DE8525061U1 - - Google Patents
Info
- Publication number
- DE8525061U1 DE8525061U1 DE19858525061 DE8525061U DE8525061U1 DE 8525061 U1 DE8525061 U1 DE 8525061U1 DE 19858525061 DE19858525061 DE 19858525061 DE 8525061 U DE8525061 U DE 8525061U DE 8525061 U1 DE8525061 U1 DE 8525061U1
- Authority
- DE
- Germany
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
- G08B13/193—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using focusing means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19858525061 DE8525061U1 (de) | 1985-09-02 | 1985-09-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19858525061 DE8525061U1 (de) | 1985-09-02 | 1985-09-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE8525061U1 true DE8525061U1 (de) | 1987-02-26 |
Family
ID=6784814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19858525061 Expired DE8525061U1 (de) | 1985-09-02 | 1985-09-02 |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE8525061U1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4337953A1 (de) * | 1993-11-06 | 1995-05-11 | Abb Patent Gmbh | Vorrichtung zur Erfassung von Lichtstrahlen |
DE4445197A1 (de) * | 1994-12-17 | 1996-06-20 | Abb Patent Gmbh | Passiv-Infrarot-Bewegungsmelder mit Sammellinsen zu einer Rundumerfassung von 360 DEG |
-
1985
- 1985-09-02 DE DE19858525061 patent/DE8525061U1/de not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4337953A1 (de) * | 1993-11-06 | 1995-05-11 | Abb Patent Gmbh | Vorrichtung zur Erfassung von Lichtstrahlen |
US5677529A (en) * | 1993-11-06 | 1997-10-14 | Abb Patent Gmbh | Passive infrared sensor using a pair of sensors and reflectors for a 270 degree field of view |
DE4445197A1 (de) * | 1994-12-17 | 1996-06-20 | Abb Patent Gmbh | Passiv-Infrarot-Bewegungsmelder mit Sammellinsen zu einer Rundumerfassung von 360 DEG |
EP0717292A3 (de) * | 1994-12-17 | 1998-01-21 | ABBPATENT GmbH | Passiv-Infrarot-Bewegungsmelder mit Sammellinsen zu einer Rundumerfassung von 360 Grad |