JPH02114273U - - Google Patents
Info
- Publication number
- JPH02114273U JPH02114273U JP2316389U JP2316389U JPH02114273U JP H02114273 U JPH02114273 U JP H02114273U JP 2316389 U JP2316389 U JP 2316389U JP 2316389 U JP2316389 U JP 2316389U JP H02114273 U JPH02114273 U JP H02114273U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- shape memory
- memory alloy
- spring
- deformation force
- 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 4
- 239000012530 fluid Substances 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
Description
第１図は本考案の一実施例である制御弁を示す
断面図、第２図は第１図の制御弁を一部切欠して
示す底面図、第３図は本考案の一実施例である制
御弁の一部を示す断面図である。
１……形状記憶合金、２……主軸（主弁）、２
ａ……第１大径部、２ｂ……第２大径部、２ｃ…
…第３大径部、３……弁本体、４ａ……入力ポー
ト、４ｂ……出力ポート、４ｃ……排出ポート、
５……軸孔、５ａ，５ｂ……環状溝、６ａ，６ｂ
……シール部材、７ａ，７ｂ……シール部材、８
……ばね（復帰手段）、９……息抜きポート、１
０……支持部材、１１……締結手段、１２ａ，１
２ｂ……ピストン、１３，１４……作動用流体室
、１３ａ，１４ａ……左側流体室、１４ｂ……右
側流体室、１５……流路、１６……フラツパ、１
７……流路、１７ａ……弁座、１８……ばね、１
９……パイロツト室、２０……貫通孔、２１……
パイロツト流路、２１ａ……弁孔、２２……ばね
収容部、２３……可動部材、２３ａ……ばね受け
部、２４……ピン、ｌ，ｌ１……長さ。
Fig. 1 is a sectional view showing a control valve as an embodiment of the present invention, Fig. 2 is a bottom view with a part cut away of the control valve of Fig. 1, and Fig. 3 is an embodiment of the invention. FIG. 2 is a cross-sectional view of a portion of a control valve. 1... Shape memory alloy, 2... Main shaft (main valve), 2
a...first large diameter part, 2b...second large diameter part, 2c...
...Third large diameter part, 3... Valve body, 4a... Input port, 4b... Output port, 4c... Discharge port,
5...Shaft hole, 5a, 5b...Annular groove, 6a, 6b
... Seal member, 7a, 7b ... Seal member, 8
... Spring (returning means), 9 ... Breathing port, 1
0... Support member, 11... Fastening means, 12a, 1
2b... Piston, 13, 14... Working fluid chamber, 13a, 14a... Left side fluid chamber, 14b... Right side fluid chamber, 15... Channel, 16... Flutter, 1
7...Flow path, 17a...Valve seat, 18...Spring, 1
9...Pilot chamber, 20...Through hole, 21...
Pilot channel, 21a...valve hole, 22...spring accommodating part, 23...movable member, 23a...spring receiving part, 24...pin, l, l1 ...length.
Claims (1)
て主弁が直接的ないし間接的に作動されることを
特徴とする制御弁。 ２ 前記形状記憶合金がばねとして形成されてい
ることを特徴とする請求項１記載の制御弁。 ３ 前記形状記憶合金の変形力によつて作動され
た主弁を復帰させる復帰手段を備えていることを
特徴とする請求項１、または２記載の制御弁。[Claims for Utility Model Registration] 1. A control valve characterized in that the main valve is operated directly or indirectly by the deformation force of a shape memory alloy due to temperature changes. 2. Control valve according to claim 1, characterized in that the shape memory alloy is formed as a spring. 3. The control valve according to claim 1, further comprising a return means for returning the main valve operated by the deformation force of the shape memory alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2316389U JPH02114273U (en) | 1989-03-01 | 1989-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2316389U JPH02114273U (en) | 1989-03-01 | 1989-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02114273U true JPH02114273U (en) | 1990-09-12 |
Family
ID=31241928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2316389U Pending JPH02114273U (en) | 1989-03-01 | 1989-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02114273U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0635760U (en) * | 1992-10-17 | 1994-05-13 | 大明金属工業株式会社 | Automatic and semi-automatic switching valve with adiabatic shape memory alloy |
-
1989
- 1989-03-01 JP JP2316389U patent/JPH02114273U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0635760U (en) * | 1992-10-17 | 1994-05-13 | 大明金属工業株式会社 | Automatic and semi-automatic switching valve with adiabatic shape memory alloy |