JPH02136891U - - Google Patents
Info
- Publication number
- JPH02136891U JPH02136891U JP4600089U JP4600089U JPH02136891U JP H02136891 U JPH02136891 U JP H02136891U JP 4600089 U JP4600089 U JP 4600089U JP 4600089 U JP4600089 U JP 4600089U JP H02136891 U JPH02136891 U JP H02136891U
- Authority
- JP
- Japan
- Prior art keywords
- coated
- joint body
- thread
- resin
- female
- 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
- 239000011347 resin Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 12
- 239000011247 coating layer Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 239000012790 adhesive layer Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 4
- 229910001018 Cast iron Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 1
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Description
第１図、第２図、第３図、第４図はそれぞれ本
考案の内外面樹脂被覆継手の第１、第２、第３、
第４実施例を示す縦断面図、第５図は水用電気絶
縁内面樹脂被覆継手の縦断面図、第６図は第５図
の螺合部拡大断面図、第７図は樹脂製の雌ねじを
有する水用電気絶縁内面樹脂被覆継手の縦断面図
である。
１……外側継手本体、２……内面樹脂被覆部、
３……内側継手本体、４……電気絶縁層、５……
接着剤層、６……環状リング、７……樹脂被覆層
。
1, 2, 3, and 4 respectively show the first, second, third,
A longitudinal cross-sectional view showing the fourth embodiment, Fig. 5 is a longitudinal cross-sectional view of a water electrical insulating inner surface resin-coated joint, Fig. 6 is an enlarged cross-sectional view of the threaded part of Fig. 5, and Fig. 7 is a female thread made of resin. FIG. 2 is a longitudinal cross-sectional view of a water electrically insulating inner surface resin-coated joint having the following features. 1... Outer joint body, 2... Inner resin coating part,
3... Inner joint body, 4... Electrical insulation layer, 5...
Adhesive layer, 6...Annular ring, 7...Resin coating layer.
Claims (1)
他端部に雌ねじを有する鋳鉄製の外側継手本体と
、 略円筒形状で外周面一端部に前記外側継手本体
の他端部雌ねじに螺合する雄ねじおよび該雄ねじ
側に略円筒形状軸心直角方向の側面を有し、外周
面他端部に管用ねじを有する前記外側継手本体と
異種金属製の内側継手本体と、 前記外側継手本体の一端の一端部管用雌ねじお
よび他端部雌ねじを除く内周面に樹脂被覆し、該
被覆部内周側が前記一端部の管用雌ねじ側に延出
する円筒部を有する内面樹脂被覆部と、 前記外側継手本体の他端部雌ねじ部分と前記内
側継手本体の一端部雄ねじ部分との少くとも何か
にコーテイングした電気絶縁層と、 この電気絶縁層をコーテイングしたねじと、該
ねじに螺合するねじとを接着する接着剤層と、 前記外側継手本体の他端部雌ねじ側の側端面と
前記内側継手本体の外周面の側面とで挟着される
環状リングと、 前記外側継手本体の外表面に被覆した樹脂被覆
層とからなることを特徴とする内外面樹脂被覆継
手。 (2) 特許請求の範囲第(1)項記載の内外面樹脂被
覆継手において、前記外側継手本体の外表面に被
覆された樹脂被覆層と前記環状リングとが一体で
あることを特徴とする内外面樹脂被覆継手。[Claims for Utility Model Registration] (1) Approximately cylindrical in shape with a female pipe thread at one end;
an outer joint body made of cast iron having a female thread at the other end; a male thread having a substantially cylindrical shape and screwed into the female thread at the other end of the outer peripheral surface at one end of the outer circumferential surface; the outer joint body having a pipe thread at the other end of the outer peripheral surface; an inner joint body made of different metals; and an inner periphery excluding the female pipe thread at one end and the female thread at the other end of one end of the outer joint body. an inner surface resin-coated part having a cylindrical part whose surface is coated with resin, and the inner peripheral side of the coated part extends toward the female pipe thread side of the one end; the female thread part of the other end of the outer joint body; and the one end of the inner joint body. an electrically insulating layer coated on at least something with the male threaded portion; an adhesive layer for adhering the screw coated with the electrically insulating layer and a screw threaded onto the screw; and the other end of the outer joint main body. An inner and outer resin coating comprising: an annular ring sandwiched between a side end surface on the female thread side and a side surface of the outer peripheral surface of the inner joint body; and a resin coating layer coated on the outer surface of the outer joint body. Fittings. (2) In the inner and outer resin-coated joint described in claim (1), the inner and outer joint bodies are characterized in that the resin coating layer coated on the outer surface of the outer joint body and the annular ring are integrated. External resin coated joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989046000U JPH074385Y2 (en) | 1989-04-19 | 1989-04-19 | Inner and outer surface resin coated joints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989046000U JPH074385Y2 (en) | 1989-04-19 | 1989-04-19 | Inner and outer surface resin coated joints |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02136891U true JPH02136891U (en) | 1990-11-15 |
| JPH074385Y2 JPH074385Y2 (en) | 1995-02-01 |
Family
ID=31560688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989046000U Expired - Lifetime JPH074385Y2 (en) | 1989-04-19 | 1989-04-19 | Inner and outer surface resin coated joints |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074385Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014504353A (en) * | 2010-08-13 | 2014-02-20 | ペターソン、バート | Weldless aluminum HVAC system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5194153B2 (en) * | 2011-08-10 | 2013-05-08 | Ｊｆｅ継手株式会社 | Pipe end anticorrosion joint and method for manufacturing the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6145191A (en) * | 1984-08-10 | 1986-03-05 | 日立金属株式会社 | Insulating coupling |
| JPS6175587U (en) * | 1984-10-25 | 1986-05-21 | ||
| JPS6377189U (en) * | 1986-11-10 | 1988-05-23 |
-
1989
- 1989-04-19 JP JP1989046000U patent/JPH074385Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6145191A (en) * | 1984-08-10 | 1986-03-05 | 日立金属株式会社 | Insulating coupling |
| JPS6175587U (en) * | 1984-10-25 | 1986-05-21 | ||
| JPS6377189U (en) * | 1986-11-10 | 1988-05-23 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014504353A (en) * | 2010-08-13 | 2014-02-20 | ペターソン、バート | Weldless aluminum HVAC system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074385Y2 (en) | 1995-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |