JPS63167231U

JPS63167231U -

Info

Publication number: JPS63167231U
Application number: JP6181187U
Authority: JP
Priority date: 1987-04-22
Filing date: 1987-04-22
Publication date: 1988-10-31

Description

[Brief explanation of the drawing]

第１図はこの考案によるステアリングトルク検
出装置の一実施例の縦断面図、第２図は第１図の
プリント基板部の正面図、第３図は第１図のしゆ
う動子部の斜視図、第４図は第１図のブラシ部の
正面図である。１……入力軸、２……出力軸、３……トーシヨ
ンバー、１２……スリツプリング、１４……プリ
ント基板、１５……ポテンシヨメータ要素、１５
ａ……抵抗層、１５ｂ，１５ｃ……電極、１５ｄ
……出力電極、１６……しゆう動子、１９……ブ
ラシ装置、２０……ブラシホルダ、２１……ブラ
シ。なお、図中同一符号は同一又は相当部分を示
す。 Fig. 1 is a longitudinal sectional view of one embodiment of the steering torque detection device according to this invention, Fig. 2 is a front view of the printed circuit board part of Fig. 1, and Fig. 3 is a perspective view of the slider part of Fig. 1. FIG. 4 is a front view of the brush portion of FIG. 1. DESCRIPTION OF SYMBOLS 1... Input shaft, 2... Output shaft, 3... Torsion bar, 12... Slip ring, 14... Printed circuit board, 15... Potentiometer element, 15
a... Resistance layer, 15b, 15c... Electrode, 15d
...Output electrode, 16...Brush mover, 19...Brush device, 20...Brush holder, 21...Brush. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims

[Claims for Utility Model Registration] (1) An input shaft and an output shaft that are provided by dividing the steering shaft into two, a torsion bar that connects these input and output shafts, and a disk-shaped potentiometer. a resistive layer and output electrodes spaced apart in the radial direction on the resistive layer, and a printed circuit board mounted on either one of the input shaft and the output shaft; A plurality of slip rings attached to one shaft side and connected to electrodes at both ends of the resistance layer and the output electrode side, a plurality of brush devices for respectively contacting these slip rings and extracting detection signals, and the above-mentioned A steering torque detection device including a slider mounted on the other shaft side, radially spanning the resistance layer and the output electrode, and making contact with a small width in the circumferential direction. (2) The steering torque detection device according to claim 1 of the utility model registration claim, wherein the printed circuit board is provided with an amplifier circuit and an adjustment circuit on the output electrode side.