JP4143061B2 - リリーフ弁構造 - Google Patents
リリーフ弁構造 Download PDFInfo
- Publication number
- JP4143061B2 JP4143061B2 JP2004312812A JP2004312812A JP4143061B2 JP 4143061 B2 JP4143061 B2 JP 4143061B2 JP 2004312812 A JP2004312812 A JP 2004312812A JP 2004312812 A JP2004312812 A JP 2004312812A JP 4143061 B2 JP4143061 B2 JP 4143061B2
- Authority
- JP
- Japan
- Prior art keywords
- relief
- valve
- opening
- small
- valve housing
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Safety Valves (AREA)
Description
10…リリーフ排出部、10a…小開口部、10b…大開口部、11…リリーフ弁。
Claims (3)
- リリーフ弁と、該リリーフ弁が摺動する弁通路を有する弁ハウジングと、該弁ハウジングの一端側に形成されるリリーフ流入部と、前記弁ハウジングの弁通路の略中間位置に形成され,且つ小開口部と大開口部とが連通して形成されたリリーフ排出部とからなり、前記大開口部が弁ハウジングの軸方向に直交する方向に適宜間隔をおいて前記弁ハウジングの幅方向両側箇所で該弁ハウジングの頂部側から底部箇所に向かって略長方形状に形成され、前記弁ハウジングの頂部側にある大開口部のリリーフ流入部寄り側に大開口部より小さく形成された小切欠状の小開口部が形成され、且つ、前記リリーフ排出部との間に弁通路の残存肉部を有し、該残存肉部の両側に小開口部を設けてなることを特徴としたリリーフ弁構造。
- 請求項1において、前記小開口部は、前記大開口部に対して窪み状としてなることを特徴としたリリーフ弁構造。
- 請求項1において、前記小開口部は、略円弧状に形成してなることを特徴としたリリーフ弁構造。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004312812A JP4143061B2 (ja) | 2000-03-03 | 2004-10-27 | リリーフ弁構造 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000059468 | 2000-03-03 | ||
JP2004312812A JP4143061B2 (ja) | 2000-03-03 | 2004-10-27 | リリーフ弁構造 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001040874A Division JP3643311B2 (ja) | 2000-03-03 | 2001-02-16 | リリーフ弁構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005098507A JP2005098507A (ja) | 2005-04-14 |
JP4143061B2 true JP4143061B2 (ja) | 2008-09-03 |
Family
ID=34466543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004312812A Expired - Lifetime JP4143061B2 (ja) | 2000-03-03 | 2004-10-27 | リリーフ弁構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4143061B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4888158B2 (ja) | 2007-02-28 | 2012-02-29 | 株式会社ジェイテクト | 電動ポンプユニット及び電動オイルポンプ |
JP5569296B2 (ja) * | 2010-09-24 | 2014-08-13 | アイシン・エィ・ダブリュ株式会社 | 油圧開放弁 |
JP5673029B2 (ja) * | 2010-11-29 | 2015-02-18 | スズキ株式会社 | オイルポンプのリリーフ構造 |
CN102691544B (zh) * | 2011-03-25 | 2014-03-19 | 北汽福田汽车股份有限公司 | 用于发动机的机油调压阀和具有它的汽车 |
JP5374550B2 (ja) * | 2011-07-12 | 2013-12-25 | 本田技研工業株式会社 | オイルポンプのリリーフ装置 |
-
2004
- 2004-10-27 JP JP2004312812A patent/JP4143061B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005098507A (ja) | 2005-04-14 |
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