JPS58140533U

JPS58140533U - Tape recorder operating position detection device

Info

Publication number: JPS58140533U
Application number: JP3374282U
Authority: JP
Inventors: 上村　達雄
Original assignee: 三菱電機株式会社
Priority date: 1982-03-10
Filing date: 1982-03-10
Publication date: 1983-09-21

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

[Brief explanation of drawings]

第１図はこの考案の一実施例を示す停止状態の平面図、
第２図は同側面図、第３図は同要部のみを示す側面図、
第４図は同底面図、第５図Ａ、　Ｂ。ＣおよびＤとａ、　　ｂ、　　ｃおよびｄは位置検出ギ
ヤの停止、早送りまたは巻き戻し、一時停止および再生
（録音）状態をそれぞれ示す平面図と底面図、第６図ａ
、　　ｂおよびＣは位置検出ギヤの平面図、側面図およ
び底面図である。１・・・基体、７・・・ヘッド基板、２４・・・位置検
出ギヤ、２４ａ・・・カム部、２４ｂ・・・多極ディス
クマグネット、２４Ｃ・・・平面部、２６・・・ホール
素子、２７・・・ギヤ駆動電動機。なお、図中同一符号
は同一部分を示す。FIG. 1 is a plan view of an embodiment of this invention in a stopped state;
Figure 2 is a side view of the same, Figure 3 is a side view showing only the essential parts,
Figure 4 is a bottom view of the same, and Figures 5A and B. C, D, a, b, c and d are top and bottom views respectively showing the stop, fast forward or rewind, pause and playback (recording) states of the position detection gear, Figure 6a.
, b and C are a top view, a side view, and a bottom view of the position detection gear. DESCRIPTION OF SYMBOLS 1... Base body, 7... Head board, 24... Position detection gear, 24a... Cam part, 24b... Multipolar disk magnet, 24C... Plane part, 26... Hall element , 27... Gear drive electric motor. Note that the same reference numerals in the figures indicate the same parts.

Claims

[Scope of utility model registration request]

A tape recorder in which the head substrate is moved by an electric motor to switch the operation mode, comprising a position detection gear driven by the electric motor, and a cam portion for moving the head substrate formed on one surface of the position detection gear, A multipolar disc magnet is formed on the other surface of the position detection gear, and one or more Hall elements are installed facing the reflective part side of the position detection gear, and the multipolar disc magnet and Hall element An operating position detection device for a tape recorder, characterized in that it controls an electric motor.