JPS51144256A - Acoustic oscillatory test method and its device - Google Patents

Acoustic oscillatory test method and its device

Info

Publication number
JPS51144256A
JPS51144256A JP6760975A JP6760975A JPS51144256A JP S51144256 A JPS51144256 A JP S51144256A JP 6760975 A JP6760975 A JP 6760975A JP 6760975 A JP6760975 A JP 6760975A JP S51144256 A JPS51144256 A JP S51144256A
Authority
JP
Japan
Prior art keywords
test method
acoustic
acoustic oscillatory
oscillatory test
seize
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
JP6760975A
Other languages
English (en)
Inventor
Takashi Kashiwakura
Shigeo Kitajima
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 JP6760975A priority Critical patent/JPS51144256A/ja
Publication of JPS51144256A publication Critical patent/JPS51144256A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP6760975A 1975-06-06 1975-06-06 Acoustic oscillatory test method and its device Pending JPS51144256A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6760975A JPS51144256A (en) 1975-06-06 1975-06-06 Acoustic oscillatory test method and its device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6760975A JPS51144256A (en) 1975-06-06 1975-06-06 Acoustic oscillatory test method and its device

Publications (1)

Publication Number Publication Date
JPS51144256A true JPS51144256A (en) 1976-12-11

Family

ID=13349836

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6760975A Pending JPS51144256A (en) 1975-06-06 1975-06-06 Acoustic oscillatory test method and its device

Country Status (1)

Country Link
JP (1) JPS51144256A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5433770A (en) * 1977-08-19 1979-03-12 Yaskawa Denki Seisakusho Kk Method of sound test
JPS54146684A (en) * 1978-05-09 1979-11-16 Doryokuro Kakunenryo Method of acoustically detecting leakage of fluid
JPS60233570A (ja) * 1984-05-07 1985-11-20 Tohoku Metal Ind Ltd 妨害波測定方法
JPS6193920A (ja) * 1984-10-15 1986-05-12 Sony Corp 回転装置の検査装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945410A (ja) * 1972-09-07 1974-04-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945410A (ja) * 1972-09-07 1974-04-30

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5433770A (en) * 1977-08-19 1979-03-12 Yaskawa Denki Seisakusho Kk Method of sound test
JPS54146684A (en) * 1978-05-09 1979-11-16 Doryokuro Kakunenryo Method of acoustically detecting leakage of fluid
JPS60233570A (ja) * 1984-05-07 1985-11-20 Tohoku Metal Ind Ltd 妨害波測定方法
JPS6193920A (ja) * 1984-10-15 1986-05-12 Sony Corp 回転装置の検査装置

Similar Documents

Publication Publication Date Title
JPS51124915A (en) Ultrasonic wave transmit-receive wave device
JPS5225949A (en) Brake-loaded oil pressure motor
NL7602652A (nl) Werkwijze en inrichting voor electronische bewa- king van de toestand van een voorwerp.
JPS51142149A (en) Ice making apparatus forming certain figure by cover and body and also over used for it
JPS51136208A (en) Voice recognition device for limited words
JPS51144256A (en) Acoustic oscillatory test method and its device
JPS51121356A (en) Anti-vibration bench device
JPS5250481A (en) Air cylinder
JPS539958A (en) Automatic incorporating apparatus for seals
JPS5213054A (en) One way clutch and its process
JPS51120196A (en) Alarm device
JPS51151446A (en) Freely variable device of an angle of elevation
JPS52144656A (en) N-(diphenylphosphonomethyl)-imino-diacetonitrile and its preparation
JPS51127887A (en) Guide device for transportable heatsealers
JPS5216171A (en) Mask fitting device
JPS5222834A (en) Memory unit
JPS534648A (en) Apparatus for facial treatment
JPS51131002A (en) Car inspection and examination device
JPS5227313A (en) Automated picture tone control photographing method and its device
JPS51144272A (en) Time mean value operation device
JPS51120358A (en) Cover mounting device
JPS51128896A (en) Escape device
JPS5338692A (en) 7-amino-3-halo-3-cephem-4-carboxylic acids
JPS51124460A (en) Ultrasonic-wave vibrator equipping method and device
JPS51119907A (en) Yoke for motor