JP2002276152A - Joint portion for steel pipe scaffolding - Google Patents
Joint portion for steel pipe scaffoldingInfo
- Publication number
- JP2002276152A JP2002276152A JP2001070397A JP2001070397A JP2002276152A JP 2002276152 A JP2002276152 A JP 2002276152A JP 2001070397 A JP2001070397 A JP 2001070397A JP 2001070397 A JP2001070397 A JP 2001070397A JP 2002276152 A JP2002276152 A JP 2002276152A
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- steel pipe
- building
- hole
- wedge hole
- 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
- Movable Scaffolding (AREA)
- Clamps And Clips (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、建設工事などで
仮設足場として使用される鋼管足場の建地と布地および
腕木との連結部に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting portion between a steel pipe scaffold used as a temporary scaffold in construction work and the like, a fabric and a brace.
【０００２】[0002]
【従来の技術】建設工事などで作業床や通路などとして
広く使用される仮設足場としては、例えば図５（ａ）に
図示するような鋼管足場が一般に知られている。2. Description of the Related Art As a temporary scaffold widely used as a work floor or a passage in construction work or the like, for example, a steel pipe scaffold as shown in FIG. 5A is generally known.
【０００３】この種の鋼管足場においては、建地３０が
所定間隔おきに建て付けられ、この建地３０，３０間に
布地３１と腕木３２が複数段にそれぞれ架け渡され、そ
して腕木３２，３２間に布板３３が架け渡されている。[0003] In this type of steel pipe scaffold, buildings 30 are erected at predetermined intervals, a cloth 31 and a crosspiece 32 are bridged between the buildings 30 and 30 in a plurality of steps, and crosspieces 32 and 32 are provided. A cloth plate 33 is bridged therebetween.
【０００４】建地３０、布地３１および腕木３２には足
場用鋼管が使用され、また布地３１と腕木３２の端部は
建地３０にクランプ等の専用の緊結金具によって連結さ
れている他、当出願人が開発した、例えば図５（ｂ）に
図示するような連結金具によって連結されている。A steel pipe for scaffolding is used for the building 30, the cloth 31, and the arm 32. The ends of the cloth 31 and the arm 32 are connected to the building 30 by a special fastening metal such as a clamp. The connection is made by a connection fitting, for example, as shown in FIG. 5B developed by the applicant.
【０００５】図５（ｂ）に図示する連結方法において
は、連結金具として建地３０の側部に受け金具３３が、
布地３１と腕木３２の端部に係合金具３４がそれぞれ突
設され、また受け金具３３には縦に貫通するくさび孔３
３ａが形成され、係合金具３４にはくさび孔３３ａに挿
入可能なくさび３４ａが真下に向かって突設されてい
る。In the connecting method shown in FIG. 5B, a receiving fitting 33 is provided on the side of the building 30 as a connecting fitting.
At the ends of the cloth 31 and the arms 32, engagement fittings 34 are respectively protruded, and wedge holes 3 which penetrate vertically are formed in the receiving fittings 33.
3a is formed, and a wedge 34a that can be inserted into the wedge hole 33a is provided on the engagement fitting 34 so as to project right below.
【０００６】そして、布地３１と腕木３２の端部はそれ
ぞれ、くさび孔３３ａにくさび３４ａを差し込まれるこ
とで建地３０に連結されている。The ends of the cloth 31 and the arm 32 are connected to the building 30 by inserting wedges 34a into wedge holes 33a.
【０００７】[0007]
【発明が解決しようとする課題】しかし、クランプ等の
緊結金具による方式は、ボルトの締め付け等があって作
業が面倒なだけでなく、作業中に誤って緊結金具を地上
に落としてしまうおそれがあるために安全面で課題があ
るだけでなく、落とした緊結金具の回収という煩わしさ
があった。However, in the method using a fastener such as a clamp, the work is troublesome due to the tightening of bolts and the like, and there is a possibility that the fastener is accidentally dropped on the ground during the work. Because of this, there was a problem not only in terms of safety, but also the trouble of collecting dropped fasteners.
【０００８】また、当出願人が開発した、図５（ｂ）に
図示する連結方法は、ボルトの締め付け等の煩わしい作
業はなく、差し込み方式により建地３０と布地３１との
連結および切り離しを簡単に行うことができるものの、
組み立て後に足場の揺れや振動などによってくさび孔３
３ａとくさび３４ａとによるクサビ効果がゆるみ、くさ
び３４ａがくさび孔３３ａから抜けるおそれがあり、安
全上大きな課題があった。The connection method shown in FIG. 5B developed by the applicant does not involve any troublesome work such as bolt tightening, and the connection and disconnection between the building 30 and the fabric 31 can be easily performed by an insertion method. , But
Wedge hole 3 due to shaking or vibration of the scaffold after assembly
The wedge effect of the wedge 3a and the wedge 34a is loosened, and the wedge 34a may fall out of the wedge hole 33a.
