IT998632B - Valvola per i gas di scarico - Google Patents

Valvola per i gas di scarico

Info

Publication number
IT998632B
IT998632B IT7329118A IT2911873A IT998632B IT 998632 B IT998632 B IT 998632B IT 7329118 A IT7329118 A IT 7329118A IT 2911873 A IT2911873 A IT 2911873A IT 998632 B IT998632 B IT 998632B
Authority
IT
Italy
Prior art keywords
valve
exhaust gases
gases
exhaust
Prior art date
Application number
IT7329118A
Other languages
English (en)
Original Assignee
Nippon Denso Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Denso Co filed Critical Nippon Denso Co
Application granted granted Critical
Publication of IT998632B publication Critical patent/IT998632B/it

Links

Classifications

    • 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
    • F16K41/00—Spindle sealings
    • F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/55—Systems for actuating EGR valves using vacuum actuators
    • F02M26/58—Constructional details of the actuator; Mounting thereof
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • F02M26/67—Pintles; Spindles; Springs; Bearings; Sealings; Connections to actuators
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • F02M26/69—Lift valves, e.g. poppet valves having two or more valve-closing members
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/65—Constructional details of EGR valves
    • F02M26/74—Protection from damage, e.g. shielding means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Fluid-Driven Valves (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
IT7329118A 1972-09-26 1973-09-19 Valvola per i gas di scarico IT998632B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972111910U JPS5122990Y2 (it) 1972-09-26 1972-09-26

Publications (1)

Publication Number Publication Date
IT998632B true IT998632B (it) 1976-02-20

Family

ID=14573173

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7329118A IT998632B (it) 1972-09-26 1973-09-19 Valvola per i gas di scarico

Country Status (7)

Country Link
US (1) US3902696A (it)
JP (1) JPS5122990Y2 (it)
CA (1) CA988000A (it)
DE (1) DE2348488A1 (it)
FR (1) FR2203934B1 (it)
GB (1) GB1443795A (it)
IT (1) IT998632B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52102929A (en) * 1976-02-24 1977-08-29 Toyota Motor Corp Exhaust-gas-circulation control valve system for automobile
JPS5537801Y2 (it) * 1976-08-03 1980-09-04
GB8527146D0 (en) * 1985-11-04 1985-12-11 Normalair Garrett Ltd Fuel flow control valve
US4725040A (en) * 1986-02-28 1988-02-16 General Motors Corporation Exhaust gas recirculation valve assembly
DE3912350C1 (it) * 1989-04-14 1990-07-12 Durametallic Corp., Kalamazoo, Mich., Us, Niederlassung Durametallic Deutschland, 6072 Dreieich, De
FR2660016B1 (fr) * 1990-03-23 1994-08-05 Peugeot Dispositif de recirculation de gaz d'echappement d'un moteur a allumage par compression.
JP3216694B2 (ja) * 1996-01-26 2001-10-09 大豊工業株式会社 排気ガス再循環装置
US6062535A (en) * 1997-02-12 2000-05-16 Cummins Engine Company, Inc. Exhaust gas recirculation valve with variable flow area
CN101788069B (zh) * 2010-03-10 2012-01-25 何际跃 一种背压式水力水位控制阀
CN102080610B (zh) * 2011-03-08 2012-04-25 无锡隆盛科技有限公司 一种带密封性保护装置的egr阀
IT201700060646A1 (it) * 2017-06-01 2018-12-01 Ali Group Srl Carpigiani Valvola ad azionamento pneumatico per una macchina per la produzione di prodotti alimentari liquidi o semiliquidi e macchina comprendente detta valvola.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2925987A (en) * 1957-08-28 1960-02-23 Powers Regulator Co Diaphragm valve with yieldable connections between the diaphragm, stem, and valve hea
US2934307A (en) * 1957-12-11 1960-04-26 Walter P Henderson Valves
US3461913A (en) * 1966-08-31 1969-08-19 Dole Valve Co Car heater valve
US3672629A (en) * 1970-05-18 1972-06-27 Sorteberg Controls Corp Non-bleed pilot valve
US3762384A (en) * 1972-01-24 1973-10-02 Gen Motors Corp Exhaust gas recirculation valve

Also Published As

Publication number Publication date
FR2203934B1 (it) 1976-10-01
JPS4965817U (it) 1974-06-08
FR2203934A1 (it) 1974-05-17
CA988000A (en) 1976-04-27
JPS5122990Y2 (it) 1976-06-14
DE2348488A1 (de) 1974-04-18
GB1443795A (en) 1976-07-28
US3902696A (en) 1975-09-02

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