DE3939191C2 - - Google Patents
Info
- Publication number
- DE3939191C2 DE3939191C2 DE19893939191 DE3939191A DE3939191C2 DE 3939191 C2 DE3939191 C2 DE 3939191C2 DE 19893939191 DE19893939191 DE 19893939191 DE 3939191 A DE3939191 A DE 3939191A DE 3939191 C2 DE3939191 C2 DE 3939191C2
- Authority
- DE
- Germany
- Prior art keywords
- light barrier
- barrier according
- line
- way light
- output
- Prior art date
- 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 - Lifetime
Links
- 230000004888 barrier function Effects 0.000 claims description 46
- 230000001681 protective effect Effects 0.000 claims description 38
- 238000012360 testing method Methods 0.000 claims description 31
- 238000001514 detection method Methods 0.000 claims description 14
- 230000004913 activation Effects 0.000 claims description 13
- 238000011156 evaluation Methods 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000003213 activating effect Effects 0.000 claims description 5
- 238000011109 contamination Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 claims 1
- 230000005405 multipole Effects 0.000 claims 1
- 230000011664 signaling Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 38
- 238000010586 diagram Methods 0.000 description 36
- 230000006870 function Effects 0.000 description 30
- 230000000875 corresponding effect Effects 0.000 description 11
- 238000002955 isolation Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 239000013256 coordination polymer Substances 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000004402 sodium ethyl p-hydroxybenzoate Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/941—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector
- H03K2217/94114—Optical multi axis
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893939191 DE3939191C3 (de) | 1989-11-27 | 1989-11-27 | Mehrstrahlige Einweglichtschranke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893939191 DE3939191C3 (de) | 1989-11-27 | 1989-11-27 | Mehrstrahlige Einweglichtschranke |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE3939191A1 DE3939191A1 (de) | 1991-05-29 |
| DE3939191C2 true DE3939191C2 (enrdf_load_stackoverflow) | 1992-06-04 |
| DE3939191C3 DE3939191C3 (de) | 1996-02-08 |
Family
ID=6394281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19893939191 Expired - Lifetime DE3939191C3 (de) | 1989-11-27 | 1989-11-27 | Mehrstrahlige Einweglichtschranke |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3939191C3 (enrdf_load_stackoverflow) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4224784A1 (de) * | 1992-07-27 | 1994-02-03 | Lumiflex Elektronik Gmbh & Co | Verfahren zum Betrieb von Lichtschranken, Lichtgittern oder Lichtvorhängen |
| DE4323910A1 (de) * | 1993-07-16 | 1995-01-19 | Leuze Electronic Gmbh & Co | Lichtschranke mit einer Auswerteelektronik zum Erkennen von Störsignalen |
| DE4326099A1 (de) * | 1993-08-04 | 1995-02-09 | Hella Kg Hueck & Co | Lichtschrankensystem |
| DE4338978A1 (de) * | 1993-11-15 | 1995-05-18 | Sick Optik Elektronik Erwin | Verfahren zur Feststellung defekter Lichtsender und/oder Lichtempfänger eines Lichtgitters und Lichtgitter |
| DE19510304C1 (de) * | 1995-03-22 | 1996-02-01 | Leuze Electronic Gmbh & Co | Lichtschrankengitter |
| DE19925553A1 (de) * | 1999-06-04 | 2000-12-21 | Leuze Lumiflex Gmbh & Co | Optoelektrische Vorrichtung |