【０００９】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、特に建地と布地および腕木との連結およ
び切り離しを簡単に行うことができて、しかも連結後の
揺れや振動などによる連結部の外れる事故を未然に防止
できるようにした鋼管足場の連結部を提供することを課
題とする。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems. In particular, it is possible to easily connect and disconnect a building and a fabric or a crosspiece, and furthermore, to connect or disconnect the building due to shaking or vibration after connection. It is an object of the present invention to provide a connecting portion of a steel pipe scaffold capable of preventing an accidental disengagement.
【００１０】[0010]
【課題を解決するための手段】以上の課題を解決するた
めの手段として、この発明に係る鋼管足場の連結部は、
請求項１として、建地の側部に縦に貫通するくさび孔を
有する受け金具が、布地の端部に前記くさび孔に挿入さ
れるくさび部を有する係合金具がそれぞれ突設され、か
つ前記くさび部が前記くさび孔に挿入された状態で前記
受け金具の下側にばねの力で突出する抜止めストッパー
が取り付けられている。Means for Solving the Problems As means for solving the above problems, the connecting portion of the steel pipe scaffold according to the present invention comprises:
As a first aspect, a receiving metal fitting having a wedge hole vertically penetrating in a side portion of a building, an engaging metal fitting having a wedge part inserted into the wedge hole is protruded at an end of the fabric, and A retaining stopper which is protruded by a spring force is attached to a lower side of the receiving fitting with the wedge portion inserted into the wedge hole.
【００１１】請求項２として、建地の側部に縦に貫通す
るくさび孔を有する受け金具が、腕木の端部に前記くさ
び孔に挿入されるくさび部を有する係合金具がそれぞれ
突設され、かつ前記くさび部が前記くさび孔に挿入され
た状態で前記受け金具の下側にばねの力で突出する抜止
めストッパーが取り付けられている。According to a second aspect of the present invention, a receiving metal fitting having a wedge hole vertically penetrating the side of the building, and an engaging metal fitting having a wedge part inserted into the wedge hole at an end of the arm are respectively provided. A retaining stopper is attached to the lower side of the receiving fitting with a spring force, with the wedge portion inserted into the wedge hole.
【００１２】請求項３として、請求項１または２の鋼管
足場の連結部において、抜止めストッパーはくさび部の
下端部に収納できるように取り付けられている。According to a third aspect of the present invention, in the connecting portion of the steel pipe scaffold according to the first or second aspect, the stopper is attached so as to be housed in the lower end of the wedge.
【００１３】[0013]
【発明の実施の形態】図１〜図４は、鋼管足場とその建
地と布地との連結部、および建地と腕木との連結部の一
例をそれぞれ示し、図において所定間隔おきに建地１が
建て付けられ、この建地１，１間に布地２と腕木３が同
じ高さで複数段にそれぞれ架け渡され、さらに各腕木
３，３間に布板４がそれぞれ架け渡されている。1 to 4 show an example of a connecting portion between a steel pipe scaffold, its building and a fabric, and a connecting portion between a building and a brace, respectively. 1 is erected, the fabric 2 and the arm 3 are laid over the building 1 and 1 at a plurality of levels at the same height, and the cloth plate 4 is laid between the arms 3 and 3 respectively. .
【００１４】建地１、布地２および腕木３には足場用鋼
管が使用され、布板４には鋼製布板が使用されている。
また、建地１の側部と布地２および腕木３の端部には、
連結金具として受け金具５と係合金具６がそれぞれ突設
されている。A scaffold steel pipe is used for the building 1, the cloth 2, and the arm 3 and a steel cloth plate is used for the cloth plate 4.
In addition, on the side of the building 1 and the ends of the cloth 2 and the arm 3,
A receiving fitting 5 and an engaging fitting 6 are provided as connecting fittings, respectively.
【００１５】受け金具５は建地１の軸方向に所定間隔お
きに、かつ一カ所につき二個ないし四個が直角二方向な
いし直角四方向に水平に突設されている。Two or four receiving brackets 5 are provided at predetermined intervals in the axial direction of the building 1, and two or four receiving brackets 5 are projected horizontally at two right angles or four right angles at one location.
