waterproof underground wall according to claim 1, wherein the shaft portion, a base flange formed on the base end side of the shaft portion. The connecting part with the following separator formed on the tip side of the shaft part and a mounting bracket provided with a screw part on the outer peripheral surface of the shaft part, and the shaft part is screwed into the screw part on the outer peripheral surface of the mounting bracket shaft part. A fastening nut that can fix the edge around the through hole of the sheet-like waterproof material to be inserted into the base flange portion of the mounting bracket, and the shaft of the mounting bracket at the connection of the base end Separator that can be connected to the connection part of the part, According to a separator apparatus characterized by comprising (hereinafter, referred to as first invention).
【0008】更に、本発明は、軸方向に延出する第1充
填通路を備えた軸部、該軸部の基端側に形成の基端フラ
ンジ部、軸部の先端側に形成の下記セパレータとの接続
部を、それぞれ備えた取り付け金具を、基端フランジ部
に於いて山留め壁に固定すると共に、上記第1充填通路
の基端側を、基端フランジ部に形成の第2充填通路を介
して外側方へ開口させ、次に、シート状の防水材を、取
り付け金具の軸部に差し通すことにより、該防水材を取
り付け金具の基端フランジ部及び山留め壁面に沿わせて
敷設し、次に、取り付け金具の軸部の外周面に形成のネ
ジ部に、締め付けナットを螺入することにより、防水材
の差し通し穴の周りの縁部を、上記ナットと基端フラン
ジ部との間で締め付け固定し且つ密閉し、次に、取り付
け金具の軸部の接続部にセパレータを基端の接続部に於
いて接続することにより、該セパレータ内に軸方向に形
成の第3充填通路を第1充填通路に接続し、次に、セパ
レータの先端側に型枠を取り付けた後に、型枠と山留め
壁との間にコンクリートを打設することにより、地下壁
を構築すると共に、該地下壁内に、上記第1,2,3充填
通路及びこれら充填通路の少なくとも1つに予め備えた
逆止弁とから、止水材の注入充填用通路を形成する、こ
とを特徴とする先付け防水地下壁の構築工法、及び上記
構築工法に適用されるセパレータ装置であって、軸方向
に延出する第1充填通路を備えた軸部、該軸部の基端側
に形成の基端フランジ部、同軸部の先端側に形成の下記
セパレータとの接続部、同軸部の外周面に形成のネジ部
をそれぞれ備え、山留め壁への取り付け固定状態に於い
て、基端フランジ部に、上記第1充填通路の基端側を外
側方へ開口させるための第2充填通路を形成できる取り
付け金具、取り付け金具軸部外周面のネジ部への螺入に
より、取り付け金具の基端フランジ部との間で、取り付
け金具の軸部に差し通される防水材の差し通し穴の周り
の縁部を、ゴムパッキンを介し締め付け固定できる締め
付けナット、軸方向に延出する第3充填通路を備え、基
端接続部に於いて、上記取り付け金具の軸部の接続部に
接続が可能であり、この接続状態に於いて上記第3充填
通路が取り付け金具の軸部の第1充填通路に接続される
セパレータ、とを備え、上記第1〜3充填通路の内の少
なくとも1つの充填通路は逆止弁を備えていて、第1〜
3充填通路及び逆止弁とから、止水材の注入充填用通路
を形成することが出来る構成になっている、ことを特徴
とするセパレータ装置に係る(以下、第2発明とい
う)。Further, the present invention provides a shaft having a first filling passage extending in the axial direction, a base flange formed on the base of the shaft, and a separator formed on the tip of the shaft. The connection fittings are fixed to the retaining wall at the base flange portion, and the base side of the first filling passage is connected to the second filling passage formed in the base flange portion. Through the opening, then, by inserting a sheet-like waterproof material through the shaft of the mounting bracket, the waterproofing material is laid along the base flange portion of the mounting bracket and the retaining wall, Next, by screwing a tightening nut into a screw portion formed on the outer peripheral surface of the shaft portion of the mounting bracket, an edge around the through hole of the waterproof material is interposed between the nut and the base flange portion. To secure and seal, then contact the shaft of the mounting bracket. The third filling passage formed in the separator in the axial direction is connected to the first filling passage by connecting the separator to the portion at the connection portion at the base end, and then the mold is provided at the distal end side of the separator. After the mounting, concrete is poured between the formwork and the retaining wall to construct an underground wall, and the first, second, and third filling passages and at least one of the filling passages are formed in the underground wall. And a check valve provided in advance to form a passage for injecting and filling a water-stopping material, a construction method of a pre-installed waterproof underground wall, and a separator device applied to the construction method, A shaft portion having a first filling passage extending in the axial direction, a base flange portion formed at the base end side of the shaft portion, a connection portion with the following separator formed at the distal end side of the coaxial portion, an outer periphery of the coaxial portion Mounted on the retaining wall, each with a threaded part formed on the surface In the fixed state, the mounting flange is capable of forming a second filling passage for opening the base end side of the first filling passage outward in the base flange portion, and the screw portion on the outer peripheral surface of the mounting shaft portion. By screwing in, a tightening nut that can tighten and fix an edge around a through hole of a waterproof material inserted through a shaft portion of the mounting bracket between the base flange portion of the mounting bracket and a rubber packing, A third filling passage extending in the axial direction is provided, and can be connected to a connection portion of the shaft portion of the mounting bracket at a base end connection portion. In this connection state, the third filling passage is attached. A separator connected to the first filling passage of the shaft of the metal fitting, wherein at least one of the first to third filling passages is provided with a check valve;
(3) A separator device according to the present invention, characterized in that a passage for injecting and filling a water-stopping material can be formed from the three filling passages and the check valve (hereinafter, referred to as a second invention).
