JPS5614909A - Rotation quantity monitoring system - Google Patents

Rotation quantity monitoring system

Info

Publication number
JPS5614909A
JPS5614909A JP9109779A JP9109779A JPS5614909A JP S5614909 A JPS5614909 A JP S5614909A JP 9109779 A JP9109779 A JP 9109779A JP 9109779 A JP9109779 A JP 9109779A JP S5614909 A JPS5614909 A JP S5614909A
Authority
JP
Japan
Prior art keywords
rotation
initial
motor
counter
rotary body
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
JP9109779A
Other languages
Japanese (ja)
Inventor
Yoshiki Nakajima
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP9109779A priority Critical patent/JPS5614909A/en
Publication of JPS5614909A publication Critical patent/JPS5614909A/en
Pending legal-status Critical Current

Links

Landscapes

  • Transmission And Conversion Of Sensor Element Output (AREA)

Abstract

PURPOSE: To make it possible to check the quantity of rotation by initially rotating a rotary body having a plurality of stop points to count the quantity of rotation until the rotary body passes through a home position, and comparing the thus counted value with the value obtained by a counter counting the present position of the rotary body.
CONSTITUTION: When a command for the initial rotation is given from the outside, a selection motor 1 is rotated through a driving circuit 16 by means of an initial rotation control circuit 7, and a clock signal is generated by a timing disc 3 and a senser 4. Simultaneously, an initial clock control circuit 8 is actuated, and the clock signal detected by the senser 4 at the time of the initial rotation of the motor 1 is supplied to an initial shifting quantity counter 12. When the rotation of the motor 1 proceeds and the home signal is detected, the rotation of the motor is finished, and the value of the initial shifting quantity counter 12 is compared 17 with that of the present position counter 13. If both values are not equal, an error signal is supplied to the outside.
COPYRIGHT: (C)1981,JPO&Japio
JP9109779A 1979-07-18 1979-07-18 Rotation quantity monitoring system Pending JPS5614909A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9109779A JPS5614909A (en) 1979-07-18 1979-07-18 Rotation quantity monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9109779A JPS5614909A (en) 1979-07-18 1979-07-18 Rotation quantity monitoring system

Publications (1)

Publication Number Publication Date
JPS5614909A true JPS5614909A (en) 1981-02-13

Family

ID=14017008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9109779A Pending JPS5614909A (en) 1979-07-18 1979-07-18 Rotation quantity monitoring system

Country Status (1)

Country Link
JP (1) JPS5614909A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61143159A (en) * 1984-12-17 1986-06-30 Canon Inc Printing apparatus
JP2009250677A (en) * 2008-04-02 2009-10-29 Shimadzu Corp Dynamic balancing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61143159A (en) * 1984-12-17 1986-06-30 Canon Inc Printing apparatus
JP2009250677A (en) * 2008-04-02 2009-10-29 Shimadzu Corp Dynamic balancing machine

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