JPH0294976U - - Google Patents
Info
- Publication number
- JPH0294976U JPH0294976U JP370089U JP370089U JPH0294976U JP H0294976 U JPH0294976 U JP H0294976U JP 370089 U JP370089 U JP 370089U JP 370089 U JP370089 U JP 370089U JP H0294976 U JPH0294976 U JP H0294976U
- Authority
- JP
- Japan
- Prior art keywords
- camshaft
- valve seat
- cam
- discharge
- valve
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Multiple-Way Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Description
第1図は本考案の実施例の縦断側面図、第2図
は第1図のA―A断面図、第3図は第2図の動作
状態を示す図、第4図はカムシヤフトの平面図、
第5図Aはカムの正面図、Bは同側面図、第6図
は公知の切換弁の縦断側面図、第7図は第6図の
B―B断面図である。
25……供給弁座、27……排出弁座、28…
…弁体、31……カムシヤフト、31a……切欠
、34……ピン、35……カム、36……Oリン
グ、38……カム復帰ばね、P,A,R……ポー
ト。
Fig. 1 is a vertical sectional side view of an embodiment of the present invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1, Fig. 3 is a diagram showing the operating state of Fig. 2, and Fig. 4 is a plan view of the camshaft. ,
5A is a front view of the cam, B is a side view thereof, FIG. 6 is a vertical side view of a known switching valve, and FIG. 7 is a sectional view taken along line BB in FIG. 6. 25... Supply valve seat, 27... Discharge valve seat, 28...
... Valve body, 31 ... Camshaft, 31a ... Notch, 34 ... Pin, 35 ... Cam, 36 ... O-ring, 38 ... Cam return spring, P, A, R ... Port.
Claims (1)
ートと、これらのポートを連通させる通路中の供
給弁座及び排出弁座と、これらの弁座を開閉する
弁体と、回動可能なカムシヤフトと、該カムシヤ
フトの切欠に変位可能に装着したカムと、該カム
をカムシヤフトに向けて付勢するカム復帰ばねと
を備え、カムシヤフトの回動で変位するカムによ
り排出弁座を供給弁体から出没させて、弁体が供
給弁座と排出弁座を開閉する3方向切換弁におい
て、 上記カムに上記排出弁座を一体に形設するとと
もに、該排出弁座の外周をOリングでシールし、 上記カムシヤフトの切欠に、カムを変位させる
ためのピンを設けた、 ことを特徴とする3方向切換弁。[Claim for Utility Model Registration] An input port, an output port, and a discharge port for pressurized fluid, a supply valve seat and a discharge valve seat in a passage that communicates these ports, and a valve body that opens and closes these valve seats; The camshaft is equipped with a rotatable camshaft, a cam displaceably mounted in a notch of the camshaft, and a cam return spring that biases the cam toward the camshaft. In a three-way switching valve that protrudes and retracts from a supply valve body to open and close a supply valve seat and a discharge valve seat, the discharge valve seat is integrally formed with the cam, and the outer periphery of the discharge valve seat is A three-way switching valve, characterized in that the valve is sealed with a ring, and a pin for displacing the cam is provided in the notch of the camshaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989003700U JPH067228Y2 (en) | 1989-01-17 | 1989-01-17 | 3-way switching valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989003700U JPH067228Y2 (en) | 1989-01-17 | 1989-01-17 | 3-way switching valve |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0294976U true JPH0294976U (en) | 1990-07-27 |
JPH067228Y2 JPH067228Y2 (en) | 1994-02-23 |
Family
ID=31205567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989003700U Expired - Lifetime JPH067228Y2 (en) | 1989-01-17 | 1989-01-17 | 3-way switching valve |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH067228Y2 (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5341795U (en) * | 1976-09-16 | 1978-04-11 |
-
1989
- 1989-01-17 JP JP1989003700U patent/JPH067228Y2/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5341795U (en) * | 1976-09-16 | 1978-04-11 |
Also Published As
Publication number | Publication date |
---|---|
JPH067228Y2 (en) | 1994-02-23 |