【0009】[0009]
【発明の実施の形態】以下に、本発明の一実施形態を添
付図面に基づき説明すると次の通りである。図1は本発
明の第1発明の構築工法に適用されるセパレータ装置の
分解図を示し、該セパレータ装置は、山留め壁a(図2
参照)に固定される取り付け金具Aと、該取り付け金具
Aを介し山留め壁aに取り付けられるセパレータBとを
備えている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is an exploded view of a separator device applied to the construction method according to the first invention of the present invention.
), And a separator B attached to the retaining wall a via the mounting bracket A.
【0010】取り付け金具Aは、軸部1、軸部1の基端
側に形成の基端フランジ部2及び軸部1の先端側に形成
の接続部3をそれぞれ備え、接続部3に於いて、セパレ
ータBと接続できる構成になっている。軸部1の外周面
にはネジ部4が形成され、該ネジ部4に締め付けナット
5を、好ましくはゴムパッキン6及びワッシャ7を介し
螺入できる構成になっている。The mounting bracket A includes a shaft portion 1, a base flange portion 2 formed on the base end side of the shaft portion 1, and a connecting portion 3 formed on the distal end side of the shaft portion 1, respectively. , And can be connected to the separator B. A screw portion 4 is formed on the outer peripheral surface of the shaft portion 1, and a fastening nut 5 can be screwed into the screw portion 4, preferably via a rubber packing 6 and a washer 7.
【0011】セパレータBは、外周面にネジ部8を有
し、基端側の接続部9に於いて取り付け金具Aの軸部1
の接続部3に接続でき、先端側には型枠取り付け用の止
めナット10がダブルに備えられている。接続部3,9
の接続手段としては、図示のようなネジ結合手段、その
他嵌着結合手段などを採用できる。The separator B has a screw portion 8 on the outer peripheral surface, and a shaft portion 1 of the mounting bracket A at a connection portion 9 on the base end side.
, And a lock nut 10 for mounting the formwork is double provided on the distal end side. Connection parts 3, 9
As the connecting means, a screw connecting means as shown in the figure and other fitting connecting means can be adopted.
【0012】第1発明の構築工法の実施に際しては、図
2に示すように、先ず最初に、取り付け金具Aが、基端
フランジ部2に於いて、山留め壁aの壁面、具体的に
は、該山留め壁aに建て込まれた杭、例えばH型鋼a1
に溶接手段を適用して取り付け固定される。At the time of carrying out the construction method of the first invention, first, as shown in FIG. 2, the mounting bracket A is attached to the wall surface of the retaining wall a at the base end flange portion 2, specifically, A pile built into the retaining wall a, for example, an H-shaped steel a1
Is applied and fixed by applying welding means.
【0013】次に、図3に示すように、シート状の防水
材bが上記取り付け金具Aの軸部1に差し通され、この
差し通しにより、防水材bは取り付け金具Aの基端フラ
ンジ部2及び山留め壁aに沿い敷設される。Next, as shown in FIG. 3, a sheet-like waterproof material b is inserted through the shaft portion 1 of the mounting bracket A, and the waterproof material b is thereby inserted into the base flange portion of the mounting bracket A. 2 and laid along the retaining wall a.
【0014】次に、図4に示すように、取り付け金具A
の軸部1のネジ部4に締め付けナット5がゴムパッキン
6及びワッシャ7を介しねじ込まれ、このナットのねじ
込みにより防水材bは、差し通し穴b1の周りの縁部b
2に於いて、基端フランジ部2との間で締め付け固定さ
れ、同時に差し通し穴b1が軸部1の周りでゴムパッキ
ン6により密閉される。尚、締め付けナット5の締め付
け面を大きく取り、更には締め付け面にクッション層を
形成するようにすれば、ゴムパッキング6及びワッシャ
の使用を省略できる。Next, as shown in FIG.
A tightening nut 5 is screwed into the screw portion 4 of the shaft portion 1 via the rubber packing 6 and the washer 7, and the waterproof member b is screwed into the edge portion b around the through hole b1.
2, it is fastened and fixed between the base flange portion 2 and the through hole b <b> 1 is sealed around the shaft portion 1 by the rubber packing 6. If the tightening surface of the tightening nut 5 is made large and a cushion layer is formed on the tightening surface, the use of the rubber packing 6 and the washer can be omitted.
