JP6482831B2 - 可変バルブが適用された可変吸気システム - Google Patents
可変バルブが適用された可変吸気システム Download PDFInfo
- Publication number
- JP6482831B2 JP6482831B2 JP2014233773A JP2014233773A JP6482831B2 JP 6482831 B2 JP6482831 B2 JP 6482831B2 JP 2014233773 A JP2014233773 A JP 2014233773A JP 2014233773 A JP2014233773 A JP 2014233773A JP 6482831 B2 JP6482831 B2 JP 6482831B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- flow path
- variable
- air
- intake system
- 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.)
- Active
Links
- 230000010349 pulsation Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Images
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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B27/00—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
- F02B27/02—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B27/00—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
- F02B27/02—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
- F02B27/0226—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the means generating the charging effect
- F02B27/0268—Valves
- F02B27/0273—Flap valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
- F02B31/04—Modifying induction systems for imparting a rotation to the charge in the cylinder by means within the induction channel, e.g. deflectors
- F02B31/06—Movable means, e.g. butterfly valves
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10078—Connections of intake systems to the engine
- F02M35/10085—Connections of intake systems to the engine having a connecting piece, e.g. a flange, between the engine and the air intake being foreseen with a throttle valve, fuel injector, mixture ducts or the like
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/104—Intake manifolds
-
- 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
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/20—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by separate actuating members
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86485—Line condition change responsive release of valve
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86815—Multiple inlet with single outlet
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Characterised By The Charging Evacuation (AREA)
- Exhaust Silencers (AREA)
Description
21:第1吸入口
22:第2吸入口
31:第1流路
32:第2流路
40:可変バルブ
41:バルブフラップ
42:バルブヒンジ
43:バルブスプリング
44:バルブストッパ
50:エアクリーナ
60:停止顎(stopping projection)
61:停止溝(stopping groove)
Claims (10)
- エンジンに吸入される空気を誘導するエアダクトと、開閉量が可変する可変バルブとを備えて吸入空気量を調節する可変吸気システムにおいて、
前記エアダクトは、外部に開口した第1吸入口および第2吸入口を含み、
前記エアダクトには、一端が前記第1吸入口に連結される第1流路と、一端が前記第2吸入口に連結される第2流路とが形成され、
前記第2流路は、前記第1流路の一部を共有し、
前記第1流路の他端と前記第2流路の他端は、同一の流出口を共有し、
前記第2流路の長さが前記第1流路の長さよりも長く、
前記可変バルブは、空気吸入量の変化に応じた前記エアダクト内の圧力変化によってその開放程度が変化し、
前記可変バルブは、前記第1流路の一端に装着され、前記第2流路と共有されない第1流路の一部を開閉するようになっており、
前記可変バルブが開放されると、前記第1吸入口および第2吸入口を介して流入した空気がすべてエンジンに供給され、前記可変バルブが閉鎖されると、前記第2吸入口を介して流入した空気のみがエンジンに供給されるようになっており、
前記可変バルブが閉鎖時、または前記可変バルブが開放時、気柱共鳴周波数を
ことを特徴とする、可変吸気システム。
ただし、前記第1流路の長さはL1、前記第2流路の長さはL1+L2、前記第1流路と共有されない前記第2流路の部分の長さはL2、前記第1流路の横断面の直径はD1、そして前記第1流路と共有されない前記第2流路の部分の横断面の直径はD2であり、前記可変バルブの閉鎖時には、前記気柱の長さはL1+L2、前記気柱の直径はD1とD2に関係した任意の値であり、前記可変バルブの開放時には、前記気柱の長さはL1、前記気柱の直径はD1であり、上記関係式による気柱共鳴周波数が2000〜5000RPM区間を外れるようにL1及びD1の値が定められる。 - 前記第1流路の横断面は、前記第1流路と共有されない前記第2流路の部分の横断面よりも広いことを特徴とする、請求項1に記載の可変吸気システム。
