JPH01125521A - Supercharger - Google Patents

Supercharger

Info

Publication number
JPH01125521A
JPH01125521A JP28288287A JP28288287A JPH01125521A JP H01125521 A JPH01125521 A JP H01125521A JP 28288287 A JP28288287 A JP 28288287A JP 28288287 A JP28288287 A JP 28288287A JP H01125521 A JPH01125521 A JP H01125521A
Authority
JP
Japan
Prior art keywords
engine
supercharger
supercharging
rotation
supercharging 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
JP28288287A
Other languages
Japanese (ja)
Inventor
Masa Shigemori
茂森　政
Makoto Endo
真 遠藤
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.)
Hino Motors Ltd
Original Assignee
Hino Motors 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 Hino Motors Ltd filed Critical Hino Motors Ltd
Priority to JP28288287A priority Critical patent/JPH01125521A/en
Publication of JPH01125521A publication Critical patent/JPH01125521A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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

  • Supercharger (AREA)

Abstract

PURPOSE:To improve the efficiency of filling intake air by providing a synchronous transmitting device for transmitting the rotation of an engine to a supercharger so that the supercharging pressure of a supercharger is pulsated in synchronization with the opening and closing timing of an intake valve. CONSTITUTION:A Roots supercharger 14 interposed in an intake path 12 of a Diesel engine supplies pressurized intake air to a combustion chamber and is driven through a synchronous transmitting device comprising a belt 22 by the rotation of a crankshaft of an engine body 10. Then, in the practice of a 6-cylinder 2-cycle engine having about 180 deg. crank angle in opening period of intake valve of each cylinder for example, the pulley ratio of respective pulleys 16, 18 is set such that the pulsation cycle of supercharging pressure is 240 deg. crank angle. Also, the rotational angles of respective pulleys 16, 18 are set such that each peak of supercharging pressure pulsation coincides approximately with the timing of changing over the intake valve of a predetermined cylinder from opening to closing.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、スーパチャージャ（機械式過給機）を使用
するエンジンの吸入空気に係り、詳しくは過給圧の脈動
をエンジンの吸気弁の開閉タイミングに同期させる過給
装置に関するものである。[Detailed Description of the Invention] [Industrial Application Field] This invention relates to the intake air of an engine using a supercharger (mechanical supercharger), and more specifically, the invention relates to the intake air of an engine using a supercharger (mechanical supercharger). This invention relates to a supercharging device that is synchronized with opening/closing timing.

〔従来の技術〕[Conventional technology]

スーパチャージャの吐出圧は所定の周期で変動し、すな
わち脈動を含んでいる。The discharge pressure of the supercharger fluctuates at a predetermined period, that is, includes pulsations.

従来の過給装置では、スーパチャージャの過給圧の脈動
はエンジンの吸気弁の開閉タイミングに対して同期して
おらず１両者の相対位相はエンジン運転中、常に変化し
ている。In conventional supercharging devices, the pulsation of the supercharging pressure of the supercharger is not synchronized with the opening/closing timing of the intake valve of the engine, and the relative phase between the two constantly changes during engine operation.

〔発明が解決しようとする問題点〕[Problem that the invention seeks to solve]

したがって、エンジンの燃焼室への吸入空気の充填効率
を一層高めたり、あるいは、所定の運転条件下における
エンジンの吸気損失及び黒煙発生量の減少を図るには不
十分である。Therefore, it is insufficient to further increase the filling efficiency of intake air into the combustion chamber of the engine or to reduce the intake air loss and the amount of black smoke generated by the engine under predetermined operating conditions.

この発明の目的は、スーパチャージャを適切に運転して
燃焼室への吸入空気の充填効率の向上及びエンジンの吸
気損失や黒煙発生量の低減を図ることができる過給装置
を提供することである。An object of the present invention is to provide a supercharging device that can appropriately operate a supercharger to improve filling efficiency of intake air into a combustion chamber and reduce intake air loss and black smoke generation in an engine. be.

〔問題点を解決するための手段〕[Means for solving problems]

この発明では、過給圧のピークがエンジンの吸気弁の開
閉タイミングに対して一定の位相関係となれば、慣性過
給が利用され、又は、過給効果を下げ、これにより、燃
焼室への吸入空気の充填効率が向上し、又は吸入空気の
充填効率が減少することに着目する。In this invention, if the peak of supercharging pressure has a certain phase relationship with respect to the opening/closing timing of the engine's intake valve, inertial supercharging is used or the supercharging effect is lowered, thereby reducing the flow of energy into the combustion chamber. Attention is focused on the improvement in the filling efficiency of intake air or the decrease in the filling efficiency of intake air.

過給装置は、吸入空気を加圧してエンジンへ送るスーパ
チャージャと、このスーパチャージャの過給圧の脈動が
エンジンの吸気弁の開閉タイミングに同期するようにエ
ンジンの回転をスーパチャージャへ伝達する同期伝達装
置とを有してなる。A supercharging device consists of a supercharger that pressurizes intake air and sends it to the engine, and a synchronizer that transmits engine rotation to the supercharger so that the pulsation of the supercharging pressure of this supercharger is synchronized with the opening and closing timing of the engine's intake valve. and a transmission device.

また、過給装置は、吸入空気を加圧してエンジンへ送る
スーパチャージャと、このスーパチャージャの過給圧の
脈動がエンジンの吸気弁の開閉タイミングに同期するよ
うにエンジンの回転をスーパチャージャへ伝達しこの同
期の位相を変更可能である位相変更用伝達装置と、自動
車の運転パラメータに関係して位相変更用伝達装置にお
ける位相変更量を制御する制御装置とを有してなる。The supercharging device also includes a supercharger that pressurizes intake air and sends it to the engine, and a supercharger that transmits engine rotation to the supercharger so that the pulsation of boost pressure in the supercharger is synchronized with the opening and closing timing of the engine's intake valve. The present invention includes a phase change transmission device that can change the phase of the synchronization, and a control device that controls the amount of phase change in the phase change transmission device in relation to the driving parameters of the vehicle.

〔作用〕[Effect]

エンジンの回転は同期伝達装置又は位相変更用伝達装置
を介してスーパチャージャへ伝達され、スーパチャージ
ャはエンジンの回転に同期して駆動される。これにより
、スーパチャージャによる過給圧の脈動は、エンジンの
吸気弁の開閉タイミングに対して一定の位相関係をもつ
。The rotation of the engine is transmitted to the supercharger via a synchronous transmission device or a phase change transmission device, and the supercharger is driven in synchronization with the rotation of the engine. As a result, the pulsation of boost pressure caused by the supercharger has a constant phase relationship with respect to the opening/closing timing of the engine's intake valve.

エンジンの吸気弁が閉じる直前のタイミングに過給圧の
ピークが合えば、慣性過給が十分に利用され、エンジン
の燃焼室への吸入空気の充填量が増大する。If the peak of supercharging pressure coincides with the timing just before the engine intake valve closes, inertial supercharging will be fully utilized and the amount of intake air charged into the combustion chamber of the engine will increase.

これに対し、エンジンの吸気弁が閉じる直前のタイミン
グに過給圧のボトムが合い、かつピークが吸気行程中に
合えば、エンジンの吸気損失が減少するので、燃費が改
善される。On the other hand, if the bottom of the supercharging pressure occurs just before the engine intake valve closes, and the peak occurs during the intake stroke, the intake air loss of the engine is reduced, resulting in improved fuel efficiency.

〔実施例〕〔Example〕

以下、この発明を図面、の実施例について説明する。 Hereinafter, the present invention will be described with reference to the drawings.

第１図は第一の実施例の構成図であり、ディーゼルエン
ジン本体１０の燃焼室には、吸気通路１２が接続され、
吸気通路１２を介して吸入空気を導かれる。ルーツ式ス
ーパチャージャ１４は、吸気通路１２内に配設され、吸
入空気を加圧してディーゼルエンジン本体ＩＯの燃焼室
へ送る。ディーゼルエンジン本体ｌＯのクランク軸及び
ルーツ式スーパチャージャ１４の駆動軸にはそれぞれプ
ーリ１６．１８が固定され、ベルト２２は、プーリ１６
．１８．２０に掛けられ、ディーゼルエンジン本体１０
のクランク軸の回転をルーツ式スーパチャージャ１４の
駆動軸へ伝達する。FIG. 1 is a configuration diagram of a first embodiment, in which an intake passage 12 is connected to a combustion chamber of a diesel engine main body 10,
Intake air is guided through the intake passage 12. The Roots supercharger 14 is disposed within the intake passage 12, pressurizes intake air, and sends it to the combustion chamber of the diesel engine main body IO. Pulleys 16 and 18 are fixed to the crankshaft of the diesel engine main body lO and the drive shaft of the roots type supercharger 14, respectively, and the belt 22 is connected to the pulley 16.
．． 18. Hang on 20, diesel engine body 10
The rotation of the crankshaft is transmitted to the drive shaft of the Roots type supercharger 14.

第２図はスーパチャージャの他の例を示している。第２
図では第１図のルーツ式スーパチャージャ１４の代わり
にスクリュー式スーパチャージャ２４が設けられ、ベル
ト２２を介してプーリ１８へ伝達−された回転力により
駆動され、吸入空気を加圧して、ディーゼルエンジン本
体１０の燃焼室へ送る。この発明に適用されるスーパチ
ャージャは種類を問わず、また、スーパチャージャのた
めに過給圧は脈動する。FIG. 2 shows another example of a supercharger. Second
In the figure, a screw-type supercharger 24 is provided in place of the roots-type supercharger 14 in FIG. It is sent to the combustion chamber of the main body 10. Any type of supercharger can be applied to this invention, and the supercharging pressure pulsates because of the supercharger.

第３図は第１図の過給装置においてクランク角と過給圧
の脈動との関係を示している。ディーゼルエンジン本体
１０は６気筒２サイクルエンジンを想定しており、過給
圧の脈動の周期はクランク角で２４０°となるように、
プーリ１６．　ＩＩＳのプーリ比が設定されている。各
気筒の吸気弁の開き期間はクランク角で約１８０°であ
る。過給圧の脈動の各ピークは、所定の気筒の吸気弁が
開から閉へ切り替わるタイミングとほぼ一致するように
、プ−リ１６．１８の回転角が、すなわちクランク角に
対するルーツ式スーパチャージャ１４の回転の位相が設
定される。これにより、各燃焼室の吸気行程の後期が過
給圧の脈動のピークに合わさり、慣性過給の効果が十分
となり、燃焼室への吸入空気の充填効率が向上する。FIG. 3 shows the relationship between the crank angle and the pulsation of supercharging pressure in the supercharging device of FIG. 1. The diesel engine main body 10 is assumed to be a 6-cylinder 2-stroke engine, and the period of pulsation of supercharging pressure is set to 240° at the crank angle.
Pulley 16. IIS pulley ratio is set. The opening period of the intake valve of each cylinder is approximately 180° in terms of crank angle. The rotation angle of the pulley 16, 18 is adjusted so that each peak of the pulsation of the supercharging pressure almost coincides with the timing when the intake valve of a given cylinder switches from open to closed. The rotation phase of is set. As a result, the latter half of the intake stroke of each combustion chamber coincides with the peak of the pulsation of the supercharging pressure, the effect of inertial supercharging becomes sufficient, and the filling efficiency of intake air into the combustion chamber is improved.

第４図は第二の実施例の構成図である。ルーツ式スーパ
チャージャ１４の、ｙｊＡ動軸は位相変更用伝達装置１
ｉ２６を介してプーリ１８へ連結している。位相変更用
伝達装置２６は１例えば遊星歯車装置又はスパイラルス
プラインを含み、プーリ１８の回転をルーツ式スーパチ
ャージャ１４の駆動軸へ伝達するとともに、プーリ１８
の回転に対するルーツ式スーパチャージャ１４の駆動軸
の回転の位相差を変更する、位相変更用伝達装置２６が
スパイラルスプラインを含む場合には１位相変更用伝達
袋［２６の入力軸と出力軸との軸方内嵌含量が変化する
ことにより入力軸と出力軸との回転位相差が変化する。FIG. 4 is a block diagram of the second embodiment. The yjA moving shaft of the Roots type supercharger 14 is the phase change transmission device 1
It is connected to pulley 18 via i26. The phase change transmission device 26 includes, for example, a planetary gear set or a spiral spline, and transmits the rotation of the pulley 18 to the drive shaft of the Roots supercharger 14 .
When the phase change transmission device 26 that changes the phase difference between the rotation of the drive shaft of the Roots type supercharger 14 with respect to the rotation of As the axial fit content changes, the rotational phase difference between the input shaft and the output shaft changes.

制御装置２８は、マイクロコンピュータを含み、エンジ
ン回転数及びエンジン負荷等の自動車の運転パラメータ
に関係して位相変更用伝達装置２６における位相変更量
を制御する。The control device 28 includes a microcomputer and controls the amount of phase change in the phase change transmission device 26 in relation to vehicle operating parameters such as engine speed and engine load.

第５図は第４図の過給装置においてクランク角と過給圧
の脈動との関係を示している。Ａは第３図の実線と同じ
であり、Ａにおいて過給圧の脈動の各ピークは、所定の
気筒の吸気弁が開から閉へ切り替わるタイミングとほぼ
一致している。また。FIG. 5 shows the relationship between the crank angle and the pulsation of supercharging pressure in the supercharging device of FIG. 4. A is the same as the solid line in FIG. 3, and in A, each peak of the pulsation of the supercharging pressure almost coincides with the timing at which the intake valve of a predetermined cylinder switches from open to closed. Also.

ＢはＡに対して逆位相の関係になっており、Ｂにおいて
過給圧の脈動の各ボトムは、所定の気筒の吸気弁が開か
ら閉へ切り替わるタイミングとほぼ一致している。B has an opposite phase relationship with respect to A, and in B, each bottom of the pulsation of the supercharging pressure almost coincides with the timing at which the intake valve of a predetermined cylinder switches from open to closed.

高速走行時及びエンジンの晶負荷時のように、エンジン
に高出力が要求されるときは（この条件は制御装置２８
がその入力データに基づいて検出する。）、位相変更用
伝達装置２６は、制御装置２８がらの制御信号により、
第５図のＡの関係が得られるような位相変更量でプーリ
１８の回転をルーツ式スーパチャージャ１４の駆動軸へ
伝達する。これにより、各燃焼室の吸気行程の後期が過
給圧の脈動のピークに合わさり、燃焼室への吸入空気の
充填効率が向上し、エンジン出力が増大する。When high output is required from the engine, such as when driving at high speeds or when the engine is under load (this condition is determined by the control device 28
detects based on its input data. ), the phase change transmission device 26 is controlled by a control signal from the control device 28.
The rotation of the pulley 18 is transmitted to the drive shaft of the Roots type supercharger 14 with a phase change amount such that the relationship A in FIG. 5 is obtained. As a result, the latter half of the intake stroke of each combustion chamber coincides with the peak of the pulsation of the supercharging pressure, improving the filling efficiency of intake air into the combustion chamber and increasing engine output.

これに対し、低速走行時あるいはエンジンの低負荷時の
ように、大きなエンジン出力は不要で、燃費の良さが要
求される運転時では（この条件は制御装置２８がその入
力データに基づいて検出する。On the other hand, when driving at low speeds or when the engine is under low load, a large engine output is not required and good fuel efficiency is required (this condition is detected by the control device 28 based on the input data). .

）、位相変更用伝達装置１２６は、制御装置２８からの
制御信号により、第５図のＢの関係が得られるような位
相変更量でプーリ１８の回転をルーツ式スーパチャージ
ャ１４の駆動軸へ伝達する。これにより。), the phase change transmission device 126 transmits the rotation of the pulley 18 to the drive shaft of the Roots type supercharger 14 in accordance with the control signal from the control device 28 by a phase change amount such that the relationship B in FIG. do. Due to this.

