JPH04503099A - 圧力弁 - Google Patents
圧力弁Info
- Publication number
- JPH04503099A JPH04503099A JP2514219A JP51421990A JPH04503099A JP H04503099 A JPH04503099 A JP H04503099A JP 2514219 A JP2514219 A JP 2514219A JP 51421990 A JP51421990 A JP 51421990A JP H04503099 A JPH04503099 A JP H04503099A
- Authority
- JP
- Japan
- Prior art keywords
- section
- pressure valve
- cross
- passage
- collar
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/462—Delivery valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/16—Controlling lubricant pressure or quantity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/04—Fuel-injection apparatus having means for avoiding effect of cavitation, e.g. erosion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7866—Plural seating
- Y10T137/7867—Sequential
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7929—Spring coaxial with valve
- Y10T137/7939—Head between spring and guide
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.燃料噴射ポンプにより燃料が供給される内燃機関における燃料噴射個所(8 )と燃料噴射ポンプのポンプ作業室との間に吐出導管(7,7′)に組込まれる 圧力弁であって、弁坐(19)を備えた弁坐体(14)を有し、該弁坐体(14 )が圧力弁(1)の閉鎖部材(21)が案内されている貫通通路(20)を有し 、閉鎖部材(21)がシール面(25)を有し、該シール面(25)で閉鎖部材 (21)が、圧力弁の閉鎖位置で貫通通路(20)に接続する弁坐(19)に、 閉鎖部材の、ポンプ作業室とは反対側にあるばね室(28)に定置に支えられた 押しばね(26)で圧着されており、閉鎖部材(21)が貫通通路(20)内で 緊密に摺動可能な吸い戻し鍔(35)を有し、閉鎖部材が閉鎖位置にある場合に は吸い戻し鍔(35)が貫通通路(20)内に侵入しかつ圧力弁が開く場合には ばね室側で吸い戻し鍔(35)が貫通通路(20)から侵出するようになってお り、貫通通路の直径に合わせられた制御鍔(36)を有する貫通部材を有し、制 御鍔(36)の外周に制御鍔(36)の全長に亙って延びる切欠き(38)があ り、該切欠きが貫通通路(20)の壁と貫通横断面を形成している形式のものに おいて、制御鍔(36)が吸い戻し鍔(135)に直接的に隣接して等しい角度 間隔で閉鎖部材の外周に分配された、同じ大きさの貫通横断面を有する複数の切 欠き(38)を有し、該切欠き(38)が閉鎖部材の、ポンプ作業側に接続され た全長に互って延び、貫通通路(20)をばね室側で制限する出口縁(22)と 一緒にポンプ作業室と吐出導管(7)との間の接続横断面を形成しており、戻し 力が貫通通路の横断面と総貫通横断面と共に、燃料吐出値の増大にともなって接 続横断面が押しばね(26)の力に抗する閉鎖部材(21)の移動により拡大さ れるように設定されており、接続横断面が常に総貫通横断面よりも小さいか又は それと同じ大きさに保たれることを特徴とする、圧力弁。 2.総貫通横断面(138)が吐出導管の横断面とほぼ同じ大きさを有している 、請求項1記載の圧力弁。 3.燃料噴射ポンプの最大吐出値で、制御鍔及び切欠き(138)の長さの1部 分が常に貫通通路(120)内に留まる、請求項1又は2記載の圧力弁。 4.閉鎖部材がばね室側のヘッド(124)を有し、該ヘッド(124)に有利 には円錐状に延びるシール面(25)が形成されており、該シール面が貫通通路 (120)のばね室側の出口に形成された対応する弁坐(19)に押しばね(2 6)で接触させることができるようになっており、閉鎖部材のシール面に続く、 貫通通路(120)内に侵入する部分に吸い戻し鍔(135)が形成されており 、吸い戻し鍔にポンプ作業室側で案内部分(131)が接続しており、該案内部 分(131)が貫通通路(120)の軸線方向に延びる、閉鎖部材(121)の 周面に形成された切欠き(138)より形成されて、その案内リプ(134)の 間に形成されている、請求項1から3までのいずれか1項記載の圧力弁。 5.切欠きが閉鎖部材の軸線に対して平行な研削部として構成されている、請求 項1から4までのいずれか1項記載の圧力弁。 6.切欠きの少なくとも1つがポンプ作業室の方向に増大する貫通横断面をもっ て構成されている、請求項1から4までのいずれか1項記載の圧力弁。 7.切欠きの少なくとも1つが段階的にポンプ作業室に向かって貫通横断面を増 大させて構成されている、請求項6記載の圧力弁。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3937708.3 | 1989-11-13 | ||
DE3937708A DE3937708A1 (de) | 1988-12-24 | 1989-11-13 | Druckventil |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04503099A true JPH04503099A (ja) | 1992-06-04 |
JP3251283B2 JP3251283B2 (ja) | 2002-01-28 |
Family
ID=6393424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51421990A Expired - Lifetime JP3251283B2 (ja) | 1989-11-13 | 1990-10-24 | 圧力弁 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5161572A (ja) |
EP (1) | EP0454799B1 (ja) |
JP (1) | JP3251283B2 (ja) |
KR (1) | KR0172130B1 (ja) |
BR (1) | BR9007008A (ja) |
DE (1) | DE59002856D1 (ja) |
ES (1) | ES2044614T3 (ja) |
WO (1) | WO1991007586A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL120532A (en) * | 1994-05-25 | 1999-04-11 | Plasson Maagan Michael Ind Ltd | Water pressure reducer particularly for use in water supply systems for poultry houses |
US5967181A (en) * | 1997-11-24 | 1999-10-19 | Ctb, Inc. | Pressure regulator for watering system |
JP3517369B2 (ja) * | 1998-09-18 | 2004-04-12 | 株式会社テージーケー | 過冷却度制御式膨張弁 |
DE19941688C2 (de) * | 1999-09-01 | 2001-08-09 | Siemens Ag | Einspritzeinrichtung für eine Brennkraftmaschine mit Direkteinspritzung |
IT248790Y1 (it) * | 1999-11-30 | 2003-02-20 | Elasis Sistema Ricerca Fiat | Valvola di mandata ad alta pressione per il combustibile di un motorea combustione interna. |