- 前記可変バルブは、前記第1流路の長さ方向に垂直な軸を基準として回転運動をし、選択的に前記第1流路の横断面とほぼ同一の形状を有するバルブフラップを含むことを特徴とする、請求項1に記載の可変吸気システム。
- 前記可変バルブは、
前記バルブフラップの回転運動の軸となるバルブヒンジと、
一端は前記バルブフラップによって支持され、他端は前記エアダクトによって支持されて、前記バルブヒンジを回転軸とする前記バルブフラップの回転運動に復元力を提供するバルブスプリングとをさらに含むことを特徴とする、請求項3に記載の可変吸気システム。 - 前記可変バルブは、前記可変バルブの前記第1流路の長さ方向断面上で、前記バルブヒンジから少なくとも左側端部及び右側端部のうちの一方に形成または装着されるバルブストッパをさらに含むことを特徴とする、請求項4に記載の可変吸気システム。
- 前記バルブヒンジは、前記第1流路の長さ方向断面上で上部に位置し、
前記バルブストッパは、前記バルブヒンジから近い前記バルブフラップの端部に装着される弾性体であることを特徴とする、請求項5に記載の可変吸気システム。 - 前記バルブフラップは、前記バルブフラップの前記第1流路の長さ方向断面上で、その下部がその上部と予め設定された角度をなすように折り曲がっている形状、または下部にいくほど緩やかに湾曲する形状を有して、前記バルブヒンジの中心と前記バルブフラップの上部とを結ぶ延長線に対して、前記バルブフラップの下端が前記バルブフラップの開放方向に離隔していることを特徴とする、請求項4に記載の可変吸気システム。
- 前記エアダクトの長さ方向断面の上部または下部には、前記バルブフラップの上端または下端が係止されて止まるように停止顎(stopping projection)または停止溝(stopping groove)が形成または装着されることを特徴とする、請求項3に記載の可変吸気システム。
- 前記第1吸入口は、複数個が形成され、これによって、前記第1流路が複数個が形成され、
少なくとも1つ以上の前記可変バルブが前記複数の第1流路の一端に選択的に装着されることを特徴とする、請求項1に記載の可変吸気システム。 - 前記エアダクトは、複数個が備えられることを特徴とする、請求項1に記載の可変吸気システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140059679A KR101575285B1 (ko) | 2014-05-19 | 2014-05-19 | 가변 밸브가 적용된 가변 흡기 시스템 |
KR10-2014-0059679 | 2014-05-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015218725A JP2015218725A (ja) | 2015-12-07 |
JP6482831B2 true JP6482831B2 (ja) | 2019-03-13 |
Family
ID=54361583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014233773A Active JP6482831B2 (ja) | 2014-05-19 | 2014-11-18 | 可変バルブが適用された可変吸気システム |
Country Status (5)
Country | Link |
---|---|
US (1) | US9644581B2 (ja) |
JP (1) | JP6482831B2 (ja) |
KR (1) | KR101575285B1 (ja) |
CN (1) | CN105089878B (ja) |
DE (1) | DE102014116926A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100774168B1 (ko) | 2005-11-16 | 2007-11-08 | 엘지전자 주식회사 | 타임 쉬프트 기능을 갖는 영상표시 장치 및 그 제어방법 |
KR101807016B1 (ko) | 2015-09-21 | 2017-12-08 | 현대자동차 주식회사 | 연속 가변 밸브 듀레이션 엔진의 밸브 타이밍 제어 시스템 및 방법 |
CN107542606B (zh) * | 2016-06-29 | 2020-01-14 | 长城汽车股份有限公司 | 进气结构及空气滤清器和车辆 |
CN109424479A (zh) * | 2017-08-31 | 2019-03-05 | 郑州宇通客车股份有限公司 | 发动机进气系统和车辆 |
US10465640B1 (en) * | 2017-10-31 | 2019-11-05 | Supertrap Industries, Inc | Active cold air intake system |
EP3760483B1 (en) | 2019-07-04 | 2022-02-23 | Carrier Corporation | Engine for a transport refrigeration unit with air management valve |
KR20210032673A (ko) * | 2019-09-17 | 2021-03-25 | 현대자동차주식회사 | 내연기관의 흡기 장치 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE877388C (de) * | 1951-09-28 | 1953-05-21 | Karl Dipl-Ing Spingler | Regelklappe |
JPS5783650A (en) * | 1980-11-12 | 1982-05-25 | Nissan Motor Co Ltd | Air-fuel ratio control device |
JP3362895B2 (ja) * | 1993-02-17 | 2003-01-07 | マツダ株式会社 | 車両のエンジンルーム配設構造 |
JPH0742637A (ja) * | 1993-07-28 | 1995-02-10 | Yamaha Motor Co Ltd | 4サイクルエンジンの吸気装置 |
JPH1182202A (ja) * | 1997-09-12 | 1999-03-26 | Toyoda Gosei Co Ltd | 吸気ダクト |
KR20000008943A (ko) * | 1998-07-13 | 2000-02-15 | 홍석기 | 내연기관의 흡기 인테크내 가변 흡기장치 |
JP2000064919A (ja) * | 1998-08-25 | 2000-03-03 | Denso Corp | 吸気装置 |
SE0000095L (sv) * | 2000-01-14 | 2001-07-15 | Electrolux Ab | Spjäll för reglering av tillsatsluft till tvåtakts förbränningsmotorer |
JP4519314B2 (ja) * | 2000-12-27 | 2010-08-04 | 株式会社マーレ フィルターシステムズ | 内燃機関の吸気ダクト構造 |
DE10245685B3 (de) * | 2002-09-30 | 2004-07-15 | Siemens Ag | Ansaugeinrichtung |
JP2007192094A (ja) * | 2006-01-18 | 2007-08-02 | Toyota Motor Corp | 内燃機関の吸気装置 |
