JPH0731027Y2 - Pipe fittings - Google Patents
Pipe fittingsInfo
- Publication number
- JPH0731027Y2 JPH0731027Y2 JP1990024822U JP2482290U JPH0731027Y2 JP H0731027 Y2 JPH0731027 Y2 JP H0731027Y2 JP 1990024822 U JP1990024822 U JP 1990024822U JP 2482290 U JP2482290 U JP 2482290U JP H0731027 Y2 JPH0731027 Y2 JP H0731027Y2
- Authority
- JP
- Japan
- Prior art keywords
- metal
- joint member
- resin
- pipe
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims description 69
- 229920005992 thermoplastic resin Polymers 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229920005989 resin Polymers 0.000 description 61
- 239000011347 resin Substances 0.000 description 61
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000004927 fusion Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
Landscapes
- Joints With Pressure Members (AREA)
- Branch Pipes, Bends, And The Like (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案は、金属管と樹脂管とのように異種管同士の接続
を行う場合に用いられる管の継手具に関するものであ
る。DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a pipe fitting used when connecting different types of pipes such as a metal pipe and a resin pipe.
（従来の技術） 従来より、材質の異なる異種管同士の接続に用いる継手
としては、例えば特開昭62−4988号公報に見られるよう
なものが知られている。(Prior Art) Conventionally, as a joint used for connecting different kinds of pipes made of different materials, for example, a joint as disclosed in JP-A-62-4988 is known.
すなわち、第８図に示すように、この継手ａは、樹脂管
本体ｂの一端部ｃに金属部材ｄが組み込まれ、この金属
部材ｄに、金属管ｅと螺合するための螺子目ｆが施され
る一方、樹脂管方向ｂの他端部ｇにヒータコイルｈが埋
設され、このヒータコイルｈの発熱によって、他端部ｇ
に挿入される樹脂管ｉが融着されるようになされたもの
である。That is, as shown in FIG. 8, in this joint a, a metal member d is incorporated into one end portion c of a resin pipe body b, and a screw thread f for screwing with the metal pipe e is attached to this metal member d. On the other hand, the heater coil h is embedded in the other end portion g in the resin pipe direction b, and the other end portion g is generated by the heat generation of the heater coil h.
The resin pipe i to be inserted into is melted.
（考案が解決しようとする課題） しかしながら、上記従来の継手にあっては、次のような
不都合を生じる。(Problems to be Solved by the Invention) However, the conventional joint described above has the following disadvantages.
すなわち、継手ａは、金属部材ｄを樹脂管本体ｂに組み
込むためにインサート成形をしなければならず、特殊な
技術を必要としていた。また、継手ａは、樹脂管本体ｂ
に金属部材ｄを組み込んだ一体物であるため、該継手ａ
と金属管ｅまたは継手ａと樹脂管ｉのどちらかの接続を
失敗してしまった場合、継手全体を取替えなければなら
ないといった不都合があった。さらに、継手ａは、樹脂
管本体ｂに金属部材ｄを埋め込んだものであるため、樹
脂管本体ｂがポリエチレンのような柔らかい樹脂である
場合、金属管ｅとの螺合によって樹脂管本体ｂが変形
し、破損してしまうといった不都合を生じる。That is, the joint a had to be insert-molded in order to incorporate the metal member d into the resin pipe body b, which required a special technique. Further, the joint a is a resin pipe body b.
Since the metal member d is incorporated in the
If the connection of either the metal pipe e or the joint a and the resin pipe i fails, there is a disadvantage that the entire joint must be replaced. Further, since the joint a is a resin pipe body b in which a metal member d is embedded, when the resin pipe body b is a soft resin such as polyethylene, the resin pipe body b is screwed with the metal pipe e. It causes inconvenience such as deformation and damage.
本考案は、係る実情に鑑みてなされたもので、樹脂管と
の接続部材と、金属管との接続部材とが単独で成形さ
れ、簡単に接続することができるようになされた管の継
手具を提供することを目的としている。The present invention has been made in view of the above circumstances, and a joint member for a pipe in which a connecting member for connecting with a resin pipe and a connecting member for connecting with a metal pipe are separately molded so that they can be easily connected. Is intended to provide.
