JPS61114305U

JPS61114305U -

Info

Publication number: JPS61114305U
Application number: JP19741384U
Authority: JP
Priority date: 1984-12-28
Filing date: 1984-12-28
Publication date: 1986-07-19

Description

[Brief explanation of the drawing]

第１図から第４図は本考案の一実施例を示す図
であり、第１図はその変位センサの正面断面図、
第２図はその自動車のブレーキ装置の概略構成図
、第３図はその変位センサを車体へ取り付けた状
態を示す図、第４図は第３図の矢視図である。８……変位センサ、１０……リーフスプリング
（他方の部材）、１２……シヤシ（一方の部材）
、２５……可動電極、２６……固定電極、２７…
…可変コンデンサ、３１……発振回路。 1 to 4 are diagrams showing one embodiment of the present invention, and FIG. 1 is a front sectional view of the displacement sensor;
FIG. 2 is a schematic diagram of the brake system of the automobile, FIG. 3 is a diagram showing the displacement sensor attached to the vehicle body, and FIG. 4 is a view taken in the direction of the arrows in FIG. 3. 8... Displacement sensor, 10... Leaf spring (other member), 12... Shaft (one member)
, 25...movable electrode, 26...fixed electrode, 27...
...Variable capacitor, 31...Oscillation circuit.

Claims

[Scope of utility model registration request]

A displacement sensor that detects relative displacement between two members includes a plurality of fixed electrodes, a plurality of movable electrodes that are rotatably arranged opposite to the fixed electrodes and constitute a variable capacitor together with the fixed electrodes, and a capacitance of the variable capacitor. an oscillation circuit whose oscillation frequency is variable by change, the fixed electrode is connected to one of the two members, the movable electrode is connected to the other of the two members, and the fixed electrode is connected to the other of the two members; A displacement sensor characterized in that a movable electrode and a fixed electrode rotate relative to each other due to relative displacement of the members, and the capacitance of the variable capacitor changes.