【0015】次に、図5に示すように、セパレータBを
基端部の接続部9に於いて取り付け金具Aの軸部1の接
続部3に接続し、さらにセパレータBの先端側に止めナ
ット10,10の適用により型枠cを取り付け、しかる
後、型枠cと山留め壁aとの間にコンクリートdを打設
することにより、地下壁を構築することが出来る。Next, as shown in FIG. 5, the separator B is connected to the connecting portion 3 of the shaft portion 1 of the mounting bracket A at the connecting portion 9 at the base end portion, and further, a locking nut is attached to the distal end side of the separator B. The basement wall can be constructed by installing the formwork c by applying 10, 10 and then placing concrete d between the formwork c and the retaining wall a.
【0016】コンクリートdの打設作業時には、防水材
bはコンクリートcの重量を受けてずり下げられる傾向
になるが、防水材bは、締め付けナット5の螺入締め付
けにより差し通し穴b1の周りの縁部b2に於いて、基
端フランジ部2との間でしっかりと挟持固定されている
ので、コンクリート打設時に受けるコンクリート重量に
充分に対抗することができ、下方へずれ動くようなこと
がなくなり、差し通し穴b1部分の密封シール性を安定
確実に保持することが可能になる。At the time of placing the concrete d, the waterproof material b tends to slide down due to the weight of the concrete c, but the waterproof material b is screwed around the through-hole b1 by tightening the tightening nut 5. Since the edge b2 is firmly clamped and fixed between the base flange 2 and the edge b2, it can sufficiently oppose the concrete weight received at the time of placing concrete, and does not move downward. In addition, it is possible to stably and reliably maintain the hermetic sealing property of the through hole b1.
【0017】セパレータ周りの止水性処理を目的とし
て、セパレータBの途中に、水膨潤性を有しまたは有し
ない止水部材11を、中心部の取り付け孔11aに於い
て、挿入設置することが出来る。For the purpose of water-stopping treatment around the separator, a water-stopping member 11 having or not having water swellability can be inserted and installed in the middle of the separator B through the mounting hole 11a at the center. .
【0018】図6は、本発明の第2発明の構築工法に適
用されるセパレータ装置を分解して示し、図1と共通す
る部分は共通符号で示されている。FIG. 6 is an exploded view of a separator device applied to the construction method according to the second invention of the present invention, and portions common to FIG. 1 are indicated by common reference numerals.
【0019】図6に於いて、セパレータ装置は、山留め
壁a(図7参照)に固定される取り付け金具A1と、該
取り付け金具A1を介し山留め壁aに取り付けられるセ
パレータB1とを備えている。In FIG. 6, the separator device includes a mounting bracket A1 fixed to the mountain retaining wall a (see FIG. 7), and a separator B1 mounted to the mountain retaining wall a via the mounting metal A1.
【0020】取り付け金具A1は、第1発明と同様に、
軸部1、基端フランジ部2、セパレータB1への接続部
3、ネジ部4及び締め付けナット5を備え、該ナット5
にはゴムパッキン6及びワッシャ6を備え付けることが
できる構成になっている。The mounting bracket A1 is, as in the first invention,
A shaft portion 1, a base flange portion 2, a connection portion 3 to the separator B1, a screw portion 4, and a tightening nut 5;
Is provided with a rubber packing 6 and a washer 6.
【0021】第2発明に於いては、上記構成に加え、軸
部2は、軸方向に延出する第1充填通路12を備え、該
第1充填通路12の基端側は基端フランジ部2に形成の
第2充填通路13を経て外側方へ開口されている。In the second invention, in addition to the above configuration, the shaft portion 2 includes a first filling passage 12 extending in the axial direction, and a proximal end of the first filling passage 12 is a proximal flange portion. 2 and is opened outward through a second filling passage 13 formed in the second passage.
【0022】図示の実施形態に於いては、第2充填通路
13は基端フランジ2の背面に形成の凹溝13aに基づ
き、山留め壁aとの間に形成され、一端側は上記第1充
填通路12の基端側に接続し、他端側は基端フランジ部
2の外周の端面に開口している。凹溝13a及び第2充
填通路13は第1充填通路12を中心に放射状に複数本
を備えることができる。In the illustrated embodiment, the second filling passage 13 is formed between the second filling passage 13 and the retaining wall a based on a concave groove 13a formed on the back surface of the base end flange 2, and one end of the second filling passage 13 is provided with the first filling passage 13a. It is connected to the proximal end of the passage 12, and the other end is open at the outer peripheral end surface of the proximal flange 2. The concave groove 13a and the second filling passage 13 may include a plurality of radially around the first filling passage 12.
【0023】セパレータB1は、第1発明と同様に、ネ
ジ部8、接続部9、止めナット10,10を備え、これ
らに加え、軸方向に延出する第3充填通路14を備えて
いる。ている。The separator B1, like the first invention, includes a screw portion 8, a connection portion 9, and lock nuts 10, 10, and further includes a third filling passage 14 extending in the axial direction. ing.
【0024】第1〜3充填通路12,13,14には、そ
の1つ、例えば第1充填通路12内に逆止弁15が備え
られ、止水材の注入充填用通路として適用できる構成に
なっている。One of the first to third filling passages 12, 13, 14 is provided with a check valve 15 in one of the first filling passages 12, for example, so that the first to third filling passages 12, 13, 14 can be used as a passage for filling and filling the water-stopping material. Has become.
