FR2178685A5 - - Google Patents
Info
- Publication number
- FR2178685A5 FR2178685A5 FR7311184A FR7311184A FR2178685A5 FR 2178685 A5 FR2178685 A5 FR 2178685A5 FR 7311184 A FR7311184 A FR 7311184A FR 7311184 A FR7311184 A FR 7311184A FR 2178685 A5 FR2178685 A5 FR 2178685A5
- Authority
- FR
- France
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
- F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
- F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
- F16P3/144—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electronic Switches (AREA)
- Burglar Alarm Systems (AREA)
- Optical Communication System (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2215136A DE2215136C3 (de) | 1972-03-28 | 1972-03-28 | Lichtschutzgitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2178685A5 true FR2178685A5 (US08088918-20120103-C00476.png) | 1973-11-09 |
Family
ID=5840433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7311184A Expired FR2178685A5 (US08088918-20120103-C00476.png) | 1972-03-28 | 1973-03-28 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS497869A (US08088918-20120103-C00476.png) |
| DE (1) | DE2215136C3 (US08088918-20120103-C00476.png) |
| FR (1) | FR2178685A5 (US08088918-20120103-C00476.png) |
| GB (1) | GB1425896A (US08088918-20120103-C00476.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0005854A1 (en) * | 1978-06-02 | 1979-12-12 | Erwin Sick GmbH Optik-Elektronik | Apparatus for facilitating alignment of a group of cyclically switched light transmitters or receivers with a single light receiver or transmitter |
| EP0039424A2 (de) * | 1980-04-11 | 1981-11-11 | Erwin Sick GmbH Optik-Elektronik | Justieranordnung für Lichtgitter |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2447423C2 (de) * | 1974-10-04 | 1984-07-26 | Leuze Electronic Kg, 7311 Owen | Lichtelektrische Einheit |
| GB2238379A (en) * | 1989-10-13 | 1991-05-29 | John Trett | Obstruction detection apparatus |
| EP0602695B1 (en) * | 1992-12-03 | 1998-03-04 | REER S.p.A. | Inherent-security comparator device, particularly for optoelectronic barriers |
-
1972
- 1972-03-28 DE DE2215136A patent/DE2215136C3/de not_active Expired
-
1973
- 1973-03-28 JP JP48035510A patent/JPS497869A/ja active Pending
- 1973-03-28 GB GB1484373A patent/GB1425896A/en not_active Expired
- 1973-03-28 FR FR7311184A patent/FR2178685A5/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0005854A1 (en) * | 1978-06-02 | 1979-12-12 | Erwin Sick GmbH Optik-Elektronik | Apparatus for facilitating alignment of a group of cyclically switched light transmitters or receivers with a single light receiver or transmitter |
| EP0039424A2 (de) * | 1980-04-11 | 1981-11-11 | Erwin Sick GmbH Optik-Elektronik | Justieranordnung für Lichtgitter |
| EP0039424A3 (en) * | 1980-04-11 | 1982-10-20 | Erwin Sick Gmbh Optik-Elektronik | Light curtain adjustment device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2215136B2 (de) | 1975-02-13 |
| JPS497869A (US08088918-20120103-C00476.png) | 1974-01-24 |
| GB1425896A (en) | 1976-02-18 |
| DE2215136A1 (de) | 1973-10-11 |
| DE2215136C3 (de) | 1975-10-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |