JPH0475907U

JPH0475907U -

Info

Publication number: JPH0475907U
Application number: JP11897290U
Authority: JP
Priority date: 1990-11-13
Filing date: 1990-11-13
Publication date: 1992-07-02

Description

[Brief explanation of the drawing]

図面は第１実施例を示し、第１図は上面および
左右側面の各パネルを取り除いた状態の傾斜角測
定器の斜視図、第２図は遮光板の正面図、第３図
は孔列を示す説明図、第４図は横軸に角度をとつ
て各光トランジスタの出力パルスを示した図であ
る。尚、図中、２０……ケース、Ａｐ，Ａ０〜Ａ７
……発光ダイオード（光学手段の投光素子）、Ｂ
ｐ，Ｂ０〜Ｂ７……光トランジスタ（光学手段の
受光素子）、２０……計測板、Ｄｐ，Ｄ０〜Ｄ７
……孔列。 The drawings show the first embodiment, in which Fig. 1 is a perspective view of the inclination angle measuring instrument with the top and left and right side panels removed, Fig. 2 is a front view of the light shielding plate, and Fig. 3 shows the hole rows. The explanatory diagram shown in FIG. 4 is a diagram showing the output pulses of each phototransistor with the angle plotted on the horizontal axis. In addition, in the figure, 20... Case, Ap, A0 to A7
...Light emitting diode (light emitting element of optical means), B
p, B0 to B7...Phototransistor (light receiving element of optical means), 20...Measuring plate, Dp, D0 to D7
...hole row.

Claims

[Scope of Claim for Utility Model Registration] 1. A measuring plate provided in a case so as to be able to rotate around an axis eccentric to the center of gravity, and 2. 1. A tilt angle measuring device comprising: a plurality of optical means for outputting value signals; and configured to detect a tilt angle of a case based on a binary code that is a combination of output signals from each optical means. 2. The optical means is a transmission type photoelectric sensor, and the measurement plate is formed with a row of holes for passing the light from the light emitting element of each photoelectric sensor depending on the inclination angle, and the output signal of the light receiving element of each photoelectric sensor is 2. The tilt angle measuring instrument according to claim 1, wherein the tilt angle of the case is detected based on a binary code that is a combination of the following. 3. The optical means is a reflective photoelectric sensor, and the measuring plate is formed with a row of reflective markers that reflect the light from the light emitting element of each photoelectric sensor according to the inclination angle, and the output of the light receiving element of each photoelectric sensor is 2. The tilt angle measuring device according to claim 1, wherein the tilt angle measuring device is configured to detect the tilt angle of the case based on a binary code that is a combination of signals.