（課題を解決するための手段） 本考案の管の継手具は、熱可塑性樹脂管の端部と金属管
の端部とを接続する継手具であって、一端に前記熱可塑
性樹脂管の端部が接続するよう加熱コイルに導電する通
電ターミナルと加熱コイルとを有するとともに、他端に
フランジ部が形成された熱可塑性樹脂製継手部材と、一
端に前記金属管の端部が接続するようになされるととも
に、他端にフランジ部が形成された金属製継手部材と、
少なくとも前記熱可塑性樹脂製継手部材のフランジ部材
に係合してこの熱可塑性樹脂製継手部材のフランジ部材
と金属製継手部材のフランジ部材とを密着状態に接続す
るようになされた金属締着部材とからなり、前記金属締
着部材に前記通電ターミナルが通過し得る切り欠き部が
設けられている。(Means for Solving the Problem) A pipe fitting of the present invention is a fitting for connecting an end portion of a thermoplastic resin pipe and an end portion of a metal pipe, and one end of the thermoplastic resin pipe is provided. While having an energization terminal and a heating coil that are electrically conductive to the heating coil so that the parts are connected, a thermoplastic resin joint member having a flange portion formed at the other end, and an end portion of the metal pipe connected at one end While being made, a metal joint member having a flange portion formed at the other end,
A metal fastening member adapted to engage at least the flange member of the thermoplastic resin joint member to connect the flange member of the thermoplastic resin joint member and the flange member of the metal joint member in a close contact state. The metal fastening member is provided with a cutout portion through which the energizing terminal can pass.
（作用） 本考案の管の継手具は、樹脂製継手部材の一端に樹脂管
の端部を接続するとともに、金属製継手部材の一端に金
属管の端部を接続する。そして、少なくとも樹脂製継手
部材のフランジ部に金属製締着部材を係合させて、該金
属製締着部材によって樹脂製継手部材のフランジ部と金
属製継手部材のフランジ部とを密着状態に接続する。こ
れにより、樹脂管と継手具との接続および金属管と継手
具との接続がそれぞれ別部材によって単独で行われるこ
ととなる。(Operation) The pipe fitting of the present invention connects the end of the resin pipe to one end of the resin joint member and the end of the metal pipe to one end of the metal joint member. Then, at least the flange portion of the resin joint member is engaged with the metal fastening member, and the flange portion of the resin joint member and the flange portion of the metal joint member are connected in a close contact state by the metal fastening member. To do. As a result, the connection between the resin pipe and the fitting and the connection between the metal pipe and the fitting are independently performed by separate members.
（実施例） 以下、本考案の実施例を図面を参照して説明する。Embodiment An embodiment of the present invention will be described below with reference to the drawings.
（第１実施例） 第１図は、管の継手具の全体構成の概略を示している。(First Embodiment) FIG. 1 shows the outline of the overall structure of a pipe fitting.
すなわち、継手具１は、樹脂管５の端部50と接続するよ
うになされた樹脂製継手部材２と、金属管６の端部60と
接続するようになされた金属製継手部材３と、この樹脂
製継手部材２と金属製継手部材３とを接続する金属製締
着部材４とから構成されている。That is, the fitting 1 includes a resin-made joint member 2 adapted to be connected to the end 50 of the resin pipe 5, a metal-made joint member 3 adapted to be connected to the end 60 of the metal pipe 6, It is composed of a metal joint member 4 that connects the resin joint member 2 and the metal joint member 3.
樹脂製継手部材２は、円筒状に形成された筒体20の一端
にフランジ部21が形成された形状となされている。ま
た、この筒体20の他端側には、樹脂管５の端部50を嵌合
できるようになされた嵌合部22が形成されている。The resin joint member 2 has a shape in which a flange portion 21 is formed at one end of a cylindrical body 20 formed in a cylindrical shape. Further, a fitting portion 22 adapted to fit the end portion 50 of the resin pipe 5 is formed on the other end side of the tubular body 20.
