JPS62180321U - - Google Patents

Info

Publication number
JPS62180321U
JPS62180321U JP6766886U JP6766886U JPS62180321U JP S62180321 U JPS62180321 U JP S62180321U JP 6766886 U JP6766886 U JP 6766886U JP 6766886 U JP6766886 U JP 6766886U JP S62180321 U JPS62180321 U JP S62180321U
Authority
JP
Japan
Prior art keywords
tracking
moving frame
driven
detection device
acceleration detection
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.)
Pending
Application number
JP6766886U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP6766886U priority Critical patent/JPS62180321U/ja
Publication of JPS62180321U publication Critical patent/JPS62180321U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図〜第４図は本考案の一実施例を示すもの
で、第１図は側面図、第２図は平面図、第３図は
回路図、第４図はその速度―波形図、第５図は従
来の光学式ピツクアツプの斜面図、第６図はその
駆動装置の平面図、第７図はその速度―波形図で
ある。 ２……移動枠、３……マグネツト、４……速度
検出コイル、５……ヨーク、６……マグネツト、
７……駆動モータ、８……ラツク、９……ピニオ
ン、１０……支持バネ、１１……支持部、１２…
…対物レンズ、１４……トラツキングアコイル、
１５……バツフアアンプ、１６……微分回路、１
７……駆動アンプ。 1 to 4 show an embodiment of the present invention, in which FIG. 1 is a side view, FIG. 2 is a plan view, FIG. 3 is a circuit diagram, and FIG. 4 is a speed-waveform diagram, FIG. 5 is a perspective view of a conventional optical pickup, FIG. 6 is a plan view of its driving device, and FIG. 7 is a speed-waveform diagram thereof. 2...Moving frame, 3...Magnet, 4...Speed detection coil, 5...Yoke, 6...Magnet,
7... Drive motor, 8... Rack, 9... Pinion, 10... Support spring, 11... Support part, 12...
...Objective lens, 14...Tracking acquisition coil,
15... Buffer amplifier, 16... Differential circuit, 1
7...Drive amplifier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] トラツキングエラを防止するトラツキングアク
チユエータを備えた光学式ピツクアツプが取付け
られ、且つトラツキング方向に駆動装置で駆動さ
れる移動枠と、該移動枠が駆動装置で駆動された
際の加速度検出装置と、該加速度検出装置の検出
した加速度に応じてトラツキングコイルに制動電
流を出力する制動出力装置とを備えたことを特徴
とする光学式ピツクアツプ移動装置。 A moving frame to which an optical pickup equipped with a tracking actuator for preventing tracking error is attached and driven by a drive device in the tracking direction, and an acceleration detection device when the moving frame is driven by the drive device. and a braking output device that outputs a braking current to a tracking coil in accordance with the acceleration detected by the acceleration detection device.
JP6766886U 1986-05-07 1986-05-07 Pending JPS62180321U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6766886U JPS62180321U (en) 1986-05-07 1986-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6766886U JPS62180321U (en) 1986-05-07 1986-05-07

Publications (1)

Publication Number Publication Date
JPS62180321U true JPS62180321U (en) 1987-11-16

Family

ID=30906785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6766886U Pending JPS62180321U (en) 1986-05-07 1986-05-07

Country Status (1)

Country Link
JP (1) JPS62180321U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0281329A (en) * 1988-09-17 1990-03-22 Nec Home Electron Ltd Lens locking device for objective lens actuator

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180531A (en) * 1986-02-03 1987-08-07 Canon Inc Optical information recording and reproducing device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180531A (en) * 1986-02-03 1987-08-07 Canon Inc Optical information recording and reproducing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0281329A (en) * 1988-09-17 1990-03-22 Nec Home Electron Ltd Lens locking device for objective lens actuator

Similar Documents

Publication Publication Date Title
JPH01113827U (en)
JPS62180321U (en)
JPH03121551U (en)
JPH0272402U (en)
JPS6261027U (en)
JPS6183114U (en)
JPS6267362U (en)
JPS6322614U (en)
JPS636521U (en)
JPS6412219U (en)
JPS61149120U (en)
JPH01154517U (en)
JPH0459046U (en)
JPS58136843U (en) Mirror position detection device
JPS63109322U (en)
JPS62133216U (en)
JPH0462514U (en)
JPH0171312U (en)
JPH0454480U (en)
JPS61121519U (en)
JPS61153116U (en)
JPS6040030U (en) Optical information reading device
JPS61189419U (en)
JPS632221U (en)
JPS62120427U (en)