JPS61176607U - - Google Patents

Info

Publication number
JPS61176607U
JPS61176607U JP6120785U JP6120785U JPS61176607U JP S61176607 U JPS61176607 U JP S61176607U JP 6120785 U JP6120785 U JP 6120785U JP 6120785 U JP6120785 U JP 6120785U JP S61176607 U JPS61176607 U JP S61176607U
Authority
JP
Japan
Prior art keywords
circuit
signal
ultrasonic sensor
amplification
detection
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
JP6120785U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP6120785U priority Critical patent/JPS61176607U/ja
Publication of JPS61176607U publication Critical patent/JPS61176607U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Air Blowers (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP6120785U 1985-04-24 1985-04-24 Pending JPS61176607U (US08063081-20111122-C00044.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6120785U JPS61176607U (US08063081-20111122-C00044.png) 1985-04-24 1985-04-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6120785U JPS61176607U (US08063081-20111122-C00044.png) 1985-04-24 1985-04-24

Publications (1)

Publication Number Publication Date
JPS61176607U true JPS61176607U (US08063081-20111122-C00044.png) 1986-11-04

Family

ID=30589269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6120785U Pending JPS61176607U (US08063081-20111122-C00044.png) 1985-04-24 1985-04-24

Country Status (1)

Country Link
JP (1) JPS61176607U (US08063081-20111122-C00044.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01104323A (ja) * 1987-10-15 1989-04-21 Matsushita Electric Works Ltd 空気清浄器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01104323A (ja) * 1987-10-15 1989-04-21 Matsushita Electric Works Ltd 空気清浄器

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