【００１６】各受け金具５にはそれぞれ、平面矩形状の
くさび孔５ａが上下方向に貫通して形成されている。く
さび孔５ａは上端部の内径が一番大きく、下方向に徐々
に小径となるように形成されている。A flat rectangular wedge hole 5a is formed in each of the receiving fittings 5 so as to penetrate vertically. The wedge hole 5a is formed so that the inner diameter at the upper end is the largest and gradually becomes smaller in the downward direction.
【００１７】一方、係合金具６には下方に突出するくさ
び部６ａが突設されている。くさび部６ａはくさび孔５
ａの形状に対応する形状の断面略溝形状に形成され、か
つ上端部の外径が一番大きく、下方向に徐々に小径とな
るように形成されている。On the other hand, the engagement fitting 6 is provided with a wedge 6a projecting downward. The wedge portion 6a has a wedge hole 5
It is formed in a substantially groove shape in cross section having a shape corresponding to the shape of a, and is formed so that the outer diameter of the upper end portion is the largest and gradually becomes smaller in the downward direction.
【００１８】また、くさび部６ａはくさび孔５ａに上か
ら挿入された際に、下端部がくさび孔５ａの下方に所定
長さ突出するようにくさび孔５ａの深さより長く形成さ
れている。The wedge portion 6a is formed to be longer than the depth of the wedge hole 5a such that when inserted into the wedge hole 5a from above, the lower end protrudes below the wedge hole 5a by a predetermined length.
【００１９】さらに、くさび部６ａの建地１と当接する
側には、建地１の側面形状（凸曲面状をなしている）に
対応して、凹溝状部６ｂが上下方向に連続して形成され
ており、このため、くさび部６ａがくさび孔５ａに挿入
された際に凹溝状部６ｂが建地１の側面部に係合するこ
とで、連結部の安定性が図られている。Further, on the side of the wedge portion 6a which comes into contact with the building 1, a groove-shaped portion 6b is continuously formed in the vertical direction corresponding to the side surface shape (having a convex curved shape) of the building 1. Therefore, when the wedge portion 6a is inserted into the wedge hole 5a, the concave groove portion 6b is engaged with the side surface portion of the building 1, thereby stabilizing the connecting portion. I have.
【００２０】なお、くさび部６ａの建地１と当接する側
に凹溝状部６ｂが形成されていることに伴い、くさび部
６ａの内側には凸状部６ｃが上下方向に連続して形成さ
れている。Since the concave groove 6b is formed on the side of the wedge 6a that contacts the building 1, a convex 6c is formed continuously inside the wedge 6a in the vertical direction. Have been.
【００２１】このように形成されたくさび部６ａの下端
部に、くさび部６ａがくさび孔５ａに上から挿入された
状態で受け金具５の下側に、ばねの力で突出する抜止め
ストッパー７が取り付けられている。At the lower end of the wedge 6a formed in this manner, a stopper 7 which is projected by the force of a spring to the lower side of the receiving fitting 5 with the wedge 6a inserted into the wedge hole 5a from above. Is attached.
【００２２】抜止めストッパー７は、断面略溝形状をな
すくさび部６ａ内に収納でき、かつ一端側をくさび部６
ａ内の凸状部６ｃに当接させた状態で斜めに傾けるにつ
れて他端側がくさび部６ａの外側に徐々に突出するよう
な外径と長さを有する板状に形成されている。The retaining stopper 7 can be housed in a wedge portion 6a having a substantially groove shape in cross section, and one end side of the wedge portion 6a.
The other end side is formed in a plate shape having an outer diameter and a length such that the other end side gradually protrudes to the outside of the wedge portion 6a as it is slanted while being in contact with the protruding portion 6c in the inside a.
【００２３】また、抜止めストッパー７の一端側にくの
字状をなす当接部７ａが、他端側に逆くの字状をなす当
接部７ｂがそれぞれ形成され、さらに左右両側のほぼ中
央部分にはフランジ部７ｃがそれぞれ突設され、フラン
ジ部７ｃにはピン孔７ｄがそれぞれ形成されている。Also, an abutting portion 7a in the shape of an inverted letter is formed at one end of the stopper 7 and an abutting portion 7b in the shape of an inverted letter is formed at the other end. Flange portions 7c are protruded from the central portion, and pin holes 7d are formed in the flange portion 7c.
【００２４】こうして形成された抜止めストッパー７
は、くさび部６ａ内の下端部にピン孔７ｄ，７ｄをそれ
ぞれ貫通し、かつ両端がくさび部６ａの左右フランジ部
６ｄ，６ｄにそれぞれ軸支された水平ピン８によって回
転自在に取り付けられている。The retaining stopper 7 thus formed
Are rotatably mounted by horizontal pins 8 which respectively penetrate pin holes 7d, 7d at the lower end inside the wedge 6a, and whose both ends are pivotally supported by left and right flanges 6d, 6d of the wedge 6a. .
【００２５】また、くさび部６ａ内の凸状部６ｃと抜止
めストッパー７との間に板ばね９が取り付けられてい
る。板ばね９は水平ピン８の側面形状（凸曲面状）に沿
ってくの字状に形成され、かつその一端側がくさび部６
ａ内の凸状部６ｃに、他端側が抜止めストッパー７の裏
側にそれぞれ当接した状態に取り付けられている。A leaf spring 9 is mounted between the projection 6c in the wedge 6a and the stopper 7. The leaf spring 9 is formed in a U shape along the side surface shape (convex curved surface shape) of the horizontal pin 8, and one end of the leaf spring 9 has a wedge portion 6.
The other end side is attached to the protruding portion 6c in a of FIG.
【００２６】板ばね９がこのように取り付けられている
ことで、抜止めストッパー７の他端側、すなわち当接部
７ｂは板ばね９の力によって一定量、常にくさび部６ａ
の外側に突出している。また、当接部７ｂは強く押し付
けることでくさび部６ａ内に簡単に収納される。With the leaf spring 9 attached in this manner, the other end of the stopper 7, that is, the abutting portion 7 b, is constantly fixed by the force of the leaf spring 9, and is always a wedge portion 6 a.
It protrudes outside. Further, the contact portion 7b is easily stored in the wedge portion 6a by pressing strongly.
【００２７】したがって、図４（ａ）に図示するよう
に、抜止めストッパー７の当接部７ｂがくさび部６ａの
外側に突出していても、くさび部６ａを受け金具５のく
さび孔５ａに上から挿入するだけで、図４（ｂ）に図示
するように当接部７ｂはくさび孔５ａを通る際に強く押
し付けられて一時的にくさび部６ａ内に収納されるの
で、建地１の側部に布地２と腕木３の端部をそれぞれき
わめて簡単に連結することができる。Therefore, as shown in FIG. 4 (a), even if the contact portion 7b of the stopper 7 projects outside the wedge portion 6a, the wedge portion 6a is placed on the wedge hole 5a of the metal fitting 5. 4B, the abutting portion 7b is strongly pressed when passing through the wedge hole 5a and temporarily stored in the wedge portion 6a as shown in FIG. The ends of the cloth 2 and the arms 3 can be connected very easily to the parts.
【００２８】また、図４（ｃ）に図示するように、くさ
び部６ａがくさび孔５ａに挿入された状態で、抜止めス
トッパー７の当接部７ｂがくさび部６ａの外側に板ばね
９の力で突出している限り、くさび部６ａがくさび孔５
ａから抜けるような状態に至ったとしても、抜止めスト
ッパー７の当接部７ｂが受け金具５の下端部に当たるこ
とで、くさび部６ａがくさび孔５ａから誤って抜けるよ
うなことはない。As shown in FIG. 4 (c), when the wedge 6a is inserted into the wedge hole 5a, the contact portion 7b of the stopper 7 stops the leaf spring 9 from the outside of the wedge 6a. As long as it projects by force, the wedge 6a
Even if the wedge 6a comes out of the wedge 6a, the abutting portion 7b of the stopper 7 comes into contact with the lower end of the receiving fitting 5, so that the wedge 6a does not accidentally come out of the wedge hole 5a.
【００２９】また、図４（ｂ）に図示するように、当接
部７ｂは強く押し付けられることでくさび部６ａ内に簡
単に収納されることから、当接部７ｂを強く押し付けて
くさび部６ａ内に収納した状態で、くさび部６ａを受け
金具５のくさび孔５ａから上に抜くだけで、建地１の側
部から布地２と腕木３の端部をそれぞれきわめて簡単に
外すことができる。Further, as shown in FIG. 4 (b), the contact portion 7b is easily stored in the wedge portion 6a by being strongly pressed, so that the wedge portion 6a is strongly pressed by the contact portion 7b. By simply pulling the wedge 6a upward from the wedge hole 5a of the metal fitting 5 in the state of being housed inside, the ends of the cloth 2 and the arm 3 can be very easily removed from the side of the building 1.