この嵌合部22の内周壁面側には、通電によって発熱する
コイル23が埋設されている。また、嵌合部22のさらに奥
部には、樹脂管５の貫通を抑止するストッパ25が突設さ
れている。そして、このコイル23の発熱によって、該コ
イル23周縁の樹脂が溶融するようになされている。すな
わち、嵌合部22に樹脂管５の端部50を挿着してコイル23
に通電することによって嵌合部22の内周壁面と樹脂管５
の外周壁面とが溶融して融着することとなる。そのた
め、コイル23は、嵌合部22全体を周回して埋設され、融
着による接合面積を充分に確保することができるように
なされている。このコイル23は、その端部が、嵌合部22
の外周に突設された通電ターミナル24に配線されてお
り、該通電ターミナル24から通電できるようになされて
いる。A coil 23 that generates heat when energized is embedded on the inner wall surface side of the fitting portion 22. Further, a stopper 25 for preventing the resin pipe 5 from penetrating is provided at a further inner portion of the fitting portion 22. The heat generated by the coil 23 melts the resin around the periphery of the coil 23. That is, the end portion 50 of the resin pipe 5 is inserted into the fitting portion 22 and the coil 23
By energizing the inner peripheral wall surface of the fitting portion 22 and the resin pipe 5
The outer peripheral wall surface of the is melted and fused. Therefore, the coil 23 is embedded so as to surround the entire fitting portion 22, so that a sufficient bonding area can be secured by fusion. This coil 23 has a fitting portion 22 at its end.
It is wired to an energization terminal 24 provided so as to project on the outer periphery of the energization terminal 24 so that the energization can be performed from the energization terminal 24.
なお、本実施例では、嵌合部22に樹脂管５の端部50を嵌
合してこの嵌合部分を融着するようになされているが、
第２図に示すように、樹脂管５の端部50と樹脂製継手部
材２の端部とを、突き合わせ溶接することによって接合
してもよい。ただし、このように融着および溶接によっ
て接合を行う場合は、樹脂管５および樹脂製継手部材２
の双方が、熱可塑性樹脂で構成されていなければならな
い。そのため、樹脂管５が熱硬化性樹脂の場合は、熱硬
化性樹脂からなる樹脂製継手部材２を用いて、嵌合部分
を接着剤（図示省略）で接着したり、樹脂管５の端部50
と樹脂製継手部材２の端部とを、突き合わせて接着する
ことによって接合することが考えられる。また、樹脂管
５が熱可塑性樹脂の場合であっても、融着や溶接に限定
されず、接着剤による接着を行うことができる。In this embodiment, the end portion 50 of the resin pipe 5 is fitted into the fitting portion 22 and the fitting portion is fused.
As shown in FIG. 2, the end 50 of the resin pipe 5 and the end of the resin joint member 2 may be joined by butt welding. However, when joining is performed by fusion and welding as described above, the resin pipe 5 and the resin joint member 2
Both must be composed of a thermoplastic resin. Therefore, when the resin pipe 5 is a thermosetting resin, the fitting portion is bonded with an adhesive (not shown) using the resin joint member 2 made of a thermosetting resin, or the end portion of the resin pipe 5 is bonded. 50
It is conceivable that the end of the resin joint member 2 and the end portion of the resin joint member 2 are butted and bonded to each other. Further, even when the resin pipe 5 is a thermoplastic resin, it is not limited to fusion bonding or welding, and adhesion with an adhesive can be performed.
金属製継手部材３は、円筒状に形成された筒体30の一端
に肉厚のフランジ部31が形成された形状となされてい
る。このフランジ部31の外周面には、金属製締着部材４
と螺合するように螺子目32が螺刻されている。また、こ
の筒体30の他端側の内周壁面には、金属管６の端部60を
螺合できるように螺子目33が螺刻されている。さらに、
螺子目33のさらに奥部には、金属管６の貫通を抑止する
ストッパ34が突設されている。The metal joint member 3 has a shape in which a thick flange portion 31 is formed at one end of a cylindrical body 30 formed in a cylindrical shape. On the outer peripheral surface of the flange portion 31, the metal fastening member 4
Threads 32 are threaded so as to be screwed together. Further, on the inner peripheral wall surface on the other end side of the tubular body 30, screw threads 33 are threaded so that the end portion 60 of the metal tube 6 can be screwed. further,
A stopper 34 for preventing the metal tube 6 from penetrating is provided at a further inner portion of the screw thread 33.
