JPS5270218A - Negative pressure generator in internal-combustion engine vehicles - Google Patents

Negative pressure generator in internal-combustion engine vehicles

Info

Publication number
JPS5270218A
JPS5270218A JP50146702A JP14670275A JPS5270218A JP S5270218 A JPS5270218 A JP S5270218A JP 50146702 A JP50146702 A JP 50146702A JP 14670275 A JP14670275 A JP 14670275A JP S5270218 A JPS5270218 A JP S5270218A
Authority
JP
Japan
Prior art keywords
negative pressure
internal
combustion engine
pressure generator
engine vehicles
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
JP50146702A
Other languages
Japanese (ja)
Inventor
Hiroshi Konishi
Tadahide Toda
Mitsuyuki Horie
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 JP50146702A priority Critical patent/JPS5270218A/en
Priority to US05/688,536 priority patent/US4043123A/en
Publication of JPS5270218A publication Critical patent/JPS5270218A/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

  • Valves And Accessory Devices For Braking Systems (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

PURPOSE: To adapt an air pump to be used not only for a source of air pressure but also for a source of negative pressure in order to secure negative pressure for a brake booster even at a sudden speed reduction of the engine.
COPYRIGHT: (C)1977,JPO&Japio
JP50146702A 1975-12-09 1975-12-09 Negative pressure generator in internal-combustion engine vehicles Pending JPS5270218A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50146702A JPS5270218A (en) 1975-12-09 1975-12-09 Negative pressure generator in internal-combustion engine vehicles
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
JP50146702A JPS5270218A (en) 1975-12-09 1975-12-09 Negative pressure generator in internal-combustion engine vehicles

Publications (1)

Publication Number Publication Date
JPS5270218A true JPS5270218A (en) 1977-06-11

Family

ID=15413607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50146702A Pending JPS5270218A (en) 1975-12-09 1975-12-09 Negative pressure generator in internal-combustion engine vehicles

Country Status (1)

Country Link
JP (1) JPS5270218A (en)

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