JPH01146070U - - Google Patents
Info
- Publication number
- JPH01146070U JPH01146070U JP4184288U JP4184288U JPH01146070U JP H01146070 U JPH01146070 U JP H01146070U JP 4184288 U JP4184288 U JP 4184288U JP 4184288 U JP4184288 U JP 4184288U JP H01146070 U JPH01146070 U JP H01146070U
- Authority
- JP
- Japan
- Prior art keywords
- gap
- memory alloy
- shape memory
- areas
- fluid
- 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 7
- 239000012530 fluid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図および第２図は本考案の一実施例で、オ
ス、メスの一方を形状記憶合金にしたもので、第
１図は組立直後の状態、第２図は第１図の最終形
状を示す。第３図および第４図は本考案の第２実
施例でオス、メスの双方を形状記憶合金にしたも
ので、第３図は組立直後の状態、第４図は第３図
の最終形状を示す。第５図および第６図は従来の
ラビリンス・シールで、第５図は大型の場合、第
６図は小型の場合を示す。
１：オス側フイン（形状記憶合金）、２：メス
側フイン（非形状記憶合金）、３：オス側フイン
（形状記憶合金）、４：メス側フイン（形状記憶
合金）。
Figures 1 and 2 show an embodiment of the present invention, in which one of the male and female parts is made of shape memory alloy. Figure 1 shows the state immediately after assembly, and Figure 2 shows the final shape of Figure 1. show. Figures 3 and 4 show a second embodiment of the present invention in which both the male and female parts are made of shape memory alloy. Figure 3 shows the state immediately after assembly, and Figure 4 shows the final shape of Figure 3. show. 5 and 6 show conventional labyrinth seals, with FIG. 5 showing a large-sized case and FIG. 6 showing a small-sized case. 1: Male side fin (shape memory alloy), 2: Female side fin (non-shape memory alloy), 3: Male side fin (shape memory alloy), 4: Female side fin (shape memory alloy).
Claims (1)
れを少なくするために、該隙間を構成する材料の
一方、または、双方に形状記憶合金を用いること
を特徴とするラビリンス・シール。 A labyrinth seal characterized in that a shape memory alloy is used for one or both of the materials constituting the gap in order to reduce the flow of fluid in the gap between areas where there is a pressure difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4184288U JPH01146070U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4184288U JPH01146070U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01146070U true JPH01146070U (en) | 1989-10-06 |
Family
ID=31268269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4184288U Pending JPH01146070U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01146070U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220018444A1 (en) * | 2020-07-15 | 2022-01-20 | The Boeing Company | Labyrinth barrier with members constructed of a shape memory material |
| US11598419B2 (en) | 2020-07-15 | 2023-03-07 | The Boeing Company | Seal assembly with actuation members constructed of shape memory material |
| US11674599B2 (en) | 2020-07-15 | 2023-06-13 | The Boeing Company | Seal assembly including shape memory stiffening members |
-
1988
- 1988-03-31 JP JP4184288U patent/JPH01146070U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220018444A1 (en) * | 2020-07-15 | 2022-01-20 | The Boeing Company | Labyrinth barrier with members constructed of a shape memory material |
| US11592112B2 (en) * | 2020-07-15 | 2023-02-28 | The Boeing Company | Labyrinth barrier with members constructed of a shape memory material |
| US11598419B2 (en) | 2020-07-15 | 2023-03-07 | The Boeing Company | Seal assembly with actuation members constructed of shape memory material |
| US11674599B2 (en) | 2020-07-15 | 2023-06-13 | The Boeing Company | Seal assembly including shape memory stiffening members |
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