金属製締着部材４は、上記金属製継手部材３のフランジ
部31の外周に螺刻された螺子目32に螺合するように、螺
子目41が螺刻された袋ナット形状となされ、ナット頭部
分に樹脂製継手部材２の筒体20を挿通可能な開口部42が
形成されている。すなわち、金属製締着部材４の開口部
42に樹脂製継手部材２の筒体20を挿通し、該樹脂製継手
部材２のフランジ部21を金属製締着部材４に係合させた
状態とする。そして、この樹脂製継手部材２のフランジ
面211と前記金属製継手部材３のフランジ面311との間に
ガスケット７を介在させた状態で、金属製締着部材４と
金属製継手部材３とを螺合することによって樹脂製継手
部材２と金属製継手部材３とが密着状態に接続される。
なお、金属製締着部材４の開口部42には、第３図に示す
ように、樹脂製継手部材２の筒体20に突設された通電タ
ーミナル24を通過できるように、通電ターミナル24の形
状と略同形状の切り欠き部43が設けられている。また、
第４図に示すように、樹脂製継手部材２のフランジ面21
1と前記金属製継手部材３のフランジ面311とに、それぞ
れ溝212,312を設けておけば、ガスケット７の位置決め
を確実にすることができる。The metal fastening member 4 has a cap nut shape in which the screw thread 41 is screwed so as to be screwed into the screw thread 32 screwed on the outer periphery of the flange portion 31 of the metal joint member 3 and is a nut. An opening 42 through which the cylindrical body 20 of the resin joint member 2 can be inserted is formed in the head portion. That is, the opening of the metal fastening member 4
The tubular body 20 of the resin joint member 2 is inserted through 42, and the flange portion 21 of the resin joint member 2 is engaged with the metal fastening member 4. Then, with the gasket 7 interposed between the flange surface 211 of the resin joint member 2 and the flange surface 311 of the metal joint member 3, the metal fastening member 4 and the metal joint member 3 are By screwing, the resin joint member 2 and the metal joint member 3 are connected in a close contact state.
It should be noted that, as shown in FIG. 3, the opening 42 of the metal fastening member 4 is provided with an energization terminal 24 so that it can pass through the energization terminal 24 projecting from the tubular body 20 of the resin joint member 2. A notch 43 having substantially the same shape as the shape is provided. Also,
As shown in FIG. 4, the flange surface 21 of the resin joint member 2
If the grooves 212 and 312 are provided in 1 and the flange surface 311 of the metal joint member 3, respectively, the gasket 7 can be positioned reliably.
しかして、この継手具１は、樹脂製継手部材２と樹脂管
５とを接合し、金属製継手部材３と金属管６とを接合す
るので、樹脂管５および金属管６の接合作業がそれぞれ
独立した継手部材で行われることとなる。すなわち、ど
ちらか一方の接合作業を失敗してしまったような場合で
も、継手具全体を新しいものに取り替えて接合作業をや
り直すといった不経済で煩雑なことがなくなる。また、
金属製締着部材４を樹脂製継手部材２に係合させた状態
で、該金属製締着部材４と金属製継手部材３とを螺合す
るので、樹脂製継手部材２には、螺合作業による直接の
締め付け力が加えられないこととなり、該樹脂製継手部
材２が変形や破壊するようなことがなくなる。また、金
属製締着部材４と金属製継手部材３との金属部材同士を
螺合することで、強固に接続することが可能となる。In this joint tool 1, the resin joint member 2 and the resin pipe 5 are joined together, and the metal joint member 3 and the metal pipe 6 are joined together. It will be performed by an independent joint member. That is, even if one of the joining operations is unsuccessful, the uneconomical and complicated process of replacing the entire fitting with a new fitting and redoing the joining operation is eliminated. Also,
Since the metal fastening member 4 and the metal joint member 3 are screwed together while the metal fastening member 4 is engaged with the resin joint member 2, the resin joint member 2 is screwed. Since no direct tightening force is applied by the work, the resin joint member 2 will not be deformed or destroyed. Further, by screwing the metal members of the metal fastening member 4 and the metal joint member 3 together, it becomes possible to firmly connect them.
（第２実施例） 本実施例を第５図ないし第７図に示す。(Second Embodiment) This embodiment is shown in FIGS. 5 to 7.
本例は、上記した第１実施例のものと金属製継手部材３
および金属製締着部材４の構造が異なるだけであるの
で、ここではその相違点についてのみ説明し、その他の
説明は省略する。なお、第１実施例のものと同一構成要
素には同一符号を付している。This example is the same as that of the above-described first embodiment and the metal joint member 3
Since only the structure of the metal fastening member 4 is different, only the difference will be described here, and the other description will be omitted. The same components as those of the first embodiment are designated by the same reference numerals.
本例における金属製継手部材３は、肉厚のフランジ部31
に代えて、樹脂製継手部材２と同様のフランジ部35が形
成されている。The metal joint member 3 in this example has a thick flange portion 31.
