JPH0349331U - - Google Patents
Info
- Publication number
- JPH0349331U JPH0349331U JP10949889U JP10949889U JPH0349331U JP H0349331 U JPH0349331 U JP H0349331U JP 10949889 U JP10949889 U JP 10949889U JP 10949889 U JP10949889 U JP 10949889U JP H0349331 U JPH0349331 U JP H0349331U
- Authority
- JP
- Japan
- Prior art keywords
- mechanical supercharger
- diesel engine
- negative pressure
- mechanical
- intake pipe
- 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.)
- Granted
Links
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は、本考案実施例の機械式過給機付デイ
ーゼルエンジン１０の低負荷時における説明図を
示す。第２図は、本考案実施例の機械式過給機付
デイーゼルエンジン１０の中高負荷時における説
明図を示す。
１０……機械式過給機付デイーゼルエンジン、
１１……デイーゼルエンジン、１２……吸気管、
１３……機械式過給機、１４……バイパス通路、
１９……負圧導入管接続部、２０……負圧導入管
、２１……負圧タンク、２２……ブレーキブース
タ、２３……逆止弁、２５……第１弁手段、２６
……第２弁手段、２８……アクセルペダル。
FIG. 1 shows an explanatory diagram of a diesel engine 10 with a mechanical supercharger according to an embodiment of the present invention at a low load. FIG. 2 shows an explanatory diagram of the diesel engine 10 with a mechanical supercharger according to the embodiment of the present invention at medium to high loads. 10... Diesel engine with mechanical supercharger,
11... Diesel engine, 12... Intake pipe,
13... Mechanical supercharger, 14... Bypass passage,
19... Negative pressure introduction pipe connection portion, 20... Negative pressure introduction pipe, 21... Negative pressure tank, 22... Brake booster, 23... Check valve, 25... First valve means, 26
...Second valve means, 28...Accelerator pedal.
Claims (1)
ジンの吸気管の途中に配設された機械式過給機と
、該吸気管に該機械式過給機と並列に配設された
バイパス通路とを有する機械式過給機付デイーゼ
ルエンジンにおいて、前記吸気管の前記機械式過
給機の上流側と負圧タンクとを接続する負圧導入
管と、該負圧導入管の途中に配設された逆止弁と
、前記吸気管の前記負圧導入管接続部よりも上流
側に配設された第１弁手段と、前記バイパス通路
の途中に配設された第２弁手段とを有する機械式
過給機付デイーゼルエンジン。 (2) 前記第１弁手段及び前記第２弁手段は、前
記機械式過給機付デイーゼルエンジンのアクセル
ベダルと連動していることを特徴とする、請求項
(1)記載の機械式過給機付デイーゼルエンジン。 (3) 前記機械式過給機は、前記機械式過給機付
デイーゼルエンジンの中高負荷時に運転されるこ
とを特徴とする、請求項(1)記載の機械式過給機
付デイーゼルエンジン。 (4) 前記機械式過給機は、前記負圧タンク内の
負圧が一定値以下になつた時に運転されることを
特徴とする、請求項(1)記載の機械式過給機付デ
イーゼルエンジン。 (5) 前記負圧タンクは、ブレーキブースタと接
続されることを特徴とする、請求項(1)記載の機
械式過給機付デイーゼルエンジン。[Scope of Claim for Utility Model Registration] (1) A diesel engine, a mechanical supercharger disposed in the middle of the intake pipe of the diesel engine, and a mechanical supercharger disposed in the intake pipe in parallel with the mechanical supercharger. In the diesel engine with a mechanical supercharger, the engine includes a negative pressure introduction pipe connecting the upstream side of the mechanical supercharger of the intake pipe and a negative pressure tank, and a negative pressure introduction pipe of the negative pressure introduction pipe. a check valve disposed midway; a first valve means disposed upstream of the negative pressure introduction pipe connection portion of the intake pipe; and a second valve disposed midway in the bypass passage. A diesel engine with a mechanical supercharger having means. (2) The first valve means and the second valve means are interlocked with an accelerator pedal of the mechanical supercharged diesel engine.
(1) Diesel engine with mechanical supercharger as described. (3) The diesel engine with a mechanical supercharger according to claim (1), wherein the mechanical supercharger is operated at medium to high loads of the diesel engine with a mechanical supercharger. (4) The diesel engine with a mechanical supercharger according to claim (1), wherein the mechanical supercharger is operated when the negative pressure in the negative pressure tank falls below a certain value. engine. (5) The diesel engine with a mechanical supercharger according to claim (1), wherein the negative pressure tank is connected to a brake booster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10949889U JPH0755297Y2 (en) | 1989-09-19 | 1989-09-19 | Diesel engine with mechanical supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10949889U JPH0755297Y2 (en) | 1989-09-19 | 1989-09-19 | Diesel engine with mechanical supercharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0349331U true JPH0349331U (en) | 1991-05-14 |
| JPH0755297Y2 JPH0755297Y2 (en) | 1995-12-20 |
Family
ID=31658092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10949889U Expired - Fee Related JPH0755297Y2 (en) | 1989-09-19 | 1989-09-19 | Diesel engine with mechanical supercharger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0755297Y2 (en) |
-
1989
- 1989-09-19 JP JP10949889U patent/JPH0755297Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0755297Y2 (en) | 1995-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |