JPS611738U - Vehicle vibration reduction device - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】 第１図ないし第４図は本考案の実施例で、第１図は加振
機の取付状態を模式的に示す車両の縦断面図、第２図は
車体振動低減装置のブロック図、第３図はその具体例の
回路図、第４図はリミツタの一例の回路図である。 図面中、２は加振機、Ｂは車体、Ｅはエンジン、′３は
加速度センサ、４は反転回路、５は増幅器、７はアクテ
ィブｄ−パ子フィルタ、１１はリミツタ回路である。[Brief Description of the Drawings] Figures 1 to 4 show embodiments of the present invention; Figure 1 is a vertical cross-sectional view of a vehicle schematically showing how the vibration exciter is installed; Figure 2 is a vehicle body vibration reduction FIG. 3 is a block diagram of the device, FIG. 3 is a circuit diagram of a specific example thereof, and FIG. 4 is a circuit diagram of an example of a limiter. In the drawing, 2 is an exciter, B is a vehicle body, E is an engine, 3 is an acceleration sensor, 4 is an inverting circuit, 5 is an amplifier, 7 is an active d-pak filter, and 11 is a limiter circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 車体に取付けられて振動を発生する加振機と、車体に取
付けられエンジンによる車体振動の加速度を検出する加
速度センサと、この加速度センサの出力を１８０゜反転
させ且つ増幅して上記加振機を駆動する反転増幅手段と
を有する車体振動低減装置。A vibrator is attached to the car body to generate vibrations, an acceleration sensor is attached to the car body to detect the acceleration of car body vibrations caused by the engine, and the output of this acceleration sensor is inverted by 180 degrees and amplified to generate the vibrator. A vehicle body vibration reduction device having a driving inverting amplifying means.