JPS63187793U - - Google Patents
Info
- Publication number
- JPS63187793U JPS63187793U JP7822087U JP7822087U JPS63187793U JP S63187793 U JPS63187793 U JP S63187793U JP 7822087 U JP7822087 U JP 7822087U JP 7822087 U JP7822087 U JP 7822087U JP S63187793 U JPS63187793 U JP S63187793U
- Authority
- JP
- Japan
- Prior art keywords
- expansion pipe
- sliding surface
- bellows
- pipe joint
- inner cylinder
- 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.)
- Pending
Links
Landscapes
- Joints Allowing Movement (AREA)
Description
第１図ａは本考案の第１実施例を示す伸縮管継
手の半割断面図、第１図ｂは第１図ａの傾斜状態
を示す要部拡大図、第２図ａは従来例を示す伸縮
管継手の半割断面図、第２図ｂは第２図ａの内筒
の傾斜状態を示す要部拡大図、第３図ａは本考案
の第２実施例を示す伸縮管継手の半割断面図、第
３図ｂは第２図ａの内筒の傾斜状態を示す要部拡
大図、第４図ａ，ｂは滑動面の他の例を示す要部
拡大図である。
１ａ，１ｂ……フランジ、４……ベローズ、１
２……内筒、１４，１７，１８……滑動面。
FIG. 1a is a half-cut sectional view of an expansion pipe joint showing the first embodiment of the present invention, FIG. 1b is an enlarged view of the main part showing the inclined state of FIG. 1a, and FIG. FIG. 2b is an enlarged view of the main part showing the inclined state of the inner cylinder of FIG. 2a, and FIG. FIG. 3B is an enlarged view of the main part showing the inclined state of the inner cylinder of FIG. 2A, and FIGS. 4A and 4B are enlarged views of the main part showing other examples of the sliding surface. 1a, 1b...Flange, 4...Bellows, 1
2... Inner cylinder, 14, 17, 18... Sliding surface.
Claims (1)
各々に固着されたフランジと、前記ベローズ内に
挿入配置されるとともに一端部を一方のフランジ
に固着された内筒とよりなる伸縮管継手において
、前記内筒の他端部外面に滑動面を設けてなるこ
とを特徴とする伸縮管継手。 (2) 前記滑動面が内方に向つて傾斜するテーパ
ー面であることを特徴とする実用新案登録請求の
範囲第１項記載の伸縮管継手。 (3) 前記滑動面が内方に向つて湾曲するアール
面であることを特徴とする実用新案登録請求の範
囲の第１項記載の伸縮管継手。 (4) 前記滑動面が断面略半円形の突部外面であ
ることを特徴とする実用新案登録請求の範囲第１
項記載の伸縮管継手。[Claims for Utility Model Registration] (1) A telescoping bellows, a flange fixed to each end of the bellows, and an inner cylinder inserted into the bellows and having one end fixed to one flange. An expansion pipe joint comprising: a sliding surface provided on the outer surface of the other end of the inner cylinder. (2) The expansion pipe joint according to claim 1, wherein the sliding surface is a tapered surface that slopes inward. (3) The expansion pipe joint according to claim 1, wherein the sliding surface is an inwardly curved radius surface. (4) Utility model registration claim 1, characterized in that the sliding surface is an outer surface of a protrusion with a substantially semicircular cross section.
Expansion pipe joints described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7822087U JPS63187793U (en) | 1987-05-26 | 1987-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7822087U JPS63187793U (en) | 1987-05-26 | 1987-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63187793U true JPS63187793U (en) | 1988-12-01 |
Family
ID=30926961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7822087U Pending JPS63187793U (en) | 1987-05-26 | 1987-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63187793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101018885B1 (en) | 2010-10-29 | 2011-03-04 | 협성개발(주) | Apparatus for maintaining inside of common duct |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5572982A (en) * | 1978-11-22 | 1980-06-02 | Hitachi Ltd | Expansion joint |
-
1987
- 1987-05-26 JP JP7822087U patent/JPS63187793U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5572982A (en) * | 1978-11-22 | 1980-06-02 | Hitachi Ltd | Expansion joint |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101018885B1 (en) | 2010-10-29 | 2011-03-04 | 협성개발(주) | Apparatus for maintaining inside of common duct |
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