【００３０】[0030]
【発明の効果】この発明は以上説明した通りであり、建
地の側部に縦に貫通するくさび孔を有する受け金具が、
布地および腕木の端部に前記くさび孔に挿入されるくさ
び部を有する係合金具がそれぞれ突設され、かつ前記く
さび部が前記くさび孔に挿入された状態で、受け金具の
下側にばねの力で突出する抜止めストッパーが取り付け
られているので、鋼管足場の組み立て後に足場の揺れや
振動などでくさび孔とくさび部とによるクサビ効果が緩
んだとしても、抜止めストッパーが受け金具の下端部に
当たることでくさび部がくさび孔から抜けるおそれはな
く、安全性にきわめてすぐれている。As described above, the present invention provides a receiving metal fitting having a wedge hole vertically penetrating a side of a building.
At the ends of the cloth and the arms, engagement fittings having wedges inserted into the wedge holes are respectively protruded, and in a state where the wedges are inserted into the wedge holes, a spring Since the retaining stopper that protrudes by force is attached, even if the wedge effect due to the wedge hole and wedge part is loosened due to shaking or vibration of the scaffold after assembling the steel pipe scaffold, the retaining stopper is the lower end of the receiving bracket There is no danger of the wedge part coming out of the wedge hole by hitting, and the safety is extremely excellent.
【００３１】また、建地と布地および腕木との連結およ
び切り離しをきわめて簡単に行うことができる。Further, connection and disconnection between the building and the fabric and the arm can be performed very easily.
【図１】鋼管足場の一例を示し、（ａ）はその一部斜視
図、（ｂ）は建地と布地との連結部を示す図（ａ）にお
けるイ部分解斜視図である。FIG. 1 shows an example of a steel pipe scaffold, (a) is a partial perspective view thereof, and (b) is an exploded perspective view of a portion (a) in FIG. (A) showing a connecting portion between a building and a fabric.
【図２】建地と布地との連結部を示し、（ａ）は連結さ
れた状態を示す側面図、（ｂ）は縦断面図である。FIGS. 2A and 2B show a connecting portion between a building and a fabric, wherein FIG. 2A is a side view showing a connected state, and FIG.
【図３】抜止めストッパーの取付状態を示し、（ａ）は
抜止めストッパーの下端部の縦断面図、（ｂ）は（ａ）
におけるロ−ロ線断面図である。3A and 3B show a mounting state of a retaining stopper, wherein FIG. 3A is a longitudinal sectional view of a lower end portion of the retaining stopper, and FIG.
FIG.
【図４】建地と布地との連結部を示し、（ａ）〜（ｃ）
は動作を示す断面図である。FIG. 4 shows a connecting portion between a building and a fabric, and (a) to (c).
Is a cross-sectional view showing the operation.
【図５】鋼管足場の一例を示し、（ａ）はその一部斜視
図、（ｂ）は従来の建地と布地との連結部を示す図
（ａ）におけるイ部分解斜視図である。5A and 5B show an example of a steel pipe scaffold, FIG. 5A is a partial perspective view thereof, and FIG. 5B is an exploded perspective view of a portion a in FIG.
１ 建地 ２ 布地 ３ 腕木 ４ 布板 ５ 受け金具 ５ａ くさび孔 ６ 係合金具 ６ａ くさび部 ６ｂ 凹溝状部 ６ｃ 凸状部 ６ｄ フランジ部 ７ 抜止めストッパー ７ａ 当接部 ７ｂ 当接部 ７ｃ フランジ部 ７ｄ ピン孔 ８ 水平ピン ９ 板ばね REFERENCE SIGNS LIST 1 building 2 cloth 3 arm 4 cloth plate 5 receiving fitting 5 a wedge hole 6 engaging fitting 6 a wedge part 6 b concave groove part 6 c convex part 6 d flange part 7 retaining stopper 7 a contact part 7 b contact part 7 c flange part 7d pin hole 8 horizontal pin 9 leaf spring
───────────────────────────────────────────────────── フロントページの続き (72)発明者 菊地 保実 兵庫県尼崎市扶桑町１番21号 住友金属建 材株式会社内 (72)発明者 横山 博之 兵庫県尼崎市扶桑町１番21号 住友金属建 材株式会社内 (72)発明者 稲森 純二 兵庫県尼崎市扶桑町１番21号 住友金属建 材株式会社内 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Yasumi Kikuchi 1-121 Fuso-cho, Amagasaki-shi, Hyogo Sumitomo Metal Construction Materials Co., Ltd. (72) Inventor Hiroyuki Yokoyama 1-21, Fuso-cho, Amagasaki-shi, Hyogo Sumitomo Inside Metal Construction Materials Co., Ltd. (72) Inventor Junji Inamori 1-21, Fuso-cho, Amagasaki City, Hyogo Prefecture
Claims (3)
する受け金具が、布地の端部に前記くさび孔に挿入され
るくさび部を有する係合金具がそれぞれ突設され、かつ
前記くさび部が前記くさび孔に挿入された状態で前記受
け金具の下側にばねの力で突出する抜止めストッパーが
取り付けられていることを特徴とする鋼管足場の連結
部。A receiving member having a wedge hole vertically penetrating a side portion of the building; an engaging metal member having a wedge portion inserted into the wedge hole at an end of the fabric; A connecting portion for a steel pipe scaffold, wherein a retaining stopper which is protruded by a spring force is attached to a lower side of the receiving bracket with a wedge portion inserted into the wedge hole.
