JPS5441099A - Glass plate breakage detector - Google Patents

Glass plate breakage detector

Info

Publication number
JPS5441099A
JPS5441099A JP10853877A JP10853877A JPS5441099A JP S5441099 A JPS5441099 A JP S5441099A JP 10853877 A JP10853877 A JP 10853877A JP 10853877 A JP10853877 A JP 10853877A JP S5441099 A JPS5441099 A JP S5441099A
Authority
JP
Japan
Prior art keywords
glass plate
breakage detector
plate breakage
specified
output
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
JP10853877A
Other languages
Japanese (ja)
Other versions
JPS6118237B2 (en
Inventor
Masahiro Yanagi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP10853877A priority Critical patent/JPS5441099A/en
Publication of JPS5441099A publication Critical patent/JPS5441099A/en
Publication of JPS6118237B2 publication Critical patent/JPS6118237B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

PURPOSE: To achieve the detection of damaging and breakage of glass plates with high sensitivity by generating an output signal only when the output of above a specified level of a specified low frequency and the holding output of a specified high frequency coexist.
COPYRIGHT: (C)1979,JPO&Japio
JP10853877A 1977-09-08 1977-09-08 Glass plate breakage detector Granted JPS5441099A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10853877A JPS5441099A (en) 1977-09-08 1977-09-08 Glass plate breakage detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10853877A JPS5441099A (en) 1977-09-08 1977-09-08 Glass plate breakage detector

Publications (2)

Publication Number Publication Date
JPS5441099A true JPS5441099A (en) 1979-03-31
JPS6118237B2 JPS6118237B2 (en) 1986-05-12

Family

ID=14487341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10853877A Granted JPS5441099A (en) 1977-09-08 1977-09-08 Glass plate breakage detector

Country Status (1)

Country Link
JP (1) JPS5441099A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8863679B2 (en) 2009-07-31 2014-10-21 Becker Marine Systems Gmbh & Co. Kg Linkage device for flap rudders for watercraft
CN104865313A (en) * 2015-05-12 2015-08-26 福建星网锐捷通讯股份有限公司 Method and device for detecting glass breaking based on sound spectrum stripes
CN109187743A (en) * 2018-08-27 2019-01-11 深圳市刻锐智能科技有限公司 Glass breaking detection method, glass breaking alarm and storage medium

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8863679B2 (en) 2009-07-31 2014-10-21 Becker Marine Systems Gmbh & Co. Kg Linkage device for flap rudders for watercraft
CN104865313A (en) * 2015-05-12 2015-08-26 福建星网锐捷通讯股份有限公司 Method and device for detecting glass breaking based on sound spectrum stripes
CN109187743A (en) * 2018-08-27 2019-01-11 深圳市刻锐智能科技有限公司 Glass breaking detection method, glass breaking alarm and storage medium
CN109187743B (en) * 2018-08-27 2021-04-13 深圳市刻锐智能科技有限公司 Glass breakage detection method, glass breakage alarm and storage medium

Also Published As

Publication number Publication date
JPS6118237B2 (en) 1986-05-12

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