JPH0427291U - - Google Patents
Info
- Publication number
- JPH0427291U JPH0427291U JP6787490U JP6787490U JPH0427291U JP H0427291 U JPH0427291 U JP H0427291U JP 6787490 U JP6787490 U JP 6787490U JP 6787490 U JP6787490 U JP 6787490U JP H0427291 U JPH0427291 U JP H0427291U
- Authority
- JP
- Japan
- Prior art keywords
- loops
- transformation temperature
- diameter
- exceeded
- predetermined diameter
- 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 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
Landscapes
- Joints That Cut Off Fluids, And Hose Joints (AREA)
Description
第１図は本考案に係る締付具を使用した継手と
パイプとの接続部分の断面図、第２図は本考案に
係る締付具の一実施例を示す平面図、第３図は第
２図の締付具を超弾性状態にして拡径させた状態
を示す平面図、第４図は第２図の要部拡大図、第
５図乃至第７図は本考案に係る締付具の他の実施
例を示す図である。
１……継手、２……パイプ、３，５〜７……締
付具。
Fig. 1 is a cross-sectional view of the connecting part between a joint and a pipe using the fastener according to the present invention, Fig. 2 is a plan view showing an embodiment of the fastener according to the present invention, and Fig. 3 is a A plan view showing the fastener shown in Fig. 2 in a superelastic state and enlarged in diameter, Fig. 4 is an enlarged view of the main part of Fig. 2, and Figs. 5 to 7 show the fastener according to the present invention. It is a figure which shows another Example of. 1... Fitting, 2... Pipe, 3, 5-7... Fastener.
Claims (1)
合金からなる線材を、前記変態温度を超えたとき
に所定径となる第１のループを少なくとも２巻し
て両端を固定し、且つこれらの第１のループの各
径を僅かに拡径させる余裕を持たせる小ループを
少なくとも一方の第１のループに少なくとも１つ
形成し、前記第１のループの各径を、前記変態温
度以下において前記所定径よりも拡径可能とし、
当該変態温度を超えたときに前記所定径に復帰さ
せるとを特徴とする締付具。 A wire made of a shape memory alloy that has superelasticity at or below the transformation temperature is wound with at least two first loops that have a predetermined diameter when the transformation temperature is exceeded, and both ends are fixed, and these first loops are At least one small loop is formed in at least one of the first loops to provide a margin for slightly expanding each diameter of Enables diameter expansion,
A fastener characterized in that it returns to the predetermined diameter when the transformation temperature is exceeded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6787490U JPH0427291U (en) | 1990-06-28 | 1990-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6787490U JPH0427291U (en) | 1990-06-28 | 1990-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0427291U true JPH0427291U (en) | 1992-03-04 |
Family
ID=31601839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6787490U Pending JPH0427291U (en) | 1990-06-28 | 1990-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0427291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061974U (en) * | 1992-06-16 | 1994-01-14 | 矢崎総業株式会社 | Pipe fitting |
-
1990
- 1990-06-28 JP JP6787490U patent/JPH0427291U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061974U (en) * | 1992-06-16 | 1994-01-14 | 矢崎総業株式会社 | Pipe fitting |