JP2006322422A - 多気筒エンジン用吸気装置 - Google Patents
多気筒エンジン用吸気装置 Download PDFInfo
- Publication number
- JP2006322422A JP2006322422A JP2005147704A JP2005147704A JP2006322422A JP 2006322422 A JP2006322422 A JP 2006322422A JP 2005147704 A JP2005147704 A JP 2005147704A JP 2005147704 A JP2005147704 A JP 2005147704A JP 2006322422 A JP2006322422 A JP 2006322422A
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- JP
- Japan
- Prior art keywords
- bypass
- valve
- downstream
- passages
- intake
- 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.)
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Classifications
-
- 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
- F02M23/00—Apparatus for adding secondary air to fuel-air mixture
- F02M23/006—Valves specially shaped for supplying secondary air
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
【解決手段】バイパス上流通路12aの下流端と複数のバイパス下流通路12b1 ,12b2 の上流端との間を連通させると共に,その連通度合いを制御するバイパス制御弁10とを備える,多気筒エンジン用吸気装置において,バイパス制御弁10を,シリンダ状の弁室18と,この弁室18に摺動可能に嵌装されるピストン状の弁体26とで構成し,その弁室18の一端面にバイパス上流通路12aの下流端を開口させ,弁室18の側面に複数のバイパス下流通路12b1 ,12b2 の上流端を,弁室18の軸線Yを含む平面P1の一側方に片寄せして開口させ,これらバイパス下流通路12b1 ,12b2 の上流端を弁体26の摺動によって開閉するようにした。
【選択図】 図8
Description
1・・・・・スロットルボディ
21 ,22 ・・・吸気道
51 ,52 ・・・スロットル弁
10・・・・バイパス制御弁
121 ,122 ・・・バイパス
12a・・・バイパス上流通路
12b1 ,12b2 ・・・バイパス下流通路
18・・・・弁室
25・・・・アクチュエータ
26・・・・弁体
27,28・・・回り止め手段(キー溝,キー)
Claims (2)
- 多気筒エンジンの吸気ポートに連なる複数の吸気道(21 ,22 )と,これら吸気道(21 ,22 )を開閉する複数のスロットル弁(51 ,52 )と,上流端が大気に開口する共通のバイパス上流通路(12a)と,各下流端が対応するスロットル弁(51 ,52 )より下流側の吸気道(21 ,22 )に開口する複数のバイパス下流通路(12b1 ,12b2 )と,バイパス上流通路(12a)の下流端と複数のバイパス下流通路(12b1 ,12b2 )の上流端との間を連通させると共に,その連通度合いを制御するバイパス制御弁(10)とを備える,多気筒エンジン用吸気装置において,
バイパス制御弁(10)を,シリンダ状の弁室(18)と,この弁室(18)に摺動可能に嵌装されるピストン状の弁体(26)とで構成し,その弁室(18)の一端面にバイパス上流通路(12a)の下流端を開口させ,弁室(18)の側面に複数のバイパス下流通路(12b1 ,12b2 )の上流端を,弁室(18)の軸線(Y)を含む平面(P1)の一側方に片寄せして開口させ,これらバイパス下流通路(12b1 ,12b2 )の上流端を弁体(26)の摺動によって開閉することにより,バイパス上流通路(12a)及びバイパス下流通路(12b1 ,12b2 )間の連通度合いを制御することを特徴とする,多気筒エンジン用吸気装置。 - 請求項1記載の多気筒エンジン用吸気装置において,
弁体(26)の回転を阻止する回り止め手段(27,28)を,弁室(18)の軸線(Y)を含んで複数のバイパス下流通路(12b1 ,12b2 )の弁室(18)への開口部中央を通る第2の平面(P2)上に配置したことを特徴とする,多気筒エンジンの吸気装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005147704A JP4191703B2 (ja) | 2005-05-20 | 2005-05-20 | 多気筒エンジン用吸気装置 |
DE602006020433T DE602006020433D1 (de) | 2005-05-20 | 2006-05-22 | Lufteinlassvorrichtung für mehrzylindermotor |
PCT/JP2006/310108 WO2006123818A1 (ja) | 2005-05-20 | 2006-05-22 | 多気筒エンジン用吸気装置 |
EP06756414A EP1882847B1 (en) | 2005-05-20 | 2006-05-22 | Air intake device for multi-cylinder engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005147704A JP4191703B2 (ja) | 2005-05-20 | 2005-05-20 | 多気筒エンジン用吸気装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006322422A true JP2006322422A (ja) | 2006-11-30 |
JP4191703B2 JP4191703B2 (ja) | 2008-12-03 |
Family
ID=37431378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005147704A Active JP4191703B2 (ja) | 2005-05-20 | 2005-05-20 | 多気筒エンジン用吸気装置 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1882847B1 (ja) |
JP (1) | JP4191703B2 (ja) |
DE (1) | DE602006020433D1 (ja) |
WO (1) | WO2006123818A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014177901A (ja) * | 2013-03-14 | 2014-09-25 | Keihin Corp | スロットルボディのバイパス制御装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017041835A1 (en) | 2015-09-09 | 2017-03-16 | Volvo Truck Corporation | Valve arrangement |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8516945U1 (de) * | 1985-06-11 | 1986-07-17 | Merck Patent Gmbh, 6100 Darmstadt | Ventil für Chemikalienbehälter |
EP1296049B1 (en) * | 2000-06-19 | 2008-10-15 | Keihin Corporation | Bypass intake amount controller |
JP2002349396A (ja) * | 2001-05-29 | 2002-12-04 | Keihin Corp | バイパス吸気量制御装置 |
JP3954819B2 (ja) * | 2001-08-31 | 2007-08-08 | 株式会社ケーヒン | バイパス吸気量制御装置におけるシール構造 |
JP3925305B2 (ja) * | 2002-05-28 | 2007-06-06 | 株式会社ケーヒン | 内燃機関における吸気制御装置 |
-
2005
- 2005-05-20 JP JP2005147704A patent/JP4191703B2/ja active Active
-
2006
- 2006-05-22 EP EP06756414A patent/EP1882847B1/en not_active Expired - Fee Related
- 2006-05-22 WO PCT/JP2006/310108 patent/WO2006123818A1/ja active Application Filing
- 2006-05-22 DE DE602006020433T patent/DE602006020433D1/de active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014177901A (ja) * | 2013-03-14 | 2014-09-25 | Keihin Corp | スロットルボディのバイパス制御装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1882847A4 (en) | 2009-07-29 |
EP1882847A1 (en) | 2008-01-30 |
DE602006020433D1 (de) | 2011-04-14 |
WO2006123818A1 (ja) | 2006-11-23 |
EP1882847B1 (en) | 2011-03-02 |
JP4191703B2 (ja) | 2008-12-03 |
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