JPS5216203A - Detector for abnormal rotation speed of rotating body - Google Patents

Detector for abnormal rotation speed of rotating body

Info

Publication number
JPS5216203A
JPS5216203A JP50092283A JP9228375A JPS5216203A JP S5216203 A JPS5216203 A JP S5216203A JP 50092283 A JP50092283 A JP 50092283A JP 9228375 A JP9228375 A JP 9228375A JP S5216203 A JPS5216203 A JP S5216203A
Authority
JP
Japan
Prior art keywords
rotation speed
detector
rotating body
abnormal rotation
abnormal
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
JP50092283A
Other languages
Japanese (ja)
Other versions
JPS5725905B2 (en
Inventor
Nobuyuki Kurabe
Toshinori Ishizawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP50092283A priority Critical patent/JPS5216203A/en
Publication of JPS5216203A publication Critical patent/JPS5216203A/en
Publication of JPS5725905B2 publication Critical patent/JPS5725905B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating

Landscapes

  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
  • Rotational Drive Of Disk (AREA)

Abstract

PURPOSE:To detect abnormal rotation speed which may happen in a rotatory memory unit, including a magnetic disk.
JP50092283A 1975-07-29 1975-07-29 Detector for abnormal rotation speed of rotating body Granted JPS5216203A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50092283A JPS5216203A (en) 1975-07-29 1975-07-29 Detector for abnormal rotation speed of rotating body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50092283A JPS5216203A (en) 1975-07-29 1975-07-29 Detector for abnormal rotation speed of rotating body

Publications (2)

Publication Number Publication Date
JPS5216203A true JPS5216203A (en) 1977-02-07
JPS5725905B2 JPS5725905B2 (en) 1982-06-01

Family

ID=14050064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50092283A Granted JPS5216203A (en) 1975-07-29 1975-07-29 Detector for abnormal rotation speed of rotating body

Country Status (1)

Country Link
JP (1) JPS5216203A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979855A (en) * 1982-10-29 1984-05-09 Nippon Kogaku Kk <Nikon> Apparatus for detecting rotation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977676A (en) * 1972-11-29 1974-07-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4977676A (en) * 1972-11-29 1974-07-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5979855A (en) * 1982-10-29 1984-05-09 Nippon Kogaku Kk <Nikon> Apparatus for detecting rotation

Also Published As

Publication number Publication date
JPS5725905B2 (en) 1982-06-01

Similar Documents

Publication Publication Date Title
JPS52152773A (en) Device for detecting acceleration of rotating wheel
JPS5216203A (en) Detector for abnormal rotation speed of rotating body
JPS5216204A (en) Detector for totation speed of rotating body
JPS5325477A (en) Rotation signal detector
JPS5642176A (en) Time correction device of timepiece
JPS5251918A (en) Constant revolution detecting circuit for magnetic discs
JPS5218380A (en) Device for detecting running condition of moving objects
JPS528590A (en) Method and device to adjust the space between spindles for machine too ls
JPS5243402A (en) Automatic record player
JPS5211942A (en) Hologram disc memory device
JPS51140048A (en) Pivot bearing device
JPS51118476A (en) Phase measuring device of rotary body
JPS5212407A (en) Step motor for watch
JPS5227987A (en) Speed control device for rotating bosy
JPS5313966A (en) Detecting method for speed of rotating body
JPS5243925A (en) Velocity loop control device in servo mechanism
JPS53138001A (en) Marking method for detector of rotation
JPS51151872A (en) Contact type position detecting device
JPS5327465A (en) Detector for rotational speed
JPS527228A (en) Magnetic tape memory unit
JPS5213357A (en) Rotation angle detector mechanism
JPS52152281A (en) High speed rotation tester for wheel
CA907210A (en) Tape programmer for operating machines of various types, in particular operational machines and test machines
JPS5420305A (en) Rotor of electric revolving machine
JPS5253327A (en) Over speed alarm device for vehicle