SE372085B - - Google Patents
Info
- Publication number
- SE372085B SE372085B SE7302757A SE7302757A SE372085B SE 372085 B SE372085 B SE 372085B SE 7302757 A SE7302757 A SE 7302757A SE 7302757 A SE7302757 A SE 7302757A SE 372085 B SE372085 B SE 372085B
- Authority
- SE
- Sweden
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)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302757A SE372085B (xx) | 1973-02-27 | 1973-02-27 | |
| DE19742409113 DE2409113B2 (de) | 1973-02-27 | 1974-02-26 | Lichtschrankenanordnung |
| US446423A US3875403A (en) | 1973-02-27 | 1974-02-27 | Light beam apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7302757A SE372085B (xx) | 1973-02-27 | 1973-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE372085B true SE372085B (xx) | 1974-12-09 |
Family
ID=20316754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7302757A SE372085B (xx) | 1973-02-27 | 1973-02-27 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3875403A (xx) |
| DE (1) | DE2409113B2 (xx) |
| SE (1) | SE372085B (xx) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2283494A2 (fr) * | 1974-09-02 | 1976-03-26 | Cometa | Procede et dispositif de balayage photoelectrique |
| CA1087274A (en) * | 1976-09-02 | 1980-10-07 | William F. Jacobsen | Pulsed level sensor |
| US4224608A (en) * | 1978-11-13 | 1980-09-23 | Detection Systems, Inc. | Single terminal detection system |
| SE428250B (sv) * | 1979-05-31 | 1983-06-13 | Bert Jonsson | Fotoelektrisk anordning for avkenning av foremal |
| ES8201716A1 (es) * | 1979-09-10 | 1981-12-16 | Gordon Ambler Kenneth | Un metodo y un aparato de deteccion de miembros opacos que se hallan dentro de un espacio de deteccion. |
| US4317992A (en) * | 1979-12-10 | 1982-03-02 | Honeywell Inc. | Object detecting apparatus |
| JPS601724B2 (ja) * | 1980-05-20 | 1985-01-17 | 松下電工株式会社 | 光継電器 |
| DE3509096A1 (de) * | 1985-03-14 | 1986-09-25 | Heinrich 3550 Marburg Sälzer | Verfahren und einrichtung zur ueberwachung einer oeffnung |
| US4959805A (en) * | 1987-03-17 | 1990-09-25 | Alps Electric Co., Ltd. | Coordinate detecting device |
| US4851746A (en) * | 1987-04-15 | 1989-07-25 | Republic Industries, Inc. | Sensing apparatus for automatic door |
| DE3803033A1 (de) * | 1988-02-02 | 1989-08-10 | Sick Erwin Gmbh | Lichtschrankengitter |
| US4903009A (en) * | 1988-05-18 | 1990-02-20 | Eastman Kodak Company | Intrusion detection device |
| GB2254916B (en) * | 1991-04-15 | 1993-12-22 | John Trett | Detection systems |
| IL105543A (en) * | 1993-04-28 | 1997-04-15 | Elisra Electronic Systems Ltd | System for monitoring a multiplicity of doors |
| DE4338978C2 (de) * | 1993-11-15 | 1998-05-07 | Sick Ag | Verfahren zur Feststellung defekter Lichtsender und/oder Lichtempfänger eines Lichtgitters und Lichtgitter |
| DE4344321C2 (de) * | 1993-12-23 | 1997-04-30 | Siemens Ag | Betriebsverfahren eines Lichtschrankenmoduls für automatisch arbeitende Türsysteme und hierfür geeignetes Lichtschrankenmodul |
| CN1121039A (zh) * | 1994-09-16 | 1996-04-24 | P·J·汤姆生 | 电梯探测器 |
| ES2130519T5 (es) | 1995-10-27 | 2003-10-16 | Bankom Security Systems Ltd | Sistema para la vigilancia de una multiplicidad de puertas. |
| GB2309552B (en) * | 1996-01-25 | 2000-01-19 | Rwl Consultants Ltd | Failsafe system monitoring |
| DE19605102A1 (de) * | 1996-02-12 | 1997-08-14 | Siemens Nixdorf Inf Syst | Infrarot-Sicherungssystem |
| DE19715098B4 (de) * | 1997-04-11 | 2004-12-23 | Schneider Electric Gmbh | Überwachungsschaltung |
| DE19912142A1 (de) * | 1999-03-18 | 2000-10-19 | Fotoelektrik Pauly Gmbh & Co K | Lichtschranke mit Überwachungsschaltung |
| US6166371A (en) * | 1999-04-30 | 2000-12-26 | Beckman Coulter, Inc. | Diffuse reflective light curtain system |
| US7472437B2 (en) * | 2002-04-19 | 2009-01-06 | Hill-Rom Services, Inc. | Hospital bed obstacle detection device and method |
| US11406548B2 (en) | 2018-09-27 | 2022-08-09 | Hill-Rom Services, Inc. | Obstacle detection IR beam filter |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2007840C3 (de) * | 1970-02-20 | 1979-11-15 | Endl, Alfons, 8000 Muenchen | Lichtschrankengitter |
| US3746863A (en) * | 1972-03-15 | 1973-07-17 | Exotron Ind Ltd | Light curtain control for a switch |
| US3805061A (en) * | 1973-04-23 | 1974-04-16 | Tyco Laboratories Inc | Object detecting apparatus |
-
1973
- 1973-02-27 SE SE7302757A patent/SE372085B/xx unknown
-
1974
- 1974-02-26 DE DE19742409113 patent/DE2409113B2/de active Granted
- 1974-02-27 US US446423A patent/US3875403A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2409113A1 (de) | 1974-08-29 |
| DE2409113B2 (de) | 1977-06-02 |
| US3875403A (en) | 1975-04-01 |