JPS4964398A - - Google Patents

Info

Publication number
JPS4964398A
JPS4964398A JP47105451A JP10545172A JPS4964398A JP S4964398 A JPS4964398 A JP S4964398A JP 47105451 A JP47105451 A JP 47105451A JP 10545172 A JP10545172 A JP 10545172A JP S4964398 A JPS4964398 A JP S4964398A
Authority
JP
Japan
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
JP47105451A
Other languages
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 JP47105451A priority Critical patent/JPS4964398A/ja
Publication of JPS4964398A publication Critical patent/JPS4964398A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Emergency Alarm Devices (AREA)
JP47105451A 1972-10-20 1972-10-20 Pending JPS4964398A (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47105451A JPS4964398A (enrdf_load_stackoverflow) 1972-10-20 1972-10-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47105451A JPS4964398A (enrdf_load_stackoverflow) 1972-10-20 1972-10-20

Publications (1)

Publication Number Publication Date
JPS4964398A true JPS4964398A (enrdf_load_stackoverflow) 1974-06-21

Family

ID=14407939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47105451A Pending JPS4964398A (enrdf_load_stackoverflow) 1972-10-20 1972-10-20

Country Status (1)

Country Link
JP (1) JPS4964398A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106532A (en) * 1976-03-03 1977-09-07 Nagoya Denki Kogyo Kk Method of controlling object detecting means for vehicle
JPS59162864U (ja) * 1983-04-18 1984-10-31 松下電器産業株式会社 電気掃除機の管連結継手
JPH1020034A (ja) * 1996-07-02 1998-01-23 Hitachi Ltd 安全運転支援システム及び安全運転支援方法
WO2007132671A1 (ja) * 2006-05-12 2007-11-22 Panasonic Electric Works Co., Ltd. 音波式煙感知器
JP2007328763A (ja) * 2006-05-12 2007-12-20 Matsushita Electric Works Ltd 火災感知器
JP2008234020A (ja) * 2007-03-16 2008-10-02 Matsushita Electric Works Ltd 火災感知器
JP2008234021A (ja) * 2007-03-16 2008-10-02 Matsushita Electric Works Ltd 火災感知器
JP2008234018A (ja) * 2007-03-16 2008-10-02 Matsushita Electric Works Ltd 火災感知器
JPWO2007132671A1 (ja) * 2006-05-12 2009-09-24 パナソニック電工株式会社 音波式煙感知器

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52106532A (en) * 1976-03-03 1977-09-07 Nagoya Denki Kogyo Kk Method of controlling object detecting means for vehicle
JPS59162864U (ja) * 1983-04-18 1984-10-31 松下電器産業株式会社 電気掃除機の管連結継手
JPH1020034A (ja) * 1996-07-02 1998-01-23 Hitachi Ltd 安全運転支援システム及び安全運転支援方法
WO2007132671A1 (ja) * 2006-05-12 2007-11-22 Panasonic Electric Works Co., Ltd. 音波式煙感知器
JP2007328763A (ja) * 2006-05-12 2007-12-20 Matsushita Electric Works Ltd 火災感知器
JPWO2007132671A1 (ja) * 2006-05-12 2009-09-24 パナソニック電工株式会社 音波式煙感知器
JP4826631B2 (ja) * 2006-05-12 2011-11-30 パナソニック電工株式会社 音波式煙感知器
US8253578B2 (en) 2006-05-12 2012-08-28 Panasonic Corporation Smoke sensor of the sound wave type including a smoke density estimation unit
JP2008234020A (ja) * 2007-03-16 2008-10-02 Matsushita Electric Works Ltd 火災感知器
JP2008234021A (ja) * 2007-03-16 2008-10-02 Matsushita Electric Works Ltd 火災感知器
JP2008234018A (ja) * 2007-03-16 2008-10-02 Matsushita Electric Works Ltd 火災感知器

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