【0025】セパレータB1の途中には、第1発明と同
様に、セパレータB1周りの止水処理を目的として水膨
潤性を有し又は有しない止水部材11を備えることがで
きる。In the middle of the separator B1, a water-stopping member 11 having or not having a water swelling property can be provided for the purpose of water-stopping treatment around the separator B1, as in the first invention.
【0026】第2発明の構築工法の実施状況を図7〜1
2に基づき説明すると次の通りである。図7は、取り付
け金具A1を、基端フランジ部2に於いて、山留め壁a
の壁面に該山留め壁aに打設のH型鋼a1を利用して、
溶接手段の適用により取り付け固定した状況を示してい
る。The implementation status of the construction method of the second invention is shown in FIGS.
The description based on No. 2 is as follows. FIG. 7 shows that the mounting bracket A1 is connected to the retaining wall a at the base end flange portion 2.
Utilizing the H-section steel a1 cast on the retaining wall a on the wall surface of
Fig. 7 shows a state of attachment and fixation by applying welding means.
【0027】この取り付け状態に於いては、基端フラン
ジ部2と山留め壁aの壁面との間には、基端フランジ部
2の凹溝13aに基づき、第2充填通路13が形成され
ており、よって取り付け金具A1内の第1充填通路12
は、上記第2充填通路13を通じ外側方に向け開口して
いる。In this mounting state, the second filling passage 13 is formed between the base flange 2 and the wall surface of the retaining wall a based on the concave groove 13a of the base flange 2. Therefore, the first filling passage 12 in the mounting bracket A1
Is opened outward through the second filling passage 13.
【0028】このような、取り付け金具A1の取り付け
固定は、山留め壁aの壁面の全体に分散するように、多
数の個所に対し行われる。The mounting bracket A1 is mounted and fixed at a number of locations so as to be distributed over the entire wall surface of the retaining wall a.
【0029】山留め壁aの壁面への取り付け金具A1の
取り付け固定を終えた後は、図8に示すように、シート
状の防水材bが該取り付け金具A1に差し通され、この
差し通しにより防水材bは、取り付け金具Aの基端フラ
ンジ部2及び山留め壁aの壁面に沿うように敷設され
る。防水材bの敷設作業を終えた後は、図9に示すよう
に、取り付け金具A1の外周面のネジ部4にゴムパッキ
ン6及びワッシャ7を介し締め付けナット5が螺入され
る。このナット5の螺入により防水材bの差し通し穴b
1の周りの縁部b2が取り付け金具A1の基端フランジ
部2との間で締め付け固定され且つ差し通し穴b2が密
閉される。After the mounting bracket A1 has been fixed to the wall of the retaining wall a, as shown in FIG. 8, a sheet-like waterproof material b is inserted through the mounting bracket A1. The material b is laid along the base flange 2 of the mounting bracket A and the wall surface of the retaining wall a. After the work of laying the waterproof material b is completed, the tightening nut 5 is screwed into the screw portion 4 on the outer peripheral surface of the mounting bracket A1 via the rubber packing 6 and the washer 7, as shown in FIG. The nut 5 is screwed into the through hole b of the waterproof material b.
1 is fastened and fixed between the base flange portion 2 of the mounting bracket A1 and the insertion hole b2 is sealed.
【0030】次に、図9に示すように、取り付け金具A
1の軸部1の接続部3にセパレータB1が基端側の接続
部9に於いて接続される。この接続状態に於いては、該
セパレータB1内の第3充填通路14が軸部1内の第1
充填通路12に接続し、よって先端側から順に第3,第
1及び第2充填通路14,12,13が連通接続する。こ
の連通接続の充填通路内には、例えば第1充填通路内に
逆止弁が15が設置されており、止水材の逆流を防止で
きるようになっており、止水材の注入充填用に適用が可
能になる。Next, as shown in FIG.
The separator B1 is connected to the connection part 3 of the shaft part 1 at the connection part 9 on the base end side. In this connection state, the third filling passage 14 in the separator B1 is
The third, first, and second filling passages 14, 12, and 13 are connected to each other in order from the distal end side. A check valve 15 is provided in the communication-connected filling passage, for example, in the first filling passage so as to prevent a backflow of the water-stopping material. Application becomes possible.
【0031】上記セパレータB1の途中には、セパレー
タB1周りの止水処理を目的として止水板11がその中
心部の取り付け穴11aに於いて取り付けられる。In the middle of the separator B1, a water stop plate 11 is mounted in a mounting hole 11a at the center thereof for the purpose of water stop processing around the separator B1.
【0032】次に、図10に示すように、型枠cの組立
を行い、しかる後に、型枠cと山留め壁aとの間にコン
クリートdを打設することにより、先防水が施された地
下壁を構築することが出来る。Next, as shown in FIG. 10, the formwork c was assembled, and after that, concrete d was cast between the formwork c and the retaining wall a to provide waterproofing. You can build an underground wall.