Instead, a flange portion 35 similar to that of the resin joint member 2 is formed.
金属製締着部材４は、２枚の環状フランジ45,46と複数
本の締結用ボルトナット47…によって構成されている。The metal fastening member 4 is composed of two annular flanges 45 and 46 and a plurality of fastening bolts and nuts 47 ....
環状フランジ45,46の内、一方の環状フランジ45は内周
部451に樹脂製継手部材の筒体20が挿通され、フランジ
部21と係合するようになされている。また、この環状フ
ランジ45の内周部451には、第７図に示すように、樹脂
製継手部材２の筒体20に突設された通電ターミナル24が
通過できるように、通電ターミナル24の形状と略同形状
の切り欠き部453が設けられている。これに対し、他方
の環状フランジ46は、内周部461に金属製継手部材３の
筒体30が挿通され、フランジ部35と係合するようになさ
れている。そして、これら環状フランジ45,46には、周
方向に渡って複数の孔452…,462…が穿設されている。
この孔452…,462…には、それぞれ締結用ボルトナット4
7…が設けられている。One of the annular flanges 45, 46 is configured such that the tubular body 20 of the resin joint member is inserted into the inner peripheral portion 451 and engages with the flange portion 21. Further, as shown in FIG. 7, the inner peripheral portion 451 of the annular flange 45 has a shape of the energizing terminal 24 so that the energizing terminal 24 projecting from the tubular body 20 of the resin joint member 2 can pass therethrough. Is provided with a cutout portion 453 having substantially the same shape. On the other hand, in the other annular flange 46, the tubular body 30 of the metal joint member 3 is inserted into the inner peripheral portion 461 and is engaged with the flange portion 35. A plurality of holes 452, 462, ... Are bored in the annular flanges 45, 46 in the circumferential direction.
These holes 452, 462, ... are respectively provided with fastening bolts and nuts 4
7 ... is provided.
すなわち、樹脂製継手部材２のフランジ部21および金属
製継手部材３のフランジ部35に環状フランジ45,46を係
合し、この環状フランジ45,46を締結用ボルトナット47
…で締結することによって、樹脂製継手部材２のフラン
ジ部21と金属製継手部材３のフランジ部35とを密着状態
に接続するようになされている。That is, the annular flanges 45 and 46 are engaged with the flange portion 21 of the resin joint member 2 and the flange portion 35 of the metal joint member 3, and the annular flanges 45 and 46 are fastened with bolts and nuts 47 for fastening.
By fastening with ..., The flange part 21 of the resin joint member 2 and the flange part 35 of the metal joint member 3 are connected in a close contact state.
また、第６図に示すように、この金属製締着部材４によ
ると、機器８に設けられた機器フランジ81に樹脂管５を
接続するような場合であっても、機器フランジ81と樹脂
管５との間に金属管６を介在させることなく、機器フラ
ンジ81と環状フランジ45とを締結用ボルトナット47…で
締結することによって直接接続することができる。Further, as shown in FIG. 6, according to the metal fastening member 4, even when the resin pipe 5 is connected to the device flange 81 provided on the device 8, the device flange 81 and the resin pipe The device flange 81 and the annular flange 45 can be directly connected by fastening with the fastening bolts and nuts 47 ... Without interposing the metal pipe 6 between them.
（考案の効果） 以上述べたように、本考案によると、樹脂管と継手具と
の接続および金属管と継手具との接続がそれぞれ別部材
によって単独で行われることとなるので、樹脂管と継手
具との接続もしくは金属管と継手具との接続のどちらか
を失敗したような場合であっても、継手具全体を新たな
ものに変えて接続しなおす必要がない。すなわち、経済
的であるとともに、作業の煩雑さが解消される。(Effects of the Invention) As described above, according to the present invention, since the connection between the resin pipe and the fitting and the connection between the metal pipe and the fitting are performed by separate members, respectively, Even if the connection with the fitting or the connection between the metal pipe and the fitting fails, there is no need to change the entire fitting and reconnect. That is, it is economical and the complexity of work is eliminated.
