JPS5274718A - Negative pressure generator of internal combustion engine vehicle - Google Patents

Negative pressure generator of internal combustion engine vehicle

Info

Publication number
JPS5274718A
JPS5274718A JP50152154A JP15215475A JPS5274718A JP S5274718 A JPS5274718 A JP S5274718A JP 50152154 A JP50152154 A JP 50152154A JP 15215475 A JP15215475 A JP 15215475A JP S5274718 A JPS5274718 A JP S5274718A
Authority
JP
Japan
Prior art keywords
negative pressure
combustion engine
internal combustion
engine vehicle
pressure generator
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
Application number
JP50152154A
Other languages
Japanese (ja)
Inventor
Hiroshi Konishi
Mitsuyuki Horie
Tadahide Toda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP50152154A priority Critical patent/JPS5274718A/en
Priority to US05/688,536 priority patent/US4043123A/en
Publication of JPS5274718A publication Critical patent/JPS5274718A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Fluid-Driven Valves (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

PURPOSE: To assure a booster negative pressure at a time of a sudden deceleration by using an air pump feed valve which uses a booster negative pressure and an intake manifold negative pressure as an input signal at a negative pressure generator of an internal combustion engine vehicle.
COPYRIGHT: (C)1977,JPO&Japio
JP50152154A 1975-12-09 1975-12-19 Negative pressure generator of internal combustion engine vehicle Pending JPS5274718A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50152154A JPS5274718A (en) 1975-12-19 1975-12-19 Negative pressure generator of internal combustion engine vehicle
US05/688,536 US4043123A (en) 1975-12-09 1976-05-21 Negative pressure generating system for internal combustion engine powered vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50152154A JPS5274718A (en) 1975-12-19 1975-12-19 Negative pressure generator of internal combustion engine vehicle

Publications (1)

Publication Number Publication Date
JPS5274718A true JPS5274718A (en) 1977-06-23

Family

ID=15534195

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50152154A Pending JPS5274718A (en) 1975-12-09 1975-12-19 Negative pressure generator of internal combustion engine vehicle

Country Status (1)

Country Link
JP (1) JPS5274718A (en)

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