【0033】構築後は、コンクリートの養生硬化を待っ
て型枠cが解体される。この解体状態に於いては、図1
1に示すように、セパレータB1の先端部が地下壁fの
壁面から突出するので、この突出部を切断し、切断口に
は栓16を施す。After construction, the mold c is dismantled after curing and hardening of the concrete. In this dismantled state,
As shown in FIG. 1, the distal end of the separator B1 protrudes from the wall surface of the underground wall f, and this protruding portion is cut, and a plug 16 is provided at the cut opening.
【0034】構築後、図12に示すように、地下壁fに
クラックf1が入り、該クラックf1から漏水が発生し
た場合には、セパレータB1の先端の栓16を取り外し
開口した後に、該開口から止水材を注入充填すると、止
水材は第3第1及び第2充填通路14,12,13を順次
経て防水材bの背面と山留め壁aとの間を通り山留め壁
面に沿い広がって行き、最終的に地下水の漏水経路を経
て地下壁fのクラックf1内に注入充填され、該クラッ
クに止水処理を施すことが出来る。After the construction, as shown in FIG. 12, a crack f1 enters the underground wall f, and when water leaks from the crack f1, the stopper 16 at the tip of the separator B1 is removed and opened. When the water-stopping material is injected and filled, the water-stopping material passes through the third first and second filling passages 14, 12, and 13 sequentially between the back surface of the waterproofing material b and the mountain retaining wall a, and spreads along the mountain retaining wall. Finally, the crack is injected and filled into the crack f1 of the underground wall f via the groundwater leakage path, and the crack can be subjected to the water stopping process.
【0035】[0035]
【発明の効果】本発明の第1発明によれば、先付け防水
材を、差し通し穴の周りの縁部に於いて、締め付けナッ
トの適用により基端フランジ部に対し締め付け固定した
ので、コンクリートの打設時に、防水材がずり下がった
り、更には差し通し穴の密閉状態が損なわれると言うこ
とがなくなり、差し通し穴からの漏水に対する対策が万
全になる。According to the first aspect of the present invention, the waterproofing material is tightened and fixed to the base flange portion by applying a tightening nut at the edge around the through hole. At the time of casting, the waterproof material does not slip down, and furthermore, the sealing state of the through hole is not damaged, so that measures against water leakage from the through hole are thorough.
【0036】更に、本発明の第2発明によれば、第1発
明と同様に、先付け防水材の差し通し穴からの漏水に対
する対策が万全になることに加え、地下壁構築後に於い
ては、地下壁内に第1〜3充填通路及び該通路内に設置
の逆止弁とから止水材の注入充填用通路を形成できるの
で、構築後に、地下壁にクラック発生による漏水が生じ
た場合には、該通路を利用してクラックに対し止水処理
を施すことができ、クラックの補修を迅速確実に行うこ
とが可能になる。Further, according to the second aspect of the present invention, similarly to the first aspect, in addition to a thorough countermeasure against water leakage from the through hole of the waterproofing material, after the underground wall is constructed, The first to third filling passages in the underground wall and the check valve installed in the passage can form a passage for injecting and filling the water-stopping material, so that if the underground wall leaks due to cracks after construction, By using the passage, the crack can be subjected to a water stopping process by using the passage, and the crack can be repaired quickly and reliably.
【図1】本発明の第1発明に係る構築工法に適用される
セパレータ装置の分解図である。FIG. 1 is an exploded view of a separator device applied to a construction method according to a first invention of the present invention.
【図2】同、構築工法に於ける、取り付け金具の取り付
け工程の状況を示す部分縦断面図である。FIG. 2 is a partial longitudinal sectional view showing a state of a mounting step of a mounting bracket in the construction method.
【図3】同、構築工法に於ける、防水材の敷設工程の状
況を示す部分縦断面図である。FIG. 3 is a partial vertical cross-sectional view showing a state of a waterproofing material laying step in the construction method.
【図4】同、構築工法に於ける、防水材の密閉固定工程
の状況を示す部分縦断面図である。FIG. 4 is a partial longitudinal sectional view showing a state of a sealing and fixing step of a waterproof material in the construction method.
【図5】同、構築工法に於ける、セパレータ接続、型枠
組立及びコンクリートの打設工程の状況を示す部分縦断
面図である。FIG. 5 is a partial longitudinal sectional view showing a state of a separator connection, a formwork assembly, and a concrete placing process in the construction method.
【図6】本発明の第2発明に係る構築工法に適用される
セパレータ装置の分解図である。FIG. 6 is an exploded view of a separator device applied to a construction method according to a second invention of the present invention.
【図7】同、構築工法に於ける取り付け金具の取り付け
工程の状況を示す部分縦断面図である。FIG. 7 is a partial longitudinal sectional view showing a state of a mounting step of a mounting bracket in the construction method.
【図8】同、防水材の敷設工程の状況を示す部分縦断面
図である。FIG. 8 is a partial vertical sectional view showing the state of the waterproofing material laying step.
【図9】同、防水材の差し通し口の密閉工程を示す部分
縦断面図である。FIG. 9 is a partial vertical sectional view showing a sealing step of a through hole of a waterproof material.
【図10】同、セパレータ組立、型枠施工及びコンクリ
ート打設工程の状況を示す一部縦断面図である。FIG. 10 is a partial vertical sectional view showing the situation of the steps of assembling the separator, constructing the formwork, and placing the concrete.
