JPH0325685U - - Google Patents
Info
- Publication number
- JPH0325685U JPH0325685U JP8543989U JP8543989U JPH0325685U JP H0325685 U JPH0325685 U JP H0325685U JP 8543989 U JP8543989 U JP 8543989U JP 8543989 U JP8543989 U JP 8543989U JP H0325685 U JPH0325685 U JP H0325685U
- Authority
- JP
- Japan
- Prior art keywords
- negative pressure
- vacuum pump
- vehicle
- drive control
- control mechanism
- 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
Links
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Sewage (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Description
第１図及び第２図は本考案の一実施例を示し、
第１図は本考案の車両のバキユームポンプ駆動制
御機構の構成を示す概念的構成図、第２図は第１
図のコントローラの制御手順を示すフローチヤー
トである。
１……バキユームポンプ、２……エンジン、４
，５，６……ソレノイド弁、７……バキユームタ
ンク、８……コントローラ、１０……バイパス通
路、１１……アンローダ。
1 and 2 show an embodiment of the present invention,
Figure 1 is a conceptual configuration diagram showing the configuration of the vacuum pump drive control mechanism of the vehicle of the present invention, and Figure 2 is a conceptual diagram showing the configuration of the vacuum pump drive control mechanism of the vehicle of the present invention.
3 is a flowchart showing a control procedure of the controller shown in the figure. 1... Vacuum pump, 2... Engine, 4
, 5, 6... Solenoid valve, 7... Vacuum tank, 8... Controller, 10... Bypass passage, 11... Unloader.
Claims (1)
、発生した負圧をバキユームタンクを介して当該
負圧を消費する各装置に導入する車両のバキユー
ムポンプ駆動制御機構において、前記バキユーム
タンクの負圧が前記エンジンのアクセルオフ状態
に対応する所定領域にあるとき、前記各装置の少
なくとも１つが作動している場合にバキユームポ
ンプを駆動するよう制御したことを特徴とする車
両のバキユームポンプ駆動制御機構。 In a vehicle vacuum pump drive control mechanism that is driven by a vehicle engine to generate negative pressure and introduces the generated negative pressure to each device that consumes the negative pressure via a vacuum tank, A vacuum pump for a vehicle, characterized in that the vacuum pump is controlled to be driven when at least one of the devices is operating when negative pressure is in a predetermined region corresponding to an accelerator-off state of the engine. Drive control mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8543989U JPH0325685U (en) | 1989-07-20 | 1989-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8543989U JPH0325685U (en) | 1989-07-20 | 1989-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325685U true JPH0325685U (en) | 1991-03-15 |
Family
ID=31634580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8543989U Pending JPH0325685U (en) | 1989-07-20 | 1989-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325685U (en) |
-
1989
- 1989-07-20 JP JP8543989U patent/JPH0325685U/ja active Pending