JPS5441099A - Glass plate breakage detector - Google Patents
Glass plate breakage detectorInfo
- 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
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
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)
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 |
-
1977
- 1977-09-08 JP JP10853877A patent/JPS5441099A/en active Granted
Cited By (4)
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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