【図11】同、型枠解体時の状況を示す一部縦断面図で
ある。FIG. 11 is a partial vertical sectional view showing a situation at the time of dismantling the formwork.
【図12】クラックへの止水材注入充填操作時の状況を
示す縦断面図である。FIG. 12 is a vertical cross-sectional view showing a state during an operation of injecting and filling a crack into a crack.
【図13】従来の先付け防水地下構造物の構築工法の説
明図である。FIG. 13 is an explanatory view of a conventional construction method of a pre-installed waterproof underground structure.
【図14】同、コーキング処理部分に隙間が発生してい
る状況を示す説明図である。FIG. 14 is an explanatory diagram showing a situation in which a gap is generated in a coking processing portion.
A 取り付け金具 B セパレータ 1 軸部 2 基端フランジ部 3 接続部 4 ネジ部 5 締め付けナット 6 ゴムパッキン 7 ワッシャ 8 ネジ部 9 接続部 10 止めナット 11 止水部材 12 第1充填通路 13 第2充填通路 13a 凹溝 14 第3充填通路 15 逆止弁 16 栓 DESCRIPTION OF SYMBOLS A Mounting bracket B Separator 1 Shaft part 2 Base end flange part 3 Connection part 4 Screw part 5 Tightening nut 6 Rubber packing 7 Washer 8 Screw part 9 Connection part 10 Stop nut 11 Water stop member 12 First filling passage 13 Second filling passage 13a Groove 14 Third filling passage 15 Check valve 16 Stopper
─────────────────────────────────────────────────────
────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成11年3月9日[Submission date] March 9, 1999
【手続補正1】[Procedure amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】特許請求の範囲[Correction target item name] Claims
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【特許請求の範囲】[Claims]
【請求項4】基端フランジ部の背面に、山留め壁との間
で第2充填通路を形成するための凹溝が形成されている
ことを特徴とする請求項5記載のセパレータ装置。 ─────────────────────────────────────────────────────
4. The separator device according to claim 5, wherein a concave groove for forming a second filling passage with the retaining wall is formed on a back surface of the base end flange portion. ────────────────────────────────────────────────── ───
【手続補正書】[Procedure amendment]
【提出日】平成11年5月10日[Submission date] May 10, 1999
【手続補正1】[Procedure amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】請求項4[Correction target item name] Claim 4
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
Claims (6)
部及び軸部の先端側に形成の下記セパレータとの接続部
をそれぞれ備えた取り付け金具を、基端フランジ部に於
いて、山留め壁に固定し、 次に、シート状の防水材を上記取り付け金具の軸部に差
し通すことにより、該防水材を、取り付け金具の基端フ
ランジ部及び山留め壁に沿わせて敷設し、 次に、取り付け金具の軸部の外周面に形成のネジ部に締
め付けナットを螺入することにより、防水材の差し通し
穴の周りの縁部を上記基端フランジ部との間で締め付け
固定し且つ密閉し、 次に、取り付け金具の軸部の接続部に、セパレータを基
端接続部に於いて接続し、さらにセパレータの先端側に
型枠を取り付けた後に、該型枠と山留め壁との間にコン
クリートを打設する、ことを特徴とする先付け防水地下
壁の構築工法。An attachment having a shaft portion, a base flange portion formed on the base end side of the shaft portion, and a connection portion to a separator described below formed on the tip side of the shaft portion, is provided on the base end flange portion. Then, by fixing a sheet-like waterproof material to the shaft of the mounting bracket, the waterproofing material is laid along the base flange portion of the mounting bracket and the mounting wall. Next, by screwing a tightening nut into a screw portion formed on the outer peripheral surface of the shaft portion of the mounting bracket, the edge around the through hole of the waterproof material is tightened and fixed between the base end flange portion and the above. Then, the separator is connected at the base end connection part to the connection part of the shaft part of the mounting bracket, and after the formwork is attached to the distal end side of the separator, the formwork and the retaining wall are connected to each other. Casting concrete between Tipping construction method of waterproofing the basement walls.
レータ装置であって、 軸部、軸部の基端側に形成の基端フランジ部、軸部の先
端側に形成の下記セパレータとの接続部及び軸部の外周
面にネジ部をそれぞれ備えた取り付け金具、 取り付け金具軸部外周面のネジ部への螺入により、該軸
部に差し通されるシート状防水材の差し通し穴の周りの
縁部を、取り付け金具の基端フランジ部との間で、ゴム
パッキンを介し、締め付け固定し且つ密閉できる締め付
けナット、 基端部の接続部に於いて、取り付け金具の軸部の接続部
に接続できるセパレータ、とを備えていることを特徴と
するセパレータ装置。2. A separator device applied to the construction method according to claim 1, wherein: a shaft portion, a base flange portion formed on a base side of the shaft portion, and a separator formed on a tip side of the shaft portion. A mounting part provided with a screw part on the outer peripheral surface of the connecting part and the shaft part, and a through hole of a sheet-like waterproof material inserted through the shaft part by screwing the mounting part outer peripheral surface into the screw part. A tightening nut that can be fixed and sealed tightly through rubber packing between the peripheral edge of the mounting bracket and the base flange of the mounting bracket, and the connection of the shaft of the mounting bracket at the connection of the base end A separator that can be connected to the unit.
