JPS5830968U - Rotating actuator - Google Patents

Rotating actuator

Info

Publication number
JPS5830968U
JPS5830968U JP12375081U JP12375081U JPS5830968U JP S5830968 U JPS5830968 U JP S5830968U JP 12375081 U JP12375081 U JP 12375081U JP 12375081 U JP12375081 U JP 12375081U JP S5830968 U JPS5830968 U JP S5830968U
Authority
JP
Japan
Prior art keywords
rotary actuator
rotation axis
drive means
rotating actuator
showing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP12375081U
Other languages
Japanese (ja)
Other versions
JPS633026Y2 (en
Inventor
修 渡辺
Original Assignee
パイオニア株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP12375081U priority Critical patent/JPS5830968U/en
Publication of JPS5830968U publication Critical patent/JPS5830968U/en
Application granted granted Critical
Publication of JPS633026Y2 publication Critical patent/JPS633026Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Moving Of Heads (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

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) [Abstract] 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、従来の回動型アクチュエータを示す斜視図、
第２図は、その力の作用状態を示すベクトル図、第３図
は、本考案の第一実施例を示す斜視図、第４図は、その
力の作用状態を示すベクトル図、第５図は、本考案の第
２の実施例を示す平面図、第６図は、本考案の第３の実
施例を示す斜視図、第７図は、本考案の第４の実施例を
示す斜視図、第８図は、本考案の第５の実施例を示す斜
視図、第９図は、本考案の第６の実施例を示す斜視図、
第１０図は、本考案と従来のアクチュエータとの比較を
示す図表である。 １・・・・・・回転軸、２．２’、８・・・・・・アー
ム、３・・・・・・光学系、４・・・・・・フォーカス
アクチュエータ、５・・・・・・駆動装置、６．６′・
・・・・・コイル、７．７′・・・・・・磁気回路。FIG. 1 is a perspective view showing a conventional rotary actuator;
Fig. 2 is a vector diagram showing the state of action of the force, Fig. 3 is a perspective view showing the first embodiment of the present invention, Fig. 4 is a vector diagram showing the state of action of the force, and Fig. 5 6 is a plan view showing the second embodiment of the invention, FIG. 6 is a perspective view showing the third embodiment of the invention, and FIG. 7 is a perspective view showing the fourth embodiment of the invention. , FIG. 8 is a perspective view showing a fifth embodiment of the present invention, FIG. 9 is a perspective view showing a sixth embodiment of the present invention,
FIG. 10 is a chart showing a comparison between the present invention and a conventional actuator. 1...Rotation axis, 2.2', 8...Arm, 3...Optical system, 4...Focus actuator, 5...・Drive device, 6.6′・
... Coil, 7.7' ... Magnetic circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] デオスグに記録された信号を再生するピックアップを、
回転軸を中心として該ディスクのトラッキング方向又は
ラジアル方向に駆動する回動型アクチュエータにおいて
、コイルと磁気回路とからなる駆動手段を少な（とも２
組備え、それぞれの駆動手段により発生する該回転軸を
中心とする回転モーメントが相等しくなるように構成し
たことを特徴とする回動型アクチュエータ。A pickup that plays back the signal recorded on the deosug,
In a rotary actuator that drives the disk in the tracking direction or radial direction around the rotation axis, the drive means consisting of a coil and a magnetic circuit is small (both
1. A rotary actuator characterized in that the rotary actuator is configured such that the rotation moments about the rotation axis generated by the respective drive means are equal to each other.
JP12375081U 1981-08-20 1981-08-20 Rotating actuator Granted JPS5830968U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12375081U JPS5830968U (en) 1981-08-20 1981-08-20 Rotating actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12375081U JPS5830968U (en) 1981-08-20 1981-08-20 Rotating actuator

Publications (2)

Publication Number Publication Date
JPS5830968U true JPS5830968U (en) 1983-02-28
JPS633026Y2 JPS633026Y2 (en) 1988-01-25

Family

ID=29917640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12375081U Granted JPS5830968U (en) 1981-08-20 1981-08-20 Rotating actuator

Country Status (1)

Country Link
JP (1) JPS5830968U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61255569A (en) * 1985-05-07 1986-11-13 Sankyo Seiki Mfg Co Ltd Swing arm device for optical head

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3840761A (en) * 1972-05-25 1974-10-08 Papst Motoren Kg Axial air gap,collector-less d-c motor
JPS5044803A (en) * 1973-07-20 1975-04-22
JPS5423601U (en) * 1977-07-18 1979-02-16
JPS5425713A (en) * 1977-07-18 1979-02-26 Nixdorf Computer Ag Magnetic disk memory
JPS5476202A (en) * 1977-11-30 1979-06-18 Sony Corp Record player
JPS54138415A (en) * 1978-04-19 1979-10-26 Nec Corp Magnetic head driving device
JPS5528600A (en) * 1978-08-22 1980-02-29 Philips Nv Disk type record carrier reading device
JPS55117745A (en) * 1979-03-01 1980-09-10 Mitsubishi Electric Corp Disk reproducing device using optical stylus
JPS56124101A (en) * 1980-02-29 1981-09-29 Nippon Columbia Co Ltd Tone arm
JPS56170537U (en) * 1980-05-16 1981-12-16
JPS5771530A (en) * 1980-10-22 1982-05-04 Sony Corp Pickup device
JPS57210456A (en) * 1981-06-22 1982-12-24 Sony Corp Objective lens device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104907A (en) * 1975-03-13 1976-09-17 Riso Kagaku Corp Kohaninsatsuhoho oyobi inki

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3840761A (en) * 1972-05-25 1974-10-08 Papst Motoren Kg Axial air gap,collector-less d-c motor
JPS5044803A (en) * 1973-07-20 1975-04-22
JPS5423601U (en) * 1977-07-18 1979-02-16
JPS5425713A (en) * 1977-07-18 1979-02-26 Nixdorf Computer Ag Magnetic disk memory
JPS5476202A (en) * 1977-11-30 1979-06-18 Sony Corp Record player
JPS54138415A (en) * 1978-04-19 1979-10-26 Nec Corp Magnetic head driving device
JPS5528600A (en) * 1978-08-22 1980-02-29 Philips Nv Disk type record carrier reading device
JPS55117745A (en) * 1979-03-01 1980-09-10 Mitsubishi Electric Corp Disk reproducing device using optical stylus
JPS56124101A (en) * 1980-02-29 1981-09-29 Nippon Columbia Co Ltd Tone arm
JPS56170537U (en) * 1980-05-16 1981-12-16
JPS5771530A (en) * 1980-10-22 1982-05-04 Sony Corp Pickup device
JPS57210456A (en) * 1981-06-22 1982-12-24 Sony Corp Objective lens device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61255569A (en) * 1985-05-07 1986-11-13 Sankyo Seiki Mfg Co Ltd Swing arm device for optical head

Also Published As

Publication number Publication date
JPS633026Y2 (en) 1988-01-25

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