| Patent Number |
Title Of Patent |
Date Issued |
| D595164 |
Position sensor |
June 30, 2009 |
|
| D580885 |
Connector module for an optoelectronic sensor |
November 18, 2008 |
|
| D557219 |
Optoelectronic sensor |
December 11, 2007 |
|
| D531525 |
Optoelectronic sensor |
November 7, 2006 |
|
| D512426 |
Bar code reader design |
December 6, 2005 |
|
| 7623031 |
Method and apparatus for the control of a safety-relevant function of a machine |
November 24, 2009 |
| An apparatus for the control of at least one safety-relevant function of a machine is described having a machine control for the control of the movements of the machine, having at least one sensor for the sensing of an object inside a monitored zone and having an evaluation unit for the |
| 7622728 |
Device for optoelectronic monitoring of objects and detecting of light beams scattered at a face |
November 24, 2009 |
| A device for optoelectronic monitoring of an object (26) contains a transmitting unit (12) and a receiving unit (14) that are located in a housing (10) covered by a faceplate (16). The transmitting unit (12) emits light beams (24) in a structured illuminating pattern. The illuminatin |
| 7602505 |
Method for the automatic parameterization of measuring systems |
October 13, 2009 |
| A method for the automatic parameterization of measuring systems for the measurement of objects transported by means of a transport device, in particular volume measurement systems, wherein at least one image, which is at least one-dimensional and comprises picture elements, of a test |
| 7590345 |
Optoelectronic protection device |
September 15, 2009 |
| An optoelectronic protective device for providing switching signals when an unauthorized object is present in a passageway or an opening through a wall. A light source illuminates the opening, and a camera forms a picture of at least one of the wall surfaces defining the opening. A c |
| 7589826 |
Laser scanner |
September 15, 2009 |
| A laser scanner which operates pursuant to the elapsed time principle and which has a pulsed laser that directs successive light pulses into a monitored region. The laser scanner further has a light receiving arrangement for receiving light pulses reflected by an object in the monito |
| 7589523 |
Magnetic sensor |
September 15, 2009 |
| A magnetic sensor for determining positions of an activation magnet along a monitored distance with at least two sensor elements. Both sensor elements are subjected to at least one component of a magnetic field of the activation magnet. An evaluation unit coupled to the sensor element |
| 7589311 |
Optoelectronic sensor and method for detecting objects with polarized light |
September 15, 2009 |
| A method and apparatus for detecting objects has a sensor with a light source, a light receiver, and a light retroreflector between them. Light from the source is transmitted to the detector along a light transmission path from the source to the retroreflector and is reflected back to th |
| 7579582 |
Scanning method and scanning apparatus |
August 25, 2009 |
| A scanning method for optical scanning of a body includes illuminating the body by a lighting unit and a light receiver unit receives light transmitted from the lighting unit to the body and reflected by the body so that a scanning zone of a scanning unit is defined by the lighting u |
| 7578156 |
Safety method and safety device for a machine, especially a bending press |
August 25, 2009 |
| A potentially dangerous machine is secured to protect against injuries and has first and second tool parts that define an opening gap between them. At least the first tool part is movable relative to the second tool part in a movement direction during an operating cycle for deforming a |
| 7570361 |
Test method for the testing of the functional capability of a monitoring sensor, monitoring meth |
August 4, 2009 |
| The invention relates to a test method for the testing of the functional capability of a monitoring sensor which scans a protective field to be monitored using a scanner. In accordance with the invention, at least one contour test object and one field test object are provided outside the |
| 7563039 |
Apparatus for securing a dangerous zone |
July 21, 2009 |
| Apparatus with an optical system for monitoring a protected field has at least two opposing optical units arranged so that the protected field is between them. Each optical unit includes a picture-taking unit and a processing and switching unit that is operatively connected with the |
| 7557906 |
Distance measurement instrument |
July 7, 2009 |
| A distance measurement device which has a lighting unit, including transmission optics with light beam forming optics. Illumination patterns are formed on objects in the measurement area which differ depending on the distances from the measurement device. A light receiving unit is ar |
| 7510120 |
Code reader |
March 31, 2009 |
| A code reader comprising an integrated light source for the illumination of a reading region, a sensor matrix and an optical receiving system positioned in front of the latter, wherein the light emergence surface of the light source is located in or closely in front of the depth of field |
| 7505620 |
Method for the monitoring of a monitored zone |
March 17, 2009 |
| In a method for the monitoring of a monitored zone next to and/or in an apparatus having at least one driven movable part, video images are used which were detected in time sequence by at least two video cameras whose fields of view overlap at least partly in an overlap region in the |
| 7480031 |
Scanner |
January 20, 2009 |
| A laser radar device that operates on an elapsed time basis and has a pulsating laser for emitting successive light pulses into a monitored region. A light receiver receives light impulses reflected by an object in the monitored region and generates electrical signals responsive to t |