第１図ないし第７図は、本考案に係る図面であって、第
１図は第１実施例に係る管の継手具の全体構成の概略を
示す部分破断側面図、第２図は樹脂管および金属管の別
の接続状態を示した部分破断側面図、第３図は金属製締
着部材の平面図、第４図はフランジ部の他の実施例を示
す拡大断面図、第５図は第２実施例に係る管の継手具の
全体構成の概略を示す部分破断側面図、第６図は第５図
に示す継手具による他の実施例を示す部分破断側面図、
第７図は環状フランジの平面図、第８図は従来の継手を
示す部分破断側面図である。 １…継手具 ２…樹脂製継手部材 21…フランジ部 ３…金属製継手部材 31,35…フランジ部 ４…金属製締着部材 ５…樹脂管 50…端部 ６…金属管 60…端部1 to 7 are drawings according to the present invention, in which FIG. 1 is a partially cutaway side view schematically showing the overall construction of a pipe fitting according to a first embodiment, and FIG. 2 is a resin pipe. And a partially broken side view showing another connection state of the metal pipe, FIG. 3 is a plan view of the metal fastening member, FIG. 4 is an enlarged sectional view showing another embodiment of the flange portion, and FIG. The partially broken side view which shows the outline of the whole structure of the fitting of the pipe which concerns on 2nd Example, FIG. 6 is the partially broken side view which shows the other Example by the fitting shown in FIG.
FIG. 7 is a plan view of the annular flange, and FIG. 8 is a partially cutaway side view showing a conventional joint. 1 ... Fitting 2 ... Resin joint member 21 ... Flange portion 3 ... Metal joint member 31,35 ... Flange portion 4 ... Metal fastening member 5 ... Resin pipe 50 ... End portion 6 ... Metal pipe 60 ... End portion
Claims (1)
接続する継手具であって、一端に前記熱可塑性樹脂管の
端部が接続するよう加熱コイルに導電する通電ターミナ
ルと加熱コイルとを有するとともに、他端にフランジ部
が形成された熱可塑性樹脂製継手部材と、一端に前記金
属管の端部が接続するようになされるとともに、他端に
フランジ部が形成された金属製継手部材と、少なくとも
前記熱可塑性樹脂製継手部材のフランジ部材に係合して
この熱可塑性樹脂製継手部材のフランジ部材と金属製継
手部材のフランジ部材とを密着状態に接続するようにな
された金属締着部材とからなり、前記金属締着部材に前
記通電ターミナルが通過し得る切り欠き部が設けられて
いることを特徴とする管の継手具。1. A fitting for connecting an end portion of a thermoplastic resin pipe and an end portion of a metal pipe, wherein a current-carrying terminal electrically conductive to a heating coil is connected to one end of the thermoplastic resin pipe. A thermoplastic resin joint member having a heating coil and a flange portion formed at the other end, and an end portion of the metal pipe connected to one end, and a flange portion formed at the other end The metal joint member and at least the flange member of the thermoplastic resin joint member are engaged to connect the flange member of the thermoplastic resin joint member and the flange member of the metal joint member in a close contact state. And a metal fastening member, wherein the metal fastening member is provided with a cutout portion through which the current-carrying terminal can pass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990024822U JPH0731027Y2 (en) | 1990-03-12 | 1990-03-12 | Pipe fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990024822U JPH0731027Y2 (en) | 1990-03-12 | 1990-03-12 | Pipe fittings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03115285U JPH03115285U (en) | 1991-11-28 |
| JPH0731027Y2 true JPH0731027Y2 (en) | 1995-07-19 |
Family
ID=31527769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990024822U Expired - Fee Related JPH0731027Y2 (en) | 1990-03-12 | 1990-03-12 | Pipe fittings |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0731027Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010106964A (en) * | 2008-10-30 | 2010-05-13 | Sekisui Chem Co Ltd | Joint for connecting different type pipes |
| JP2011163524A (en) * | 2010-02-15 | 2011-08-25 | Furukawa Electric Co Ltd:The | Pipe connecting structure and pipe connecting method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5419212A (en) * | 1977-07-14 | 1979-02-13 | Yamatoshi Shiyouji Kk | Pipe fitting |
| JPS5635598U (en) * | 1979-08-27 | 1981-04-06 |
-
1990
- 1990-03-12 JP JP1990024822U patent/JPH0731027Y2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010106964A (en) * | 2008-10-30 | 2010-05-13 | Sekisui Chem Co Ltd | Joint for connecting different type pipes |
| JP2011163524A (en) * | 2010-02-15 | 2011-08-25 | Furukawa Electric Co Ltd:The | Pipe connecting structure and pipe connecting method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03115285U (en) | 1991-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |