JPS6432993U - - Google Patents
Info
- Publication number
- JPS6432993U JPS6432993U JP12832987U JP12832987U JPS6432993U JP S6432993 U JPS6432993 U JP S6432993U JP 12832987 U JP12832987 U JP 12832987U JP 12832987 U JP12832987 U JP 12832987U JP S6432993 U JPS6432993 U JP S6432993U
- Authority
- JP
- Japan
- Prior art keywords
- closing member
- pipe
- flanges
- stopper
- outer periphery
- 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
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Pipe Accessories (AREA)
Description
第１図は本考案に係る管の閉止栓の断面図、第
２図は本考案に係る管の閉止栓の第２実施例を示
した断面図、第３図及び第４図は従来の管の閉止
栓を示した断面図及び部分断面図である。
１０……管、１１，２１……管の閉止栓、１２
……閉止部材、１４……膨縮チユーブ、１８……
エア注入パイプ、２０……エア放出パイプ。
Fig. 1 is a cross-sectional view of a pipe stopper according to the present invention, Fig. 2 is a cross-sectional view showing a second embodiment of the pipe stopper according to the present invention, and Figs. 3 and 4 are cross-sectional views of a conventional pipe stopper. FIG. 2 is a cross-sectional view and a partial cross-sectional view showing a stopper. 10...Pipe, 11, 21...Pipe stopper, 12
... Closing member, 14 ... Expansion tube, 18 ...
Air injection pipe, 20...Air release pipe.
Claims (1)
部材と、 前記閉止部材の外周に設けられ、エアの注入に
よつて膨張されて閉止部材の外周面と管の内周面
とに密着してシールするリング状の膨縮チユーブ
と、から構成したことを特徴とした管の閉止栓。 (2) 前記閉止部材の両端に鍔を形成し、鍔間に
膨縮チユーブを配すると共に膨縮チユーブから抜
気されるエアの放出口を鍔間に設けたことを特徴
とした実用新案登録請求の範囲第１項記載の管の
閉止栓。[Claims for Utility Model Registration] (1) A closing member that is formed into a substantially cylindrical shape and is loosely inserted into a pipe; and a closing member that is provided on the outer periphery of the closing member and is inflated by the injection of air so that the outer periphery of the closing member is expanded. A stopper for a pipe characterized by comprising: a ring-shaped expansion/contraction tube that closely contacts and seals the surface and the inner peripheral surface of the pipe. (2) Registration of a utility model characterized in that flanges are formed at both ends of the closing member, an expansion tube is disposed between the flanges, and a discharge port for air released from the expansion tube is provided between the flanges. A stopper for a pipe according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12832987U JPS6432993U (en) | 1987-08-24 | 1987-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12832987U JPS6432993U (en) | 1987-08-24 | 1987-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6432993U true JPS6432993U (en) | 1989-03-01 |
Family
ID=31381567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12832987U Pending JPS6432993U (en) | 1987-08-24 | 1987-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6432993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01255794A (en) * | 1988-04-01 | 1989-10-12 | Daiki Kogyo Kk | Pipeline blocking device |
| JPH0385793U (en) * | 1989-12-14 | 1991-08-29 |
-
1987
- 1987-08-24 JP JP12832987U patent/JPS6432993U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01255794A (en) * | 1988-04-01 | 1989-10-12 | Daiki Kogyo Kk | Pipeline blocking device |
| JPH0385793U (en) * | 1989-12-14 | 1991-08-29 |
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