各燃焼室の吸気行程の後期、が過給圧の脈動のボトムに
合わさり、また、ピークが吸気行程中に合ううので、エ
ンジンの吸気損失が減少し、その結果。The latter part of the intake stroke of each combustion chamber is matched with the bottom of the boost pressure pulsation, and the peak is also matched during the intake stroke, resulting in a reduction in engine intake air losses.

燃費が改善される。Fuel efficiency is improved.

〔発明の効果〕〔Effect of the invention〕

このように、この発明によれば、スーパチャージャによ
る過給圧の脈動がエンジンの吸気弁の開閉タイミングに
同期するように、エンジンの回転が同期伝達装置又は位
相変更用伝達装置を介してスーパチャージャへ伝達され
、慣性過給を十分に利用してエンジンの燃焼室内へ吸入
空気を充填したり、慣性過給の効果を少なくしてスーパ
チャージャの駆動仕事量を減少させる。この結果、エン
ジンの燃焼室への吸入空気の充填効率が向上し、また、
所定の条件におけるエンジンの吸気損失の低減により燃
費を改善することができる。As described above, according to the present invention, the rotation of the engine is transmitted to the supercharger via the synchronous transmission device or the phase change transmission device so that the pulsation of the supercharging pressure by the supercharger is synchronized with the opening/closing timing of the intake valve of the engine. The inertial supercharging is fully utilized to fill intake air into the combustion chamber of the engine, or the effect of the inertial supercharging is reduced to reduce the amount of work required to drive the supercharger. As a result, the filling efficiency of intake air into the combustion chamber of the engine is improved, and
Fuel efficiency can be improved by reducing engine intake loss under predetermined conditions.

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

第１図は第一の実施例の構成図、第２図はスーパチャー
ジャの他の例を示す図、第３図は第１図の過給装置にお
いてクランク角と過給圧の脈動との関係を示す図、第４
図は第二の実施例の構成図。 第５図は第４図の過給装置においてクランク角と過給圧
の脈動との関係を示す図である。 １０・・・ディーゼルエンジン本体、１４・・・ルーツ
式スーパチャージャ、１６，１８・・・プーリ（同期伝
達装置）、２２パ・・ベルト（同期伝達袋Ｗ１）、２４
・・・スクリュー式スーパチャージャ、２６・・・位相
変更用伝達装置、２Ｂ・・・制御装置。 特　許　出　願　人　［１野自動車工業株式会社第３図 クランク角 第４図 １゜Fig. 1 is a configuration diagram of the first embodiment, Fig. 2 is a diagram showing another example of the supercharger, and Fig. 3 is the relationship between crank angle and supercharging pressure pulsation in the supercharging device shown in Fig. 1. Figure 4 showing
The figure is a configuration diagram of the second embodiment. FIG. 5 is a diagram showing the relationship between the crank angle and the pulsation of supercharging pressure in the supercharging device of FIG. 4. DESCRIPTION OF SYMBOLS 10... Diesel engine main body, 14... Roots type supercharger, 16, 18... Pulley (synchronous transmission device), 22... Belt (synchronous transmission bag W1), 24
...Screw type supercharger, 26...Transmission device for phase change, 2B...Control device. Patent applicant [Ichino Jidosha Kogyo Co., Ltd. Figure 3 Crank angle Figure 4 1°

Claims (5)

