JPH01142303U

JPH01142303U -

Info

Publication number: JPH01142303U
Application number: JP3986688U
Authority: JP
Priority date: 1988-03-25
Filing date: 1988-03-25
Publication date: 1989-09-29

Description

[Brief explanation of the drawing]

第１図は本考案の概念を例示する基本的構成図
、第２図は本考案の一実施例であるエアサスペン
シヨンを用いた車両の車高調整装置のシステム構
成図、第３図は同実施例の電子制御装置の構成を
含む車両の車高調整装置のブロツク図、第４図、
第５図、第６図、第７図、第８図、第９図は、同
実施例の車高制御処理を示すフローチヤートであ
る。Ｍ１…車高検出手段、Ｍ２…車高制御手段、Ｍ
３…異常検出手段、Ｍ４…異常時制御手段、９…
圧縮空気給排気系、１１…電子制御装置（ＥＣＵ
）、１３ａ，１３ｂ，１３ｃ，１３ｄ…車高セン
サ、１９ａ，１９ｂ，１９ｃ，１９ｄ…エアサス
ペンシヨン、３８…ＣＰＵ。 Figure 1 is a basic configuration diagram illustrating the concept of the present invention, Figure 2 is a system configuration diagram of a vehicle height adjustment device using air suspension, which is an embodiment of the invention, and Figure 3 is the same. FIG. 4 is a block diagram of a vehicle height adjustment device including the configuration of an electronic control device according to an embodiment;
FIG. 5, FIG. 6, FIG. 7, FIG. 8, and FIG. 9 are flowcharts showing the vehicle height control process of the same embodiment. M1...vehicle height detection means, M2...vehicle height control means, M
3... Abnormality detection means, M4... Abnormality control means, 9...
Compressed air supply and exhaust system, 11...Electronic control unit (ECU)
), 13a, 13b, 13c, 13d...vehicle height sensor, 19a, 19b, 19c, 19d...air suspension, 38...CPU.

Claims

[Scope of Claim for Utility Model Registration] A vehicle height adjustment device comprising a vehicle height detection means and a vehicle height control means for adjusting and controlling the vehicle height based on the vehicle height detected by the vehicle height detection means. The vehicle height control means further includes abnormality detection means for detecting an abnormality in each of the vehicle height detection means, and the vehicle height control means controls the vehicle height detection means to detect an abnormality in the vehicle height detection means when the abnormality detection means detects an abnormality in the vehicle height detection means. 1. A vehicle height adjustment device comprising: abnormality control means for controlling the vehicle height of a wheel using a detection result of a vehicle height detection means of a wheel that is associated in advance with respect to the vehicle height of the wheel.