| DE10046136A1 (de) * | 2000-09-15 | 2002-04-04 | Leuze Lumiflex Gmbh & Co | Verfahren und Vorrichtung zur Identifizierung von Lichtschrankensendern |
| DE19930994B4 (de) * | 1999-07-05 | 2006-03-02 | Leuze Lumiflex Gmbh + Co. Kg | Schaltungsanordnung zur Überwachung von Relais in Sicherheitsschaltungen mit mindestens 3 Relais |
| US7569843B2 (en) | 2003-11-25 | 2009-08-04 | Leuze Lumiflex Gmbh & Co. Kg | Method for processing receiver signal and optical sensor |
| DE10350927C5 (de) * | 2003-10-31 | 2009-09-10 | Leuze Lumiflex Gmbh + Co. Kg | Lichtgitter |
| DE202009003002U1 (de) * | 2009-03-04 | 2010-07-22 | Sick Ag | Optoelektronische Sensorenanordnung mit mehreren Lichtempfangspfaden |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69231311T2 (de) * | 1992-04-30 | 2001-02-15 | Reer S.P.A., Turin/Torino | Optoelektronische Schranke |
| DE19611195C1 (de) * | 1996-03-21 | 1997-06-05 | Lumiflex Elektronik Gmbh & Co | Verfahren zum Betrieb einer Lichtschrankenanordnung |
| DE19815147B4 (de) * | 1997-04-21 | 2005-03-17 | Leuze Electronic Gmbh & Co Kg | Sensoranordnung |
| DE19730333C1 (de) * | 1997-07-15 | 1998-11-26 | Leuze Lumiflex Gmbh & Co | Schaltungsanordnung zum Verstärken und Aufbereiten von Lichtsignalen |
| DE10033077A1 (de) * | 2000-07-07 | 2002-01-17 | Sick Ag | Lichtgitter |
| JP2003091784A (ja) * | 2001-09-19 | 2003-03-28 | Optex Co Ltd | 多段式能動型赤外線センサ |
| DE10224031B3 (de) * | 2002-05-31 | 2004-01-29 | Leuze Lumiflex Gmbh + Co. Kg | Vorrichtung zur Überwachung eines Erfassungsbereiches an einem Arbeitsmittel |
| DE10251584B4 (de) * | 2002-11-06 | 2004-11-04 | Leuze Lumiflex Gmbh + Co. Kg | Verfahren und Vorrichtung zur Überwachung eines Erfassungsbereiches |
| DE10304054B4 (de) * | 2003-02-01 | 2005-03-03 | Leuze Lumiflex Gmbh + Co. Kg | Optischer Sensor |
| DE102005056000A1 (de) * | 2005-11-24 | 2007-05-31 | Sick Ag | Lichtgitter |
| DE102006059322B4 (de) | 2006-12-15 | 2009-03-26 | Leuze Lumiflex Gmbh + Co. Kg | Verfahren zur Erfassung von Objekten in einem Überwachungsbereich mittels eines Lichtgitters |
| DE102007055521C5 (de) * | 2007-11-21 | 2015-12-24 | Leuze Lumiflex Gmbh + Co. Kg | Vorrichtung zur Überwachung eines Überwachungsbereichs |
| DE102007059565B4 (de) | 2007-12-11 | 2010-01-07 | Leuze Lumiflex Gmbh + Co. Kg | Lichtgitter und Verfahren zu dessen Betrieb |
| DE102008022791C5 (de) | 2008-05-08 | 2015-08-06 | Leuze Lumiflex Gmbh + Co. Kg | Lichtvorhang |
| DE202008014137U1 (de) | 2008-10-23 | 2009-02-26 | Leuze Lumiflex Gmbh + Co. Kg | Lichtvorhang |
| US8101902B2 (en) | 2008-11-07 | 2012-01-24 | Ifm Electronic Gmbh | Light grid having photoreceivers and programmable logic unit |
| DE102013224258A1 (de) | 2013-11-27 | 2015-05-28 | Lemförder Electronic GmbH | Verfahren und Vorrichtung zum Bestimmen einer Signalübertragungsqualität einer Lichtübertragungsstrecke |
| US9641259B1 (en) | 2016-06-20 | 2017-05-02 | Rockwell Automation Technologies, Inc. | System and method for pulsed based receiver photo sensor |
| DE202017106755U1 (de) * | 2017-11-08 | 2017-11-20 | Leuze Electronic Gmbh + Co. Kg | Lichtvorhang |
| EP3739365B1 (de) * | 2019-05-13 | 2024-04-24 | Leuze electronic GmbH + Co. KG | Optischer sensor |
| DE202019104105U1 (de) * | 2019-07-25 | 2020-10-28 | Leuze Electronic Gmbh + Co. Kg | Lichtschrankenanordnung |
| EP4375716A1 (de) * | 2022-11-24 | 2024-05-29 | Leuze electronic GmbH + Co. KG | Lichtvorhang |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE418426B (sv) * | 1978-04-10 | 1981-05-25 | Telub Ab | Ljusrida |
| US4266124A (en) * | 1979-08-10 | 1981-05-05 | Data Instruments, Inc. | Photoelectric object detector system |
| DE3119876A1 (de) * | 1981-05-19 | 1982-12-16 | Wilhelm Ruf KG, 8000 München | "infrarot-sende-empfangssystem" |
| DE3131534A1 (de) * | 1981-08-08 | 1983-03-17 | Gebhard Balluff Fabrik feinmechanischer Erzeugnisse GmbH & Co, 7303 Neuhausen | Lichtschranke mit einem lichtsender und einem lichtempfaenger |
| DE3601516A1 (de) * | 1986-01-20 | 1987-07-23 | Agie Ag Ind Elektronik | Lichtschranke |
| DE3605885A1 (de) * | 1986-02-24 | 1987-08-27 | Ifm Electronic Gmbh | Lichtschranke |
| DE3803033A1 (de) * | 1988-02-02 | 1989-08-10 | Sick Erwin Gmbh | Lichtschrankengitter |
-
1989
- 1989-11-27 DE DE19893939191 patent/DE3939191C3/de not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4224784A1 (de) * | 1992-07-27 | 1994-02-03 | Lumiflex Elektronik Gmbh & Co | Verfahren zum Betrieb von Lichtschranken, Lichtgittern oder Lichtvorhängen |
| DE4323910A1 (de) * | 1993-07-16 | 1995-01-19 | Leuze Electronic Gmbh & Co | Lichtschranke mit einer Auswerteelektronik zum Erkennen von Störsignalen |
| DE4326099A1 (de) * | 1993-08-04 | 1995-02-09 | Hella Kg Hueck & Co | Lichtschrankensystem |
| DE4338978A1 (de) * | 1993-11-15 | 1995-05-18 | Sick Optik Elektronik Erwin | Verfahren zur Feststellung defekter Lichtsender und/oder Lichtempfänger eines Lichtgitters und Lichtgitter |
| DE4338978C2 (de) * | 1993-11-15 | 1998-05-07 | Sick Ag | Verfahren zur Feststellung defekter Lichtsender und/oder Lichtempfänger eines Lichtgitters und Lichtgitter |
| DE19510304C1 (de) * | 1995-03-22 | 1996-02-01 | Leuze Electronic Gmbh & Co | Lichtschrankengitter |
| DE19925553A1 (de) * | 1999-06-04 | 2000-12-21 | Leuze Lumiflex Gmbh & Co | Optoelektrische Vorrichtung |
| DE19925553C2 (de) * | 1999-06-04 | 2003-10-16 | Leuze Lumiflex Gmbh & Co Kg | Optoelektrische Vorrichtung |
| DE19930994B4 (de) * | 1999-07-05 | 2006-03-02 | Leuze Lumiflex Gmbh + Co. Kg | Schaltungsanordnung zur Überwachung von Relais in Sicherheitsschaltungen mit mindestens 3 Relais |
| DE10046136A1 (de) * | 2000-09-15 | 2002-04-04 | Leuze Lumiflex Gmbh & Co | Verfahren und Vorrichtung zur Identifizierung von Lichtschrankensendern |
| DE10046136B4 (de) * | 2000-09-15 | 2006-04-20 | Leuze Lumiflex Gmbh + Co. Kg | Verfahren zur Identifizierung von Lichtschrankensendern |
| DE10350927C5 (de) * | 2003-10-31 | 2009-09-10 | Leuze Lumiflex Gmbh + Co. Kg | Lichtgitter |
| US7569843B2 (en) | 2003-11-25 | 2009-08-04 | Leuze Lumiflex Gmbh & Co. Kg | Method for processing receiver signal and optical sensor |
| DE202009003002U1 (de) * | 2009-03-04 | 2010-07-22 | Sick Ag | Optoelektronische Sensorenanordnung mit mehreren Lichtempfangspfaden |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3939191A1 (de) | 1991-05-29 |
| DE3939191C3 (de) | 1996-02-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8366 | Restricted maintained after opposition proceedings | ||
| 8305 | Restricted maintenance of patent after opposition | ||
| D4 | Patent maintained restricted | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: LEUZE LUMIFLEX GMBH + CO., 80993 MUENCHEN, DE |
|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: LEUZE LUMIFLEX GMBH + CO. KG, 82256 FUERSTENFELDBRUCK |