DE8907641U1 - - Google Patents
Info
- Publication number
- DE8907641U1 DE8907641U1 DE8907641U DE8907641U DE8907641U1 DE 8907641 U1 DE8907641 U1 DE 8907641U1 DE 8907641 U DE8907641 U DE 8907641U DE 8907641 U DE8907641 U DE 8907641U DE 8907641 U1 DE8907641 U1 DE 8907641U1
- 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
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/1481—Mechanical actuation by lifting or attempted removal of hand-portable articles with optical detection
-
- 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
- G08B13/1895—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 light change detection systems
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8907641U DE8907641U1 (en) | 1989-06-22 | 1989-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8907641U DE8907641U1 (en) | 1989-06-22 | 1989-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8907641U1 true DE8907641U1 (en) | 1989-08-17 |
Family
ID=6840379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8907641U Expired DE8907641U1 (en) | 1989-06-22 | 1989-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8907641U1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19515660A1 (en) * | 1994-12-29 | 1996-07-11 | Reinhold Ott | Anti-theft device |
| DE19512567C1 (en) * | 1995-04-04 | 1996-07-11 | Reinhold Ott | Theft protection device, esp. for radio-, TV-, video- and telephone equipment |
| US5910768A (en) * | 1995-04-04 | 1999-06-08 | Ott; Reinhold | Anti-theft device |
| US5911762A (en) * | 1994-12-29 | 1999-06-15 | Ott; Reinhold | Anti-theft device |
| WO2003098568A2 (en) * | 2002-05-16 | 2003-11-27 | Intersafe Gmbh | Theft-proof device |
-
1989
- 1989-06-22 DE DE8907641U patent/DE8907641U1/de not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19515660A1 (en) * | 1994-12-29 | 1996-07-11 | Reinhold Ott | Anti-theft device |
| US5911762A (en) * | 1994-12-29 | 1999-06-15 | Ott; Reinhold | Anti-theft device |
| DE19512567C1 (en) * | 1995-04-04 | 1996-07-11 | Reinhold Ott | Theft protection device, esp. for radio-, TV-, video- and telephone equipment |
| US5910768A (en) * | 1995-04-04 | 1999-06-08 | Ott; Reinhold | Anti-theft device |
| WO2003098568A2 (en) * | 2002-05-16 | 2003-11-27 | Intersafe Gmbh | Theft-proof device |
| WO2003098568A3 (en) * | 2002-05-16 | 2004-02-12 | Intersafe Gmbh | Theft-proof device |