JPH0336591U - - Google Patents
Info
- Publication number
- JPH0336591U JPH0336591U JP9763489U JP9763489U JPH0336591U JP H0336591 U JPH0336591 U JP H0336591U JP 9763489 U JP9763489 U JP 9763489U JP 9763489 U JP9763489 U JP 9763489U JP H0336591 U JPH0336591 U JP H0336591U
- Authority
- JP
- Japan
- Prior art keywords
- connecting member
- expands
- abutting part
- circumferential surface
- transformation temperature
- 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
- 230000009466 transformation Effects 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Description
第１図は本考案の第１実施例の管接続部材およ
びこれによつて接続される管の断面図である。第
２図は本考案の第１実施例の管接続部材によつて
管が接続された状態を示す断面図である。第３図
は本考案の第２実施例の管接続部材およびこれに
よつて接続される管の断面図である。第４図は従
来の管接続方法を示す断面図である。
１……管接続部材、１１，１３……両端部、１
２……中間部、２，３……管、２１，２３……突
き合わせ部、４，５，６……シール部材。
FIG. 1 is a sectional view of a pipe connecting member according to a first embodiment of the present invention and a pipe connected thereto. FIG. 2 is a sectional view showing a state in which pipes are connected by a pipe connecting member according to the first embodiment of the present invention. FIG. 3 is a sectional view of a pipe connecting member according to a second embodiment of the present invention and the pipes connected thereby. FIG. 4 is a sectional view showing a conventional pipe connection method. 1... Pipe connection member, 11, 13... Both ends, 1
2... Intermediate portion, 2, 3... Pipe, 21, 23... Butt portion, 4, 5, 6... Seal member.
Claims (1)
、その軸方向の少なくとも両端部は変態温度以上
に加熱すると半径方向に拡大するように形状が記
憶され、該両端部の各々は接続するべき管の各々
の突き合わせ部の内部に配設され変態温度以上に
加熱すると該突き合わせ部の内周面と嵌合する接
続部材本体と、 該接続部材本体の加熱すると半径方向に拡大す
る部分の外周面に配設された環状のシール部材と
、からなることを特徴とする管接続部材。[Claims for Utility Model Registration] Formed of a shape memory alloy having a cylindrical outer peripheral surface, at least both ends in the axial direction memorize the shape so that it expands in the radial direction when heated above the transformation temperature, Each of the connecting member bodies is disposed inside each abutting part of the pipes to be connected, and when heated to a transformation temperature or higher, the connecting member body fits into the inner circumferential surface of the abutting part; A pipe connecting member comprising: an annular sealing member disposed on the outer circumferential surface of a portion that expands to
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9763489U JPH0336591U (en) | 1989-08-22 | 1989-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9763489U JPH0336591U (en) | 1989-08-22 | 1989-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0336591U true JPH0336591U (en) | 1991-04-09 |
Family
ID=31646769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9763489U Pending JPH0336591U (en) | 1989-08-22 | 1989-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336591U (en) |
-
1989
- 1989-08-22 JP JP9763489U patent/JPH0336591U/ja active Pending