DE10201298B4 (de) | 2001-01-16 | 2007-08-23 | Denso Corp., Kariya | Kraftstoffdruckeinstellventil |
JP4329645B2 (ja) * | 2004-08-18 | 2009-09-09 | 株式会社豊田自動織機 | 逆止弁 |
US20100257916A1 (en) * | 2008-03-27 | 2010-10-14 | Ip Innovative Products, Llc | Accuracy enhancing valve assembly and related method of use |
US20090289207A1 (en) * | 2008-03-27 | 2009-11-26 | Fabian Mauricio Barreda | Airflow regulating valve assembly |
EP2253352A1 (en) * | 2009-05-21 | 2010-11-24 | Debiotech S.A. | Passive fluid flow regulator |
US8944098B1 (en) | 2011-06-03 | 2015-02-03 | Juan Carlos Bocos | Airflow restricting valve assembly |
KR102613628B1 (ko) * | 2019-03-29 | 2023-12-14 | 에이치엘만도 주식회사 | 브레이크 시스템의 체크 밸브 |
CA3227423A1 (en) * | 2021-07-29 | 2023-02-02 | Beaconmedaes Llc | High flow check valve for medical gas applications |
US11434900B1 (en) * | 2022-04-25 | 2022-09-06 | Vulcan Industrial Holdings, LLC | Spring controlling valve |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2234932A (en) * | 1937-11-20 | 1941-03-11 | Timken Roller Bearing Co | Fuel injection delivery valve |
FR877778A (fr) * | 1940-12-21 | 1942-12-16 | Hannoversche Maschb Ag Vormals | Soupape de refoulement destinée en particulier aux pompes d'injection de combustible des moteurs diesel |
US2706490A (en) * | 1950-01-18 | 1955-04-19 | Nordberg Manufacturing Co | Variable retraction valve |
US2792846A (en) * | 1950-01-18 | 1957-05-21 | Nordberg Manufacturing Co | Variable retraction valve |
US2804825A (en) * | 1950-11-17 | 1957-09-03 | British Internal Combust Eng | Delivery valves for fuel injection pumps |
US2922581A (en) * | 1954-06-14 | 1960-01-26 | Bendix Aviat Corp | Fuel injection apparatus |
GB789234A (en) * | 1954-06-14 | 1958-01-15 | Bendix Aviat Corp | Fuel injection apparatus |
DE1019128B (de) * | 1956-05-30 | 1957-11-07 | Bosch Gmbh Robert | Druckventil an Kraftstoffeinspritzpumpen fuer Brennkraftmaschinen |
DE2306270A1 (de) * | 1973-02-08 | 1974-08-29 | Duap Ag | Einspritz-system |
FR2296104A2 (fr) * | 1973-12-13 | 1976-07-23 | Sigma Diesel | Perfectionnements apportes aux dispositifs d'injection pour moteur a combustion interne |
JPS638854Y2 (ja) * | 1980-10-27 | 1988-03-16 | ||
IT1150318B (it) * | 1981-03-21 | 1986-12-10 | Bosch Gmbh Robert | Pompa di iniezione del carburante per motori endotermici |
DE3341575C2 (de) * | 1983-11-17 | 1996-06-05 | Bosch Gmbh Robert | Druckventil für Kraftstoffeinspritzpumpen |
DE3417210A1 (de) * | 1984-05-10 | 1985-11-14 | Robert Bosch Gmbh, 7000 Stuttgart | Druckventil |
DE3644595A1 (de) * | 1986-12-29 | 1988-07-07 | Bosch Gmbh Robert | Druckentlastungsventil fuer kraftstoffeinspritzpumpen |
DE3843819A1 (de) * | 1988-09-09 | 1990-03-22 | Bosch Gmbh Robert | Druckventil |
-
1990
- 1990-10-24 EP EP19900915292 patent/EP0454799B1/de not_active Expired - Lifetime
- 1990-10-24 US US07/679,032 patent/US5161572A/en not_active Expired - Lifetime
- 1990-10-24 BR BR9007008A patent/BR9007008A/pt not_active IP Right Cessation
- 1990-10-24 KR KR1019910700728A patent/KR0172130B1/ko not_active IP Right Cessation
- 1990-10-24 ES ES90915292T patent/ES2044614T3/es not_active Expired - Lifetime
- 1990-10-24 DE DE90915292T patent/DE59002856D1/de not_active Expired - Lifetime
- 1990-10-24 WO PCT/DE1990/000802 patent/WO1991007586A1/de active IP Right Grant
- 1990-10-24 JP JP51421990A patent/JP3251283B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR920701663A (ko) | 1992-08-12 |
DE59002856D1 (de) | 1993-10-28 |
EP0454799B1 (de) | 1993-09-22 |
BR9007008A (pt) | 1992-03-17 |
US5161572A (en) | 1992-11-10 |
WO1991007586A1 (de) | 1991-05-30 |
JP3251283B2 (ja) | 2002-01-28 |
ES2044614T3 (es) | 1994-01-01 |
EP0454799A1 (de) | 1991-11-06 |
KR0172130B1 (ko) | 1999-03-20 |
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