部、該軸部の基端側に形成の基端フランジ部、軸部の先
端側に形成の下記セパレータとの接続部を、それぞれ備
えた取り付け金具を、基端フランジ部に於いて山留め壁
に固定すると共に、上記第1充填通路の基端側を、基端
フランジ部に形成の第2充填通路を介して外側方へ開口
させ、 次に、シート状の防水材を、取り付け金具の軸部に差し
通すことにより、該防水材を取り付け金具の基端フラン
ジ部及び山留め壁面に沿わせて敷設し、 次に、取り付け金具の軸部の外周面に形成のネジ部に、
締め付けナットを螺入することにより、防水材の差し通
し穴の周りの縁部を、上記ナットと基端フランジ部との
間で締め付け固定し且つ密閉し、 次に、取り付け金具の軸部の接続部にセパレータを基端
の接続部に於いて接続することにより、該セパレータ内
に軸方向に形成の第3充填通路を第1充填通路に接続
し、 次に、セパレータの先端側に型枠を取り付けた後に、型
枠と山留め壁との間にコンクリートを打設することによ
り、地下壁を構築すると共に、該地下壁内に、上記第
1,2,3充填通路及びこれら充填通路の少なくとも1つ
に予め備えた逆止弁とから、止水材の注入充填用通路を
形成する、ことを特徴とする先付け防水地下壁の構築工
法。3. A shaft portion having a first filling passage extending in the axial direction, a base flange portion formed on a base end side of the shaft portion, and a connection portion with the following separator formed on a tip side of the shaft portion. Is fixed to the retaining wall at the base flange portion, and the base end side of the first filling passage is outwardly directed through the second filling passage formed in the base flange portion. Then, a sheet-like waterproof material is passed through the shaft of the mounting bracket, whereby the waterproofing material is laid along the base flange portion and the retaining wall of the mounting bracket. To the screw part formed on the outer peripheral surface of the shaft part of the bracket,
By screwing the tightening nut, the edge around the through hole of the waterproof material is tightened and fixed between the nut and the proximal flange and sealed, and then the shaft of the mounting bracket is connected. The third filling passage formed in the separator in the axial direction is connected to the first filling passage by connecting the separator to the portion at the connecting portion at the base end. After the mounting, concrete is poured between the formwork and the retaining wall to construct an underground wall, and the first, second, and third filling passages and at least one of the filling passages are formed in the underground wall. A method of constructing a waterproof underground wall, wherein a passage for injecting and filling a water-stopping material is formed from a check valve provided in advance.
成された凹溝と山留め壁の壁面との間に形成されること
を特徴とする請求項3記載の構築工法。4. The construction method according to claim 3, wherein the second filling passage is formed between the concave groove formed on the back surface of the base flange portion and the wall surface of the retaining wall.
パレータ装置であって、 軸方向に延出する第1充填通路を備えた軸部、該軸部の
基端側に形成の基端フランジ部、同軸部の先端側に形成
の下記セパレータとの接続部、同軸部の外周面に形成の
ネジ部をそれぞれ備え、山留め壁への取り付け固定状態
に於いて、基端フランジ部に、上記第1充填通路の基端
側を外側方へ開口させるための第2充填通路を形成でき
る取り付け金具、 取り付け金具軸部外周面のネジ部への螺入により、取り
付け金具の基端フランジ部との間で、取り付け金具の軸
部に差し通される防水材の差し通し穴の周りの縁部をゴ
ムパッキンを介し、締め付け固定し且つ密閉できる締め
付けナット、 軸方向に延出する第3充填通路を備え、基端接続部に於
いて、上記取り付け金具の軸部の接続部に接続が可能で
あり、この接続状態に於いて上記第3充填通路が取り付
け金具の軸部の第1充填通路に接続されるセパレータ、
とを備え、 上記第1〜3充填通路の内の少なくとも1つの充填通路
は逆止弁を備えていて、第1〜3充填通路及び逆止弁と
から、止水材の注入充填用通路を形成することが出来る
構成になっている、ことを特徴とするセパレータ装置。5. A separator device applied to the construction method according to claim 3, wherein the shaft portion has a first filling passage extending in an axial direction, and a base formed on a base end side of the shaft portion. The end flange portion, a connection portion with the following separator formed on the distal end side of the coaxial portion, and a thread portion formed on the outer peripheral surface of the coaxial portion are respectively provided, and in a fixed state attached to the mountain retaining wall, the base flange portion, A mounting fitting capable of forming a second filling passage for opening the base end side of the first filling passage outwardly; and screwing a fitting shaft outer peripheral surface into a threaded portion, thereby forming a base flange portion of the mounting fitting. A sealing nut for fastening and sealing the periphery of the through hole of the waterproof material inserted through the shaft of the mounting bracket through rubber packing, a third filling passage extending in the axial direction At the base connection, Only allow connections to the connection portion of the shaft portion of the metal member, a separator connected to the first filling passage of the shaft portion of the third filling channel mounting bracket In this connection state,
Wherein at least one of the first to third filling passages is provided with a check valve, and from the first to third filling passages and the check valve, a passage for injecting and filling the water stopping material is provided. A separator device characterized in that it can be formed.
