JPH0332279U - - Google Patents
Info
- Publication number
- JPH0332279U JPH0332279U JP9289589U JP9289589U JPH0332279U JP H0332279 U JPH0332279 U JP H0332279U JP 9289589 U JP9289589 U JP 9289589U JP 9289589 U JP9289589 U JP 9289589U JP H0332279 U JPH0332279 U JP H0332279U
- Authority
- JP
- Japan
- Prior art keywords
- pipe joint
- annular projection
- wedge
- respect
- peripheral surface
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Description
第１図は本考案の一実施例を被接続管に装着さ
れた状態で示す半面断面図、第２図は第１図の楔
状突起の拡大説明図、第３図は他の実施例を被接
続管に装着された状態で示す半面断面図、第４図
は従来の形状記憶合金管継手を使用状態で示す説
明図である。
１……継手本体、２……円弧部、３……断面楔
状の環状突起、５，６……先端平面環状突起。
Fig. 1 is a half sectional view showing one embodiment of the present invention installed on a pipe to be connected, Fig. 2 is an enlarged explanatory view of the wedge-shaped protrusion in Fig. 1, and Fig. 3 is a cross-sectional view of another embodiment of the invention. FIG. 4 is a half sectional view showing a state in which the pipe joint is attached to a connecting pipe, and FIG. 4 is an explanatory view showing a conventional shape memory alloy pipe joint in a used state. DESCRIPTION OF SYMBOLS 1... Joint body, 2... Circular arc part, 3... Annular protrusion with a wedge-shaped cross section, 5, 6... Flat annular protrusion at the tip.
Claims (1)
いて、継手本体の両端部内側周面に円弧部を形成
すると共に、内面に断面形状が不等辺楔状の環状
突起を軸方向中心に対し対称に少なくとも１個設
けたことを特徴とする管継手。 (2) 両端部内側周面に形成される円弧部を含む
先端部が平面になつている環状突起が形成されて
いる請求項１記載の管継手。 (3) 更に内面に、先端部が平面になつている環
状突起が、上記楔状環状突起の内側に位置して、
軸方向中心に対し対称に設けられている請求項２
記載の管継手。[Claims for Utility Model Registration] (1) In a cylindrical pipe joint made of a shape memory alloy, an arc portion is formed on the inner peripheral surface of both ends of the joint body, and an annular projection having a scalene wedge-shaped cross section on the inner surface. A pipe joint characterized in that at least one is provided symmetrically with respect to an axial center. (2) The pipe joint according to claim 1, wherein an annular protrusion including arcuate portions formed on the inner peripheral surface of both ends and having a flat tip end is formed. (3) Further, on the inner surface, an annular projection having a flat tip is located inside the wedge-shaped annular projection,
Claim 2 is provided symmetrically with respect to the center in the axial direction.
Pipe fittings listed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9289589U JPH0332279U (en) | 1989-08-09 | 1989-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9289589U JPH0332279U (en) | 1989-08-09 | 1989-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0332279U true JPH0332279U (en) | 1991-03-28 |
Family
ID=31642304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9289589U Pending JPH0332279U (en) | 1989-08-09 | 1989-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0332279U (en) |
-
1989
- 1989-08-09 JP JP9289589U patent/JPH0332279U/ja active Pending