【特許請求の範囲】[Claims] （１）吸入空気を加圧してエンジンへ送るスーパチャー
ジャと、このスーパチャージャの過給圧の脈動が前記エ
ンジンの吸気弁の開閉タイミングに同期するように前記
エンジンの回転を前記スーパチャージャへ伝達する同期
伝達装置とを有してなることを特徴とする過給装置。(1) A supercharger that pressurizes intake air and sends it to the engine, and transmits the rotation of the engine to the supercharger so that the pulsation of the supercharging pressure of this supercharger is synchronized with the opening/closing timing of the intake valve of the engine. A supercharging device comprising a synchronous transmission device. （２）前記同期伝達装置は、プーリ比を設定されている
エンジン側及びスーパチャージャ側のプーリと、前記エ
ンジン側プーリから前記スーパチャージャ側プーリへ回
転を伝達するベルトとを含むことを特徴とする特許請求
の範囲第１項記載の過給装置。(2) The synchronous transmission device is characterized in that it includes engine-side and supercharger-side pulleys with set pulley ratios, and a belt that transmits rotation from the engine-side pulley to the supercharger-side pulley. A supercharging device according to claim 1. （３）吸入空気を加圧してエンジンへ送るスーパチャー
ジャと、このスーパチャージャの過給圧の脈動が前記エ
ンジンの吸気弁の開閉タイミングに同期するように前記
エンジンの回転を前記スーパチャージャへ伝達しこの同
期の位相を変更可能である位相変更用伝達装置と、自動
車の運転パラメータに関係して前記位相変更用伝達装置
における位相変更量を制御する制御装置とを有してなる
ことを特徴とする過給装置。(3) A supercharger that pressurizes intake air and sends it to the engine; and a supercharger that transmits the rotation of the engine to the supercharger so that the pulsation of the supercharging pressure of this supercharger is synchronized with the opening and closing timing of the intake valve of the engine. The present invention is characterized by comprising a phase change transmission device that can change the phase of this synchronization, and a control device that controls the amount of phase change in the phase change transmission device in relation to the driving parameters of the vehicle. Supercharging device. （４）前記位相変更用伝達装置は遊星歯車装置又はスパ
イラルスプラインを含むことを特徴とする特許請求の範
囲第３項記載の過給装置。(4) The supercharging device according to claim 3, wherein the phase change transmission device includes a planetary gear device or a spiral spline. （５）前記自動車の運転パラメータがエンジン回転数及
びエンジン負荷であることを特徴とする特許請求の範囲
第４項記載の過給装置。(5) The supercharging device according to claim 4, wherein the operating parameters of the automobile are engine speed and engine load.
JP28288287A 1987-11-09 1987-11-09 Supercharger Pending JPH01125521A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP28288287A JPH01125521A (en) 1987-11-09 1987-11-09 Supercharger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28288287A JPH01125521A (en) 1987-11-09 1987-11-09 Supercharger

Publications (1)

Publication Number Publication Date
JPH01125521A true JPH01125521A (en) 1989-05-18

Family

ID=17658307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28288287A Pending JPH01125521A (en) 1987-11-09 1987-11-09 Supercharger

Country Status (1)

Country Link
JP (1) JPH01125521A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008041924A (en) * 2006-08-07 2008-02-21 Sumida Corporation Inductor, and its manufacturing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008041924A (en) * 2006-08-07 2008-02-21 Sumida Corporation Inductor, and its manufacturing method

Similar Documents

Publication Publication Date Title
EP0194503B1 (en) Intake system for internal combustion engines
EP1582716B1 (en) Continuously variable drive for superchargers
JPH10238354A (en) Hybrid supercharged engine
US4566422A (en) Fuel intake system for a supercharged engine
US4802452A (en) Engine intake system
JPS63111227A (en) Suction device for engine
US4667646A (en) Expansion compression system for efficient power output regulation of internal combustion engines
GB2143580A (en) Supercharging arrangement for multi-cylinder internal combustion engine
US4643156A (en) Internal combustion engine with a positive displacement supercharger mechanically driven from the engine crankshaft
JPH01125521A (en) Supercharger
JPS63179134A (en) Suction device for engine
US4630444A (en) Internal combustion engine with a combination exhaust and direct drive supercharger
JP2002213244A (en) Natural-intake internal combustion engine for vehicle
JPS63302129A (en) Supercharger device for reciprocating internal combustion engine particularly for automobile
US5261364A (en) Timing apparatus for two-stroke engines
JPH04166624A (en) Intake controller for automobile engine
JPS60190622A (en) Supercharging device for engine
JP2805527B2 (en) Positive displacement mechanical drive
JP2830679B2 (en) Engine with mechanical supercharger
JPS62225720A (en) Supercharger for engine
JPH09112288A (en) Vibration reducing structure of turbo compound engine
JPH02291426A (en) Suction control device of internal combustion engine
RU2117170C1 (en) Compression-ignition compound-turbine engine
JPH053718Y2 (en)
JPS6134319A (en) Intake device of direct injection type diesel engine with supercharger