JPS5240188A - Device for detecting damages of bearings - Google Patents
Device for detecting damages of bearingsInfo
- 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
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
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)
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 |
-
1975
- 1975-09-26 JP JP50115532A patent/JPS5240188A/en active Pending
Cited By (8)
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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