JPS55124889A - Alarm - Google Patents
AlarmInfo
- Publication number
- JPS55124889A JPS55124889A JP2822380A JP2822380A JPS55124889A JP S55124889 A JPS55124889 A JP S55124889A JP 2822380 A JP2822380 A JP 2822380A JP 2822380 A JP2822380 A JP 2822380A JP S55124889 A JPS55124889 A JP S55124889A
- Authority
- JP
- Japan
- Prior art keywords
- alarm
- 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
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/12—Checking intermittently signalling or alarm systems
- G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792909112 DE2909112A1 (en) | 1979-03-08 | 1979-03-08 | ALARM SYSTEM |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55124889A true JPS55124889A (en) | 1980-09-26 |
Family
ID=6064834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2822380A Pending JPS55124889A (en) | 1979-03-08 | 1980-03-07 | Alarm |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS55124889A (en) |
DE (1) | DE2909112A1 (en) |
FR (1) | FR2451072A1 (en) |
GB (1) | GB2045495B (en) |
IT (2) | IT1129407B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3211251C2 (en) * | 1982-03-26 | 1985-09-26 | Steinbock Gmbh, 8052 Moosburg | Circuit arrangement for monitoring the degree of wear of commutator carbon brushes |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH342129A (en) * | 1954-07-14 | 1959-10-31 | Scully Signal Co | Set of elements comprising a device for monitoring their operation |
GB1294312A (en) * | 1969-03-28 | 1972-10-25 | Goodwin Alfred George Ive | Improvements in and relating to intruder alarm systems and apparatus therefor |
US3851305A (en) * | 1971-05-28 | 1974-11-26 | Nissan Motor | Collision detecting system for a motor vehicle |
US3753260A (en) * | 1971-10-04 | 1973-08-14 | Westinghouse Electric Corp | Pulse reflection test means for balanced pressure surveillance detector |
FR2268314A1 (en) * | 1974-04-17 | 1975-11-14 | Nippon Denso Co | Central alarm unit for motor vehicles with sensors - has sensors attached to parts or areas for monitoring and converting physical variable into electrical signal |
GB1528453A (en) * | 1974-12-10 | 1978-10-11 | Blakell Ltd | Alarm systems |
GB1531719A (en) * | 1975-12-05 | 1978-11-08 | Emi Ltd | Intruder alarm systems |
-
1979
- 1979-03-08 DE DE19792909112 patent/DE2909112A1/en not_active Withdrawn
-
1980
- 1980-02-26 GB GB8006370A patent/GB2045495B/en not_active Expired
- 1980-03-06 FR FR8005354A patent/FR2451072A1/en active Pending
- 1980-03-07 IT IT67357/80A patent/IT1129407B/en active
- 1980-03-07 JP JP2822380A patent/JPS55124889A/en active Pending
- 1980-03-07 IT IT8053014U patent/IT8053014V0/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2451072A1 (en) | 1980-10-03 |
IT8053014V0 (en) | 1980-03-07 |
IT8067357A0 (en) | 1980-03-07 |
GB2045495B (en) | 1983-04-20 |
IT1129407B (en) | 1986-06-04 |
GB2045495A (en) | 1980-10-29 |
DE2909112A1 (en) | 1980-09-18 |
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