JP4710661B2 (ja) * | 2006-03-10 | 2011-06-29 | 日産自動車株式会社 | 吸気制御弁の固着防止装置 |
WO2007132311A2 (en) * | 2006-05-09 | 2007-11-22 | Toyota Jidosha Kabushiki Kaisha | Intake control device for internal combustion engine |
JP4840248B2 (ja) * | 2006-05-09 | 2011-12-21 | トヨタ自動車株式会社 | 内燃機関の吸気制御装置 |
JP4601006B2 (ja) * | 2006-09-29 | 2010-12-22 | 本田技研工業株式会社 | エアクリーナ装置 |
JP4333747B2 (ja) * | 2007-01-29 | 2009-09-16 | トヨタ自動車株式会社 | 車両用内燃機関の吸気装置 |
JP2008223595A (ja) | 2007-03-13 | 2008-09-25 | Yamaha Motor Co Ltd | 車両 |
JP5348485B2 (ja) * | 2008-10-08 | 2013-11-20 | アイシン精機株式会社 | 内燃機関用吸気装置 |
JP5529478B2 (ja) * | 2009-09-29 | 2014-06-25 | 株式会社マーレ フィルターシステムズ | 内燃機関の可変吸気装置 |
JP5618536B2 (ja) * | 2009-12-29 | 2014-11-05 | 川崎重工業株式会社 | 乗り物 |
KR101089824B1 (ko) * | 2010-04-28 | 2011-12-08 | 주식회사 리한 | 차량용 가변 흡기시스템 |
US9032993B2 (en) * | 2012-06-14 | 2015-05-19 | Honeywell International Inc. | Handle mechanism for an HVAC damper actuator |
KR101486851B1 (ko) | 2012-11-08 | 2015-01-29 | 주식회사 메가젠임플란트 | 치과용 임플란트의 지대주 |
-
2014
- 2014-05-19 KR KR1020140059679A patent/KR101575285B1/ko active IP Right Grant
- 2014-10-17 US US14/517,367 patent/US9644581B2/en active Active
- 2014-11-07 CN CN201410641271.5A patent/CN105089878B/zh active Active
- 2014-11-18 JP JP2014233773A patent/JP6482831B2/ja active Active
- 2014-11-19 DE DE102014116926.3A patent/DE102014116926A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE102014116926A1 (de) | 2015-11-19 |
DE102014116926A8 (de) | 2016-02-18 |
US9644581B2 (en) | 2017-05-09 |
KR20150133336A (ko) | 2015-11-30 |
JP2015218725A (ja) | 2015-12-07 |
KR101575285B1 (ko) | 2015-12-22 |
CN105089878A (zh) | 2015-11-25 |
US20150330339A1 (en) | 2015-11-19 |
CN105089878B (zh) | 2019-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6482831B2 (ja) | 可変バルブが適用された可変吸気システム | |
US7967107B2 (en) | Muffler apparatus for vehicle | |
JP3621030B2 (ja) | 可変の減衰特性を有する消音器 | |
CN110388245A (zh) | 包括亥姆霍兹共振器的消声器及包括这种消声器的车辆 | |
CN205047275U (zh) | 一种汽车消声器 | |
WO2019058350A1 (en) | SILENCER FOR HEATING, VENTILATION AND AIR CONDITIONING SYSTEM | |
JPH1181978A (ja) | 消音器 | |
CN109236514A (zh) | 一种自适应进气消声器 | |
JPH1182202A (ja) | 吸気ダクト | |
KR102283769B1 (ko) | 차량용 배기장치 | |
CN206830264U (zh) | 用于车辆的消音器 | |
KR20140129290A (ko) | 배기가스 터보차저 | |
JP3258554B2 (ja) | 自動車用排気消音装置 | |
JPH0979023A (ja) | バルブ内蔵制御型排気マフラ | |
JP3028410U (ja) | エンジンの消音装置 | |
JPH0979032A (ja) | 制御型排気系システム | |
JPH08326546A (ja) | エンジンの吸気管長可変装置 | |
JP2021116737A (ja) | 吸気ダクト | |
JP2022104874A (ja) | 空力効果のある排気システムを備えた自動車 | |
JP5083013B2 (ja) | 吸気音調節装置 | |
JPH0754605Y2 (ja) | 消音器 | |
KR101189381B1 (ko) | 차량의 배기소음 저감장치 | |
JP6242088B2 (ja) | 車両用エンジンの吸気装置 | |
JP2022104873A (ja) | 内燃機関の排気システム | |
JP2005315147A (ja) | Pcvバルブシステム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RD03 | Notification of appointment of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7423 Effective date: 20161124 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20171016 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20180831 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20180829 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20181116 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20190118 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190213 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6482831 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |