JPS5240188A - Device for detecting damages of bearings - Google Patents

Device for detecting damages of bearings

Info

Publication number
JPS5240188A
JPS5240188A JP50115532A JP11553275A JPS5240188A JP S5240188 A JPS5240188 A JP S5240188A JP 50115532 A JP50115532 A JP 50115532A JP 11553275 A JP11553275 A JP 11553275A JP S5240188 A JPS5240188 A JP S5240188A
Authority
JP
Japan
Prior art keywords
bearings
detecting damages
revolving shaft
detecting
damages
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
JP50115532A
Other languages
Japanese (ja)
Inventor
Asaharu Toda
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 JP50115532A priority Critical patent/JPS5240188A/en
Publication of JPS5240188A publication Critical patent/JPS5240188A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Abstract

PURPOSE: To provide a device to detect the speeds of revolving shaft and an alarm generating device so that an alarm signal is transmitted when the speed of the revolving shaft becomes zero faster than predetermined time, thereby automatically and early detecting the damage of bearings.
COPYRIGHT: (C)1977,JPO&Japio
JP50115532A 1975-09-26 1975-09-26 Device for detecting damages of bearings Pending JPS5240188A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50115532A JPS5240188A (en) 1975-09-26 1975-09-26 Device for detecting damages of bearings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50115532A JPS5240188A (en) 1975-09-26 1975-09-26 Device for detecting damages of bearings

Publications (1)

Publication Number Publication Date
JPS5240188A true JPS5240188A (en) 1977-03-28

Family

ID=14664851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50115532A Pending JPS5240188A (en) 1975-09-26 1975-09-26 Device for detecting damages of bearings

Country Status (1)

Country Link
JP (1) JPS5240188A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002019512A1 (en) * 2000-08-30 2002-03-07 Papst-Motoren Gmbh & Co. Kg Method for controlling or regulating the current in a direct current machine for a fan
WO2002019510A1 (en) * 2000-08-30 2002-03-07 Papst-Motoren Gmbh & Co. Kg Direct current machine with a controllable arrangement for limiting current
US6997684B2 (en) 2000-08-30 2006-02-14 Ebm-Papst St. Georgen Gmbh & Co. Kg Fan motor with digital controller for applying substantially constant driving current
WO2021132702A1 (en) * 2019-12-27 2021-07-01 株式会社アーステクニカ Rotary crushing machine, and bearing abnormality detecting method for rotary crushing machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002019512A1 (en) * 2000-08-30 2002-03-07 Papst-Motoren Gmbh & Co. Kg Method for controlling or regulating the current in a direct current machine for a fan
WO2002019510A1 (en) * 2000-08-30 2002-03-07 Papst-Motoren Gmbh & Co. Kg Direct current machine with a controllable arrangement for limiting current
US6825632B2 (en) 2000-08-30 2004-11-30 Ebm-Papst St. Georgen Gmbh & Co. Kg Direct current machine with a controllable arrangement for limiting current
US6967459B2 (en) 2000-08-30 2005-11-22 Ebm-Papst St. Georgen Gmbh & Co. Kg Method for controlling or regulating the current in a direct current machine for a fan
US6997684B2 (en) 2000-08-30 2006-02-14 Ebm-Papst St. Georgen Gmbh & Co. Kg Fan motor with digital controller for applying substantially constant driving current
US7444070B2 (en) 2000-08-30 2008-10-28 Ebm Papst St. Georgen Gmbh & Co. Kg Fan motor with digital controller for applying substantially constant driving current
WO2021132702A1 (en) * 2019-12-27 2021-07-01 株式会社アーステクニカ Rotary crushing machine, and bearing abnormality detecting method for rotary crushing machine
JP2021107050A (en) * 2019-12-27 2021-07-29 株式会社アーステクニカ Gyratory crusher and bearing abnormality detection method therefor

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