IT1056837B - Dispositivo ottico per barriera ottica di sicureza - Google Patents
Dispositivo ottico per barriera ottica di sicurezaInfo
- Publication number
- IT1056837B IT1056837B IT2081076A IT2081076A IT1056837B IT 1056837 B IT1056837 B IT 1056837B IT 2081076 A IT2081076 A IT 2081076A IT 2081076 A IT2081076 A IT 2081076A IT 1056837 B IT1056837 B IT 1056837B
- Authority
- IT
- Italy
- Prior art keywords
- optical
- safety
- barrier
- optical device
- optical barrier
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/12—Beam splitting or combining systems operating by refraction only
- G02B27/123—The splitting element being a lens or a system of lenses, including arrays and surfaces with refractive power
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/12—Beam splitting or combining systems operating by refraction only
- G02B27/126—The splitting element being a prism or prismatic array, including systems based on total internal reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
-
- 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
- G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
- G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
- G08B13/184—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using radiation reflectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7508156A FR2304128A1 (fr) | 1975-03-14 | 1975-03-14 | Dispositif optique pour barriere optique de securite |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1056837B true IT1056837B (it) | 1982-02-20 |
Family
ID=9152627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2081076A IT1056837B (it) | 1975-03-14 | 1976-03-03 | Dispositivo ottico per barriera ottica di sicureza |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2609068A1 (it) |
FR (1) | FR2304128A1 (it) |
GB (1) | GB1517424A (it) |
IT (1) | IT1056837B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3139558C2 (de) * | 1981-10-05 | 1987-05-27 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | V-Lichtschranke |
EP0083431B1 (de) | 1981-12-22 | 1986-03-12 | Elesta Ag Elektronik | Reflexlichtschranke mit erweitertem Funktionsbereich |
FR2520137B1 (fr) * | 1982-01-21 | 1986-10-31 | Deude Rene | Systeme opto-electronique monobloc inviolable permettant la detection, le controle, informant d'une maniere analogique, numerique et tout ou rien |
DE4041363A1 (de) * | 1990-12-20 | 1992-07-02 | Hermann Gmbh Co Heinrich | Anordnung zum erfassen von transparenten gegenstaenden |
DE19730341A1 (de) * | 1997-07-15 | 1999-01-21 | Sick Ag | Verfahren zum Betrieb einer opto-elektronischen Sensoranordnung |
DE29714438U1 (de) * | 1997-08-12 | 1997-10-16 | Sick Ag | Lichtschranke |
-
1975
- 1975-03-14 FR FR7508156A patent/FR2304128A1/fr active Granted
-
1976
- 1976-03-03 GB GB848376A patent/GB1517424A/en not_active Expired
- 1976-03-03 IT IT2081076A patent/IT1056837B/it active
- 1976-03-05 DE DE19762609068 patent/DE2609068A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1517424A (en) | 1978-07-12 |
FR2304128B1 (it) | 1979-01-05 |
DE2609068A1 (de) | 1976-09-23 |
FR2304128A1 (fr) | 1976-10-08 |
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