JPS63140124U - - Google Patents

Info

Publication number
JPS63140124U
JPS63140124U JP3368387U JP3368387U JPS63140124U JP S63140124 U JPS63140124 U JP S63140124U JP 3368387 U JP3368387 U JP 3368387U JP 3368387 U JP3368387 U JP 3368387U JP S63140124 U JPS63140124 U JP S63140124U
Authority
JP
Japan
Prior art keywords
secondary air
cutoff valve
deceleration
fuel cut
cut means
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
JP3368387U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP3368387U priority Critical patent/JPS63140124U/ja
Publication of JPS63140124U publication Critical patent/JPS63140124U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案の実施例を示す図である。 １……内燃機関、３……吸気マニホールド、４
……気化器、５……スロツトル弁、８……排気マ
ニホールド、９……排気ガス浄化装置、１４……
燃料供給通路、１５……フユーエルカツト弁、１
８……二次空気供給通路、１９……逆止弁、２０
……二次空気遮断弁、２６……負圧伝達通路、２
８……電磁切換弁、１６……負圧センサー、１７
……スロツトルセンサー１７、３０……回転セン
サー、２９……制御回路。 The drawings are diagrams showing embodiments of the present invention. 1...Internal combustion engine, 3...Intake manifold, 4
... Carburetor, 5 ... Throttle valve, 8 ... Exhaust manifold, 9 ... Exhaust gas purification device, 14 ...
Fuel supply passage, 15...Fuel cut valve, 1
8... Secondary air supply passage, 19... Check valve, 20
...Secondary air cutoff valve, 26...Negative pressure transmission passage, 2
8...Solenoid switching valve, 16...Negative pressure sensor, 17
... Throttle sensor 17, 30 ... Rotation sensor, 29 ... Control circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 排気系に、二次空気遮断弁付き二次空気供給通
路を接続する一方、減速時に燃料の供給を停止す
るようにした減速フユーエルカツト手段を備えて
成る内燃機関において、前記二次空気供給通路に
おける二次空気遮断弁を、前記減速フユーエルカ
ツト手段に、当該減速フユーエルカツト手段によ
る燃料供給の停止の時期に二次空気遮断弁が閉作
動するように関連したことを特徴とする内燃機関
。 In an internal combustion engine, a secondary air supply passage with a secondary air cutoff valve is connected to the exhaust system, and a deceleration fuel cut means is configured to stop the supply of fuel during deceleration. An internal combustion engine characterized in that a secondary air cutoff valve is associated with the deceleration fuel cut means such that the secondary air cutoff valve closes when the fuel supply by the deceleration fuel cut means is stopped.
JP3368387U 1987-03-06 1987-03-06 Pending JPS63140124U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3368387U JPS63140124U (en) 1987-03-06 1987-03-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3368387U JPS63140124U (en) 1987-03-06 1987-03-06

Publications (1)

Publication Number Publication Date
JPS63140124U true JPS63140124U (en) 1988-09-14

Family

ID=30841520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3368387U Pending JPS63140124U (en) 1987-03-06 1987-03-06

Country Status (1)

Country Link
JP (1) JPS63140124U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003036065A1 (en) * 2001-10-19 2003-05-01 Yamaha Hatsudoki Kabushiki Kaisha Fuel cut control method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5246220A (en) * 1975-10-08 1977-04-12 Mitsubishi Motors Corp Secondary air control system
JPS5949329A (en) * 1982-09-13 1984-03-21 Japan Electronic Control Syst Co Ltd Electronically controlled fuel injector for internal- combustion engine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5246220A (en) * 1975-10-08 1977-04-12 Mitsubishi Motors Corp Secondary air control system
JPS5949329A (en) * 1982-09-13 1984-03-21 Japan Electronic Control Syst Co Ltd Electronically controlled fuel injector for internal- combustion engine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003036065A1 (en) * 2001-10-19 2003-05-01 Yamaha Hatsudoki Kabushiki Kaisha Fuel cut control method
JPWO2003036065A1 (en) * 2001-10-19 2005-02-10 ヤマハ発動機株式会社 Fuel cut control method
CN100436790C (en) * 2001-10-19 2008-11-26 雅马哈发动机株式会社 Fuel cut controll method

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