JPH01175958U - - Google Patents
Info
- Publication number
- JPH01175958U JPH01175958U JP12069288U JP12069288U JPH01175958U JP H01175958 U JPH01175958 U JP H01175958U JP 12069288 U JP12069288 U JP 12069288U JP 12069288 U JP12069288 U JP 12069288U JP H01175958 U JPH01175958 U JP H01175958U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- ring
- control valve
- hydraulic control
- shaft diameter
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Hydraulic Control Valves For Brake Systems (AREA)
- Safety Valves (AREA)
Description
第１図は制御プランジヤのＯリング装着部分を
取出して本考案の一実施例を示した説明図；第２
図は本考案のプランジヤストローク時の作用を示
した説明図；第３図は従来例を示した断面図；第
４図は従来の制御プランジヤのＯリング装着部分
を示した説明図である。
１：ハウジング、２：入口ポート、３：軸穴、
４：制御プランジヤ、４ａ，４ｂ：軸部、５：Ｏ
リング、６：出口ポート、７：内部流路、８：空
気室、９：プロポーシヨニングスプリング、１０
：弁座、１１：バルブスプリング、１２：ポペツ
ト弁体、１３：プラグ、１４：環状溝、１５ａ，
１５ｂ：エツジ。
Fig. 1 is an explanatory diagram showing one embodiment of the present invention with the O-ring attached part of the control plunger taken out; Fig. 2
The figure is an explanatory view showing the action of the plunger of the present invention during stroke; FIG. 3 is a sectional view showing a conventional example; FIG. 4 is an explanatory view showing an O-ring attachment part of a conventional control plunger. 1: Housing, 2: Inlet port, 3: Shaft hole,
4: Control plunger, 4a, 4b: Shaft, 5: O
Ring, 6: Outlet port, 7: Internal flow path, 8: Air chamber, 9: Proportioning spring, 10
: Valve seat, 11: Valve spring, 12: Poppet valve body, 13: Plug, 14: Annular groove, 15a,
15b: Edge.
Claims (1)
の一端をＯリングを装着した状態で摺動自在に嵌
め入れた構造の液圧制御弁に於いて、 前記制御プランジヤに前記Ｏリングを装着する
ために形成した環状溝の軸端側の軸径に対し内側
の軸径を僅かに小さくしたことを特徴とする液圧
制御弁。[Scope of Claim for Utility Model Registration] In a hydraulic control valve having a structure in which one end of a control plunger is slidably fitted into a shaft hole formed in a housing with an O-ring attached thereto, A hydraulic control valve characterized in that the inner shaft diameter of an annular groove formed for mounting an O-ring is slightly smaller than the shaft diameter on the shaft end side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12069288U JPH01175958U (en) | 1988-02-29 | 1988-09-14 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2648688 | 1988-02-29 | ||
| JP12069288U JPH01175958U (en) | 1988-02-29 | 1988-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01175958U true JPH01175958U (en) | 1989-12-14 |
Family
ID=31717572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12069288U Pending JPH01175958U (en) | 1988-02-29 | 1988-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01175958U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09268962A (en) * | 1996-03-29 | 1997-10-14 | Masami Kamiya | Pressure control valve |
| KR100358283B1 (en) * | 2000-12-29 | 2002-10-25 | 대우종합기계 주식회사 | Relief valve |
| KR100427229B1 (en) * | 1999-09-22 | 2004-04-14 | 주식회사 포스코 | A check valve of a large blower |
-
1988
- 1988-09-14 JP JP12069288U patent/JPH01175958U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09268962A (en) * | 1996-03-29 | 1997-10-14 | Masami Kamiya | Pressure control valve |
| KR100427229B1 (en) * | 1999-09-22 | 2004-04-14 | 주식회사 포스코 | A check valve of a large blower |
| KR100358283B1 (en) * | 2000-12-29 | 2002-10-25 | 대우종합기계 주식회사 | Relief valve |