JPS5890511U

JPS5890511U - Charge removal device

Info

Publication number: JPS5890511U
Application number: JP18567181U
Authority: JP
Inventors: 有馬　済美
Original assignee: 日本コロムビア株式会社
Priority date: 1981-12-12
Filing date: 1981-12-12
Publication date: 1983-06-18

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図は従来の帯電除去装置の要部の断面図、第２図Ａ
、　Ｂは従来の他の例を示す帯電除去装置の側面図、正
面図、第３図及び第４図は本考案の帯電除去装置を付加
したピックアップカートリッジの側面図、第５図Ａ、　
Ｂ及び第６図は本考案の更に他の実施例を示す帯電除去
装置を付加したピックアップカートリッジで帯電除去装
置を可変出来るようにした側面図、第７図及び第８図は
アームとシェル間にブラシを介在させた本考案の斜視図
、第９図はアームにブラシを固定した本考案の斜視図、
第１０図はアームとシェル間に介在させたブラシ取付具
の先端を折り曲げて接触状態を調整する様にした帯電除
去装置の本考案の側面図、第１１図はカートリッジにブ
ラシを取り付ける方法を示す本考案の側面図である。図中、１はレコード盤、１３はカートリッジ、　　　−
１９はシェル、２１はアーム、１８．　２３．　２６゜
２７．３１は取付具、２８はブラシアームである。ｔｃ　　　１１８　　埼　　− 第、４図Ｊｆ＆（−８−Figure 1 is a sectional view of the main parts of a conventional charge removal device, Figure 2A
, B is a side view and front view of another conventional charge removing device, FIGS. 3 and 4 are side views of a pickup cartridge to which the charge removing device of the present invention is added, and FIG.
B and FIG. 6 are side views showing still another embodiment of the present invention, in which a pickup cartridge is equipped with a charge removing device and the charge removing device can be changed, and FIGS. FIG. 9 is a perspective view of the present invention with a brush interposed therebetween; FIG. 9 is a perspective view of the present invention with the brush fixed to the arm;
Fig. 10 is a side view of the present invention of a static charge removal device in which the contact state is adjusted by bending the tip of the brush attachment interposed between the arm and the shell, and Fig. 11 shows the method of attaching the brush to the cartridge. FIG. 3 is a side view of the present invention. In the figure, 1 is a record, 13 is a cartridge, -
19 is a shell, 21 is an arm, 18. 23. 26°27.31 is a fixture, and 28 is a brush arm. tc 118 Sai - No. 4, Figure Jf & (-8-

Claims

[Scope of utility model registration request]

(1) In a pickup device for reproducing signals recorded on a disc of a record disc, a charge removing means made of a conductive brush or the like is detachably attached to the pickup device, facing or in contact with the disc. A charge removing device characterized by:

(2) The charge removing device according to claim 1, wherein the charge removing means is removably pivoted to the cartridge of the pickup means.

(3) The charge removing device according to claim 1, wherein the charge removing means is removably pivoted to the shell of the pickup means.

(4) The charge removing device according to claim 1, wherein the charge removing means is removably pivoted to the tone arm of the pickup means.

(5) The charge removing device according to claim 1, wherein the charge removing means is interposed between the cartridge and the shell of the pickup means.

(6) Utility model registration claim 1 in which the charge removing means is interposed between the shell of the pickup means and the tone arm
Electrostatic charge removal device as described in section.

(7) The charge removal device according to claim 1, which uses a fibrous conductive brush as the charge removal means.

(8) The static charge removing device according to claim 1, which is a utility model and has a variable gap between the static charge removing means and the record surface.