JPS63198875U - - Google Patents
Info
- Publication number
- JPS63198875U JPS63198875U JP8903187U JP8903187U JPS63198875U JP S63198875 U JPS63198875 U JP S63198875U JP 8903187 U JP8903187 U JP 8903187U JP 8903187 U JP8903187 U JP 8903187U JP S63198875 U JPS63198875 U JP S63198875U
- Authority
- JP
- Japan
- Prior art keywords
- diameter portion
- small diameter
- area plate
- aperture
- aperture body
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Safety Valves (AREA)
Description
第１図は本考案に係る絞りの一実施例を示す断
面図、第２図は第１図−線断面図、第３図は
第１図−線断面図、第４図は本考案を備えた
バルブポジシヨナの一部破断正面図、第５図は差
圧と流量との関係を示す図、第６図は本考案の他
の実施例を示す要部断面図、第７図ａ，ｂはそれ
ぞれ絞りの従来例を示す断面図である。
１０……絞り、１１……絞り本体、１２……面積
板、１３Ａ，１３Ｂ……スプリング、１４……小
径部、１５，１６……溝。
Fig. 1 is a sectional view showing an embodiment of the aperture according to the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1, Fig. 3 is a sectional view taken along the line of Fig. FIG. 5 is a diagram showing the relationship between differential pressure and flow rate, FIG. 6 is a sectional view of main parts showing another embodiment of the present invention, and FIGS. 7 a and b are respectively FIG. 2 is a sectional view showing a conventional example of an aperture. 10... Diaphragm, 11... Diaphragm body, 12... Area plate, 13A, 13B... Spring, 14... Small diameter portion, 15, 16... Groove.
Claims (1)
小径部の両側には軸線方向に延在する溝が円周方
向に複数個形成された筒状の絞り本体と、前記小
径部より若干小さい直径を有して前記絞り本体内
に移動自在に配設された面積板と、同じく前記絞
り本体内に配設され前記面積板をその両側から同
じ力で保持し前記絞り本体内の内部中央に位置さ
せる一対のスプリングとを備えたことを特徴とす
る絞り。 A small diameter portion is provided at the center of the inner peripheral surface, and a cylindrical aperture body in which a plurality of grooves extending in the axial direction are formed in the circumferential direction on both sides of the small diameter portion, and a cylindrical aperture body that is slightly smaller than the small diameter portion. an area plate having a diameter and movably disposed within the aperture main body; and an area plate also disposed within the aperture body and holding the area plate from both sides with the same force so as to be held at the center inside the aperture body. A diaphragm characterized by comprising a pair of springs for positioning the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8903187U JPS63198875U (en) | 1987-06-11 | 1987-06-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8903187U JPS63198875U (en) | 1987-06-11 | 1987-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63198875U true JPS63198875U (en) | 1988-12-21 |
Family
ID=30947645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8903187U Pending JPS63198875U (en) | 1987-06-11 | 1987-06-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63198875U (en) |
-
1987
- 1987-06-11 JP JP8903187U patent/JPS63198875U/ja active Pending
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