JPS5790133A - Method and apparatus for diagnosis of damage in bearing - Google Patents

Method and apparatus for diagnosis of damage in bearing

Info

Publication number
JPS5790133A
JPS5790133A JP55165276A JP16527680A JPS5790133A JP S5790133 A JPS5790133 A JP S5790133A JP 55165276 A JP55165276 A JP 55165276A JP 16527680 A JP16527680 A JP 16527680A JP S5790133 A JPS5790133 A JP S5790133A
Authority
JP
Japan
Prior art keywords
wipe
metal
detecting
damage
circuit
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
JP55165276A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0152687B2 (enrdf_load_stackoverflow
Inventor
Takao Yoneyama
Kazuya Sato
Tomoaki Inoue
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP55165276A priority Critical patent/JPS5790133A/ja
Publication of JPS5790133A publication Critical patent/JPS5790133A/ja
Publication of JPH0152687B2 publication Critical patent/JPH0152687B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/04—Bearings
    • G01M13/045—Acoustic or vibration analysis

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Sliding-Contact Bearings (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP55165276A 1980-11-26 1980-11-26 Method and apparatus for diagnosis of damage in bearing Granted JPS5790133A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55165276A JPS5790133A (en) 1980-11-26 1980-11-26 Method and apparatus for diagnosis of damage in bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55165276A JPS5790133A (en) 1980-11-26 1980-11-26 Method and apparatus for diagnosis of damage in bearing

Publications (2)

Publication Number Publication Date
JPS5790133A true JPS5790133A (en) 1982-06-04
JPH0152687B2 JPH0152687B2 (enrdf_load_stackoverflow) 1989-11-09

Family

ID=15809247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55165276A Granted JPS5790133A (en) 1980-11-26 1980-11-26 Method and apparatus for diagnosis of damage in bearing

Country Status (1)

Country Link
JP (1) JPS5790133A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987007951A1 (en) * 1986-06-20 1987-12-30 National Technologies Corporation Missing bearing detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53121686A (en) * 1977-03-31 1978-10-24 Nippon Steel Corp Foreseeing and detecting method for breakdown
JPS5598353A (en) * 1979-01-22 1980-07-26 Hitachi Ltd Abnormal condition detecting method of sliding member in rotating machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53121686A (en) * 1977-03-31 1978-10-24 Nippon Steel Corp Foreseeing and detecting method for breakdown
JPS5598353A (en) * 1979-01-22 1980-07-26 Hitachi Ltd Abnormal condition detecting method of sliding member in rotating machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987007951A1 (en) * 1986-06-20 1987-12-30 National Technologies Corporation Missing bearing detector
US4730484A (en) * 1986-06-20 1988-03-15 Robert Olschefski Missing bearing detector

Also Published As

Publication number Publication date
JPH0152687B2 (enrdf_load_stackoverflow) 1989-11-09

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