JPS6044240U

JPS6044240U - head drive mechanism

Info

Publication number: JPS6044240U
Application number: JP13355683U
Authority: JP
Inventors: 細野　俊郎
Original assignee: パイオニア株式会社
Priority date: 1983-08-31
Filing date: 1983-08-31
Publication date: 1985-03-28

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 the drawing]

第１図は従来のヘッド駆動機構の一例を示した平面図、
第２図は本考案のヘッド駆動機構の一実施例を示した平
面図、第３図は同じ（作動状態を示した平面図である。１・・・・・・シャーシ、３・・・・・・ヘッド板、３
ｄ・・・・・・取付片、３ｆ・・・・・・スリット、４
・・・・・・録再ヘッド、５・・・・・・消去ヘッド、
６・・・・・・作動板、６ｄ・・・・・・ガイドピン、
１０・・・・・・ピンチローラアーム、１２・・・・・
・ローラ圧接ばね、１２ａ・・・・・・巻状部、１３・
・・・・・ピンテローラ軸、１４・・・・・・キャプス
タン軸。FIG. 1 is a plan view showing an example of a conventional head drive mechanism;
Fig. 2 is a plan view showing one embodiment of the head drive mechanism of the present invention, and Fig. 3 is the same (plan view showing the operating state). 1... Chassis, 3...・Head board, 3
d...Mounting piece, 3f...Slit, 4
...Recording/playback head, 5...Erasing head,
6... Actuation plate, 6d... Guide pin,
10...Pinch roller arm, 12...
・Roller pressure contact spring, 12a... Winding portion, 13.
...Pinter roller shaft, 14...Capstan shaft.

Claims

[Scope of utility model registration request]

a pinch roller unit having a head plate equipped with a recording/reproducing head, an erasing head, etc., and a pinch roller that contacts a capstan shaft and cooperates to drive the tape at a constant speed; the pinch roller unit is attached to the capstan shaft; In a head mechanism comprising a roller pressure contact spring that presses the head plate, and an actuation plate that moves the head plate to a tape playback position, one end of the roller pressure contact spring is engaged with the head plate, and the other end is engaged with the pinch roller unit. A head drive mechanism characterized in that an intermediate portion of the roller pressure spring is engaged with a guide pin of the actuating plate.