する受け金具が、腕木の端部に前記くさび孔に挿入され
るくさび部を有する係合金具がそれぞれ突設され、かつ
前記くさび部が前記くさび孔に挿入された状態で前記受
け金具の下側にばねの力で突出する抜止めストッパーが
取り付けられていることを特徴とする鋼管足場の連結
部。2. A receiving bracket having a wedge hole vertically penetrating on a side of the building, an engaging bracket having a wedge inserted into the wedge hole at an end of the arm, and A connecting portion for a steel pipe scaffold, wherein a retaining stopper which is protruded by a spring force is attached to a lower side of the receiving bracket with a wedge portion inserted into the wedge hole.
に収納できるように取り付けられていることを特徴とす
る請求項１または２記載の鋼管足場の連結部。3. The connecting part of a steel pipe scaffold according to claim 1, wherein the retaining stopper is attached so as to be housed at a lower end of the wedge part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001070397A JP3558992B2 (en) | 2001-03-13 | 2001-03-13 | Connection of steel pipe scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001070397A JP3558992B2 (en) | 2001-03-13 | 2001-03-13 | Connection of steel pipe scaffold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002276152A true JP2002276152A (en) | 2002-09-25 |
| JP3558992B2 JP3558992B2 (en) | 2004-08-25 |
Family
ID=18928279
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001070397A Expired - Fee Related JP3558992B2 (en) | 2001-03-13 | 2001-03-13 | Connection of steel pipe scaffold |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050049704A (en) * | 2003-11-22 | 2005-05-27 | 백수곤 | Quick assembled structure |
| EP1785549A1 (en) * | 2005-11-10 | 2007-05-16 | de Leeuw, Petrus Johannes Lambertus | Horizontal stiffening diagonal for system scaffolding |
| JP2007291629A (en) * | 2006-04-21 | 2007-11-08 | Nippon Steel & Sumikin Metal Products Co Ltd | Fastener and handrail material having the fastener |
| JP2010190001A (en) * | 2009-02-20 | 2010-09-02 | Shinwa Kk | Handrail bracing |
| JP2010222946A (en) * | 2009-03-25 | 2010-10-07 | Heiwa Giken Kk | Wedge connecting fitting for scaffolding |
| JP2017031692A (en) * | 2015-08-03 | 2017-02-09 | 平和技研株式会社 | Slipping-out preventive wedge metal fitting |
-
2001
- 2001-03-13 JP JP2001070397A patent/JP3558992B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050049704A (en) * | 2003-11-22 | 2005-05-27 | 백수곤 | Quick assembled structure |
| EP1785549A1 (en) * | 2005-11-10 | 2007-05-16 | de Leeuw, Petrus Johannes Lambertus | Horizontal stiffening diagonal for system scaffolding |
| JP2007291629A (en) * | 2006-04-21 | 2007-11-08 | Nippon Steel & Sumikin Metal Products Co Ltd | Fastener and handrail material having the fastener |
| JP2010190001A (en) * | 2009-02-20 | 2010-09-02 | Shinwa Kk | Handrail bracing |
| JP2010222946A (en) * | 2009-03-25 | 2010-10-07 | Heiwa Giken Kk | Wedge connecting fitting for scaffolding |
| JP2017031692A (en) * | 2015-08-03 | 2017-02-09 | 平和技研株式会社 | Slipping-out preventive wedge metal fitting |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3558992B2 (en) | 2004-08-25 |
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