で第2充填通路を形成するための凹溝が形成されている
ことを特徴とする請求項5記載のセパレータ装置。6. The separator device according to claim 5, wherein a concave groove for forming a second filling passage between the base flange portion and the retaining wall is formed in the rear surface of the base end flange portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10101483A JP2976292B2 (en) | 1998-04-13 | 1998-04-13 | Construction method of pre-installed waterproof underground wall and separator device applied to the construction method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10101483A JP2976292B2 (en) | 1998-04-13 | 1998-04-13 | Construction method of pre-installed waterproof underground wall and separator device applied to the construction method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11293918A true JPH11293918A (en) | 1999-10-26 |
JP2976292B2 JP2976292B2 (en) | 1999-11-10 |
Family
ID=14301969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10101483A Expired - Fee Related JP2976292B2 (en) | 1998-04-13 | 1998-04-13 | Construction method of pre-installed waterproof underground wall and separator device applied to the construction method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2976292B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015175191A (en) * | 2014-03-17 | 2015-10-05 | 征人 菅野 | Water cutoff structure of concrete form support part |
JP2016017290A (en) * | 2014-07-05 | 2016-02-01 | 鋭一 菅野 | Concrete mold support tool |
JP2017201127A (en) * | 2017-06-23 | 2017-11-09 | 鋭一 菅野 | Concrete form support tool and construction method |
JP2020147954A (en) * | 2019-03-12 | 2020-09-17 | フジモリ産業株式会社 | Reinforcement bar support device for tunnel lining |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5071836B2 (en) * | 2006-04-05 | 2012-11-14 | 清水建設株式会社 | Formwork separator |
-
1998
- 1998-04-13 JP JP10101483A patent/JP2976292B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015175191A (en) * | 2014-03-17 | 2015-10-05 | 征人 菅野 | Water cutoff structure of concrete form support part |
JP2016017290A (en) * | 2014-07-05 | 2016-02-01 | 鋭一 菅野 | Concrete mold support tool |
JP2017201127A (en) * | 2017-06-23 | 2017-11-09 | 鋭一 菅野 | Concrete form support tool and construction method |
JP2020147954A (en) * | 2019-03-12 | 2020-09-17 | フジモリ産業株式会社 | Reinforcement bar support device for tunnel lining |
Also Published As
Publication number | Publication date |
---|---|
JP2976292B2 (en) | 1999-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2140114A (en) | Feed-through for cables and pipes | |
JP2020159180A (en) | Cut-off member for segment and cut-off structure for segment | |
JP2976292B2 (en) | Construction method of pre-installed waterproof underground wall and separator device applied to the construction method | |
KR101879277B1 (en) | An reinforcement method for repair of underground structures | |
JP2009041313A (en) | Wall surface waterproofing device, water cutoff member, connection fitting, and waterproofing method | |
RU2232340C1 (en) | Method for securing hoops to pipeline | |
JPH0430098A (en) | Waterproof sheet installing method and installing device in tunnel construction | |
KR20030062875A (en) | Sealing constructing method for preventing epoxy leakage when attaching steel plates on by anchor bolts and apparatus thereof | |
JP3053221U (en) | Separator device applied to the construction of a waterproof underground wall | |
KR100617507B1 (en) | A Concrete Manhole | |
JP2000073581A (en) | Water-stopping performance confirming method for joint sealing member and joint sealing part | |
JPH07279315A (en) | Joint execution method for precast structure | |
KR100592808B1 (en) | Device for sealing a rock wall and device for reinforcing and sealing a rock wall | |
JP3698317B2 (en) | Plumbing test plug | |
JP2546837B2 (en) | Installation method of lid receiving frame for underground structure | |
JPH0194133A (en) | Cut off method of crack of concrete structure | |
KR101268843B1 (en) | Charging method for infill material using planar end panel | |
JPH1048380A (en) | Piping penetration structure of reactor facility | |
JPH09324435A (en) | Mounting structure of reinforcing steel rod material on precast concrete slab for retaining wall | |
JP2587510Y2 (en) | Gasket for pipe flange | |
JP2598403B2 (en) | How to attach scaffolding brackets for underground structures | |
JPH06341226A (en) | Cone for concrete form and form fastening metal fitting used for this cone | |
JPH08218406A (en) | Mounting method of manhole lid frame | |
JPH055989B2 (en) | ||
JP2004060414A (en) | Locking method for metal frame or the like |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 8 Free format text: PAYMENT UNTIL: 20070910 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080910 Year of fee payment: 9 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 9 Free format text: PAYMENT UNTIL: 20080910 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090910 Year of fee payment: 10 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 10 Free format text: PAYMENT UNTIL: 20090910 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100910 Year of fee payment: 11 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100910 Year of fee payment: 11 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 12 Free format text: PAYMENT UNTIL: 20110910 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110910 Year of fee payment: 12 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 13 Free format text: PAYMENT UNTIL: 20120910 |
|
LAPS | Cancellation because of no payment of annual fees |