| 7463419 |
Optoelectronic sensor |
December 9, 2008 |
| The invention relates to an optoelectronic sensor comprising an integrated arrangement of a plurality of light emitting diodes arranged in the region of an optical receiving system for the illumination of a sensing region, with beam-shaping optical elements being associated with the |
| 7454935 |
Safety method and optoelectronic sensor |
November 25, 2008 |
| A method and an optoelectronic sensor are provided for ensuring the safety of a machine tool having a first tool part carrying out working movements in the direction of a second tool part. The sensor monitors a three-dimensional protected field between the tool parts of the machine t |
| 7448242 |
Method for securing a machine tool and opto-electronic sensor for carrying out such a method |
November 11, 2008 |
| The invention relates to a method for securing a machine tool comprising a first tool part that carries out work movements in the direction of a second tool part in order thereby to carry out a machining process on a workpiece, wherein an optoelectronic sensor monitors a three-dimensiona |
| 7428688 |
Method of detecting two-dimensional codes |
September 23, 2008 |
| A method of detecting two-dimensional codes using a plurality of light and dark data bits arranged two-dimensionally. The method includes detecting the code as a gray scale value image, splitting the detected gray scale value image into image areas corresponding to the individual data bi |
| 7427743 |
Optoelectronic sensor |
September 23, 2008 |
| An optoelectronic sensor has a receiving optics and a lighting arrangement in the vicinity of the receiving optics. A plurality of light emitting diodes (LED) are linearly arranged relative to each other, and they illuminate a light receiving area. Anamorphic imaging optics for each LED |
| 7412293 |
Process control |
August 12, 2008 |
| The invention relates to a method for process control, wherein at least one process device to be controlled is controlled by at least one process module and by at least one safety module, in that process signals not relevant to safety are transmitted to a local control unit associated |
| 7408462 |
Control of monitored zone |
August 5, 2008 |
| The invention relates to a method for the control of a monitored zone, in particular at transport devices for objects, wherein the monitored zone is scanned by means of at least one spatially resolving sensor, in particular a laser scanner and/or a camera system, the positions of obj |
| 7391007 |
Optoelectronic apparatus and method of operating the optoelectronic apparatus in order to detect |
June 24, 2008 |
| A method for the detection of an object includes transmitting light in the direction of a reflector by a transmitter. The transmitted light is reflected by the reflector and is imaged as a reflector image and is detected by the receiver. The reflector image is evaluated and an object |
| 7388984 |
Method of recognizing a code |
June 17, 2008 |
| The invention relates to a method of recognizing a code which is encoded inside an image data set which contains a piece of respective information on a gray scale value for each of a plurality of picture elements. At least one dilation operation and/or erosion operation is carried out on |
| 7348536 |
Light grid with housing |
March 25, 2008 |
| A light grid which has a housing made from an extruded profile. An electronic component plate is movably insertable into the interior of the housing and carries the optical components of an emitter unit or a receiver unit, respectively. The housing has a support plate and an intermed |
| 7346213 |
Method for optically recognizing alpha-numerical characters |
March 18, 2008 |
| A method for optically recognizing alphanumeric characters which involves storing polygonal outer contours and inner contours of reference characters and their relative geometrical positions as normalized reference curves transformed into a tangent space. Outer and inner contours of |
| 7340930 |
Method for securing a machine tool and opto-electronic sensor for carrying out such a method |
March 11, 2008 |
| The invention relates to a method for securing a machine tool comprising a first tool part that carries out work movements in the direction of a second tool part in order thereby to carry out a machining process on a workpiece, wherein an optoelectronic sensor monitors a three-dimensiona |
| 7326914 |
Light grid for measuring an object |
February 5, 2008 |
| A light grid for measuring an object and securing a dangerous zone of a machine has an emitting unit with individual light emitters for directing a plurality of light beams in the form of emitted light cones approximately along a lit plane. A receiving unit is spaced apart from the e |
| 7318552 |
Apparatus for reading codes |
January 15, 2008 |
| Apparatus for reading codes for capturing one- and/or two-dimensional codes located at varying distances. A light receiver is arranged in a housing that also includes a projection optics and a deflecting mirror located on the optical axis between the projection optics and the light r |
| 7310996 |
Sensor |
December 25, 2007 |
| A sensing system having at least one magnetic or inductive sensor for determining the position of a piston. The sensor system has a positioning device with which at least two sensing positions for the sensing system can be set and adjusted. |
| 7299310 |
Connection module for the connection of a sensor to a fieldbus |
November 20, 2007 |
| The invention relates to a connection module for the connection of a sensor, in particular of an optoelectronic sensor, to