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JPS5417429A - Negative pressure control valve device - Google Patents

Negative pressure control valve device

Info

Publication number
JPS5417429A
JPS5417429A JP8177377A JP8177377A JPS5417429A JP S5417429 A JPS5417429 A JP S5417429A JP 8177377 A JP8177377 A JP 8177377A JP 8177377 A JP8177377 A JP 8177377A JP S5417429 A JPS5417429 A JP S5417429A
Authority
JP
Japan
Prior art keywords
control valve
valve device
negative pressure
pressure control
pressure
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
JP8177377A
Other languages
Japanese (ja)
Inventor
Kouichirou Kaji
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Priority to JP8177377A priority Critical patent/JPS5417429A/en
Publication of JPS5417429A publication Critical patent/JPS5417429A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

PURPOSE: To precisely control the operation of an operating machine, by making it possible to vary the set pressure of a negative pressure control valve device and by opening/closing the device by the difference between the set pressure and a reference pressure for engine.
COPYRIGHT: (C)1979,JPO&Japio
JP8177377A 1977-07-08 1977-07-08 Negative pressure control valve device Pending JPS5417429A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8177377A JPS5417429A (en) 1977-07-08 1977-07-08 Negative pressure control valve device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8177377A JPS5417429A (en) 1977-07-08 1977-07-08 Negative pressure control valve device

Publications (1)

Publication Number Publication Date
JPS5417429A true JPS5417429A (en) 1979-02-08

Family

ID=13755784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8177377A Pending JPS5417429A (en) 1977-07-08 1977-07-08 Negative pressure control valve device

Country Status (1)

Country Link
JP (1) JPS5417429A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4312311A (en) * 1979-05-02 1982-01-26 Nissan Motor Company, Limited Engine idling correction system for an automotive vehicle
WO1986000666A1 (en) * 1984-07-13 1986-01-30 Motorola, Inc. Engine control system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4312311A (en) * 1979-05-02 1982-01-26 Nissan Motor Company, Limited Engine idling correction system for an automotive vehicle
WO1986000666A1 (en) * 1984-07-13 1986-01-30 Motorola, Inc. Engine control system
JPS61502693A (en) * 1984-07-13 1986-11-20 モトロ−ラ・インコ−ポレ−テツド engine control system

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