JPS5949964U - Rotation speed detection 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】[Brief explanation of the drawing]

第１図は従来のこの種回転数検出装置か用いられている
駆動発電機を一部断面で示す側面図、第２図は第１図の
要部正面図、第３図は機関駆動発電機の運転の一態様を
示すブロックダイヤグラム、第４図〜第６図はいずれも
この考案の一実施例を示すもので、第４図は一部断面で
示す側面図、第５図は要部拡大側断面図、第６図は要部
拡大正面図である。　　゛ 図中、１は回転軸、２は回転子、３は固定子、５は励磁
機、６は回転整流器、１０はパルス検出器てあも。なお
図中同一符号は同−又は相当部分を示す。Figure 1 is a side view, partially in section, of a drive generator used in a conventional rotation speed detection device of this type, Figure 2 is a front view of the main parts of Figure 1, and Figure 3 is an engine drive generator. Figures 4 to 6 are block diagrams showing one mode of operation of the device, and Figures 4 to 6 all show an embodiment of this invention. Figure 4 is a side view partially sectional, and Figure 5 is an enlarged view of the main parts. The side sectional view and FIG. 6 are enlarged front views of main parts. In the figure, 1 is a rotating shaft, 2 is a rotor, 3 is a stator, 5 is an exciter, 6 is a rotating rectifier, and 10 is a pulse detector. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）回転軸に装架され一部に凹部または凸部が形成さ
れた回転整流器に対向して固定部に配置されこの回転整
流器と共働して発生するパルスを検出するパルス検出器
を備えた回転数検出装置。(1) A pulse detector is provided on a fixed part opposite to a rotating rectifier that is mounted on a rotating shaft and has a concave or convex part formed therein, and detects pulses generated in cooperation with the rotating rectifier. Rotational speed detection device. （２）回転整流器の整流器取付板に凹部または凸部が形
成されている実用新案登録請求の範囲第１項記載の回転
数検出装置。(2) The rotational speed detection device according to claim 1, wherein a concave portion or a convex portion is formed on the rectifier mounting plate of the rotary rectifier.