JPS59123760U - hydraulic check valve - Google Patents
hydraulic check valveInfo
- Publication number
- JPS59123760U JPS59123760U JP1729483U JP1729483U JPS59123760U JP S59123760 U JPS59123760 U JP S59123760U JP 1729483 U JP1729483 U JP 1729483U JP 1729483 U JP1729483 U JP 1729483U JP S59123760 U JPS59123760 U JP S59123760U
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- circular hole
- hydraulic check
- cylindrical member
- large circular
- 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
Landscapes
- Safety Valves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例を示した断面図、第２図は本考案の一実
施例を示した断面図、第３図は本考案の他の実施例を示
した断面図である。
１：ハウジング、２：小円孔、３：大円孔、４：弁座、
５ニスプリング、６：鋼球、７：プラグ、８：流出路、
９：シールパツキン、１０：円筒部材、１０ａ：円筒孔
、１２：流路、１４：切欠き、１５ニスプリング押え。FIG. 1 is a sectional view showing a conventional example, FIG. 2 is a sectional view showing one embodiment of the present invention, and FIG. 3 is a sectional view showing another embodiment of the present invention. 1: Housing, 2: Small circular hole, 3: Large circular hole, 4: Valve seat,
5 Spring, 6: Steel ball, 7: Plug, 8: Outflow path,
9: seal packing, 10: cylindrical member, 10a: cylindrical hole, 12: channel, 14: notch, 15 spring presser.
Claims (2)
内にスプリングにより小円孔開口部に形成した弁座に鋼
球を押圧した油圧チェック弁において、 前記大円孔に鋼球の動きを軸方向のみの動きに規制する
円筒部材を設け、該円筒部材の外側に流路を形成したこ
とを特徴とする油圧チェック弁。(1) A hydraulic check valve in which a flow path is formed by a small circular hole and a large circular hole, and a steel ball is pressed against a valve seat formed at the opening of the small circular hole by a spring in the large circular hole, the large circular hole. 1. A hydraulic check valve comprising: a cylindrical member for restricting movement of a steel ball only in the axial direction; and a flow path formed outside the cylindrical member.
新案登録請求の範囲第１項記載の油圧チェック弁。(2) The hydraulic check valve according to claim 1, wherein the cylindrical member is made of a lightweight material such as synthetic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1729483U JPS59123760U (en) | 1983-02-08 | 1983-02-08 | hydraulic check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1729483U JPS59123760U (en) | 1983-02-08 | 1983-02-08 | hydraulic check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59123760U true JPS59123760U (en) | 1984-08-20 |
Family
ID=30148522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1729483U Pending JPS59123760U (en) | 1983-02-08 | 1983-02-08 | hydraulic check valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59123760U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112550A (en) * | 2004-10-15 | 2006-04-27 | Ntn Corp | Chain tensioner |
| JP2007024071A (en) * | 2005-07-12 | 2007-02-01 | Advance Denki Kogyo Kk | Pressure control valve |
| JP2014214621A (en) * | 2013-04-23 | 2014-11-17 | 三菱電機株式会社 | Piston pump |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5031541U (en) * | 1973-07-17 | 1975-04-07 | ||
| JPS5749960B2 (en) * | 1975-09-22 | 1982-10-25 | ||
| JPS57200772A (en) * | 1981-06-05 | 1982-12-09 | Hitachi Ltd | Check valve |
-
1983
- 1983-02-08 JP JP1729483U patent/JPS59123760U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5031541U (en) * | 1973-07-17 | 1975-04-07 | ||
| JPS5749960B2 (en) * | 1975-09-22 | 1982-10-25 | ||
| JPS57200772A (en) * | 1981-06-05 | 1982-12-09 | Hitachi Ltd | Check valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006112550A (en) * | 2004-10-15 | 2006-04-27 | Ntn Corp | Chain tensioner |
| JP2007024071A (en) * | 2005-07-12 | 2007-02-01 | Advance Denki Kogyo Kk | Pressure control valve |
| JP2014214621A (en) * | 2013-04-23 | 2014-11-17 | 三菱電機株式会社 | Piston pump |
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