JPS52134478A - Mass detection device - Google Patents

Mass detection device

Info

Publication number
JPS52134478A
JPS52134478A JP5002076A JP5002076A JPS52134478A JP S52134478 A JPS52134478 A JP S52134478A JP 5002076 A JP5002076 A JP 5002076A JP 5002076 A JP5002076 A JP 5002076A JP S52134478 A JPS52134478 A JP S52134478A
Authority
JP
Japan
Prior art keywords
detection device
mass detection
ultrasonic wave
wave
talk
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
JP5002076A
Other languages
Japanese (ja)
Inventor
Hiroshi Kinoshita
Tatsuo Iwasaka
Hisao Hanmura
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 JP5002076A priority Critical patent/JPS52134478A/en
Publication of JPS52134478A publication Critical patent/JPS52134478A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To obtain a better unit which contains no cross-talk with the other signals by radiating the sine wave form ultrasonic wave and receiving its reflected wave, as the filter circuit is equipped on the ultrasonic wave oscillation circuit.
COPYRIGHT: (C)1977,JPO&Japio
JP5002076A 1976-05-04 1976-05-04 Mass detection device Pending JPS52134478A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5002076A JPS52134478A (en) 1976-05-04 1976-05-04 Mass detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5002076A JPS52134478A (en) 1976-05-04 1976-05-04 Mass detection device

Publications (1)

Publication Number Publication Date
JPS52134478A true JPS52134478A (en) 1977-11-10

Family

ID=12847304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5002076A Pending JPS52134478A (en) 1976-05-04 1976-05-04 Mass detection device

Country Status (1)

Country Link
JP (1) JPS52134478A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5135373A (en) * 1974-09-20 1976-03-25 Hitachi Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5135373A (en) * 1974-09-20 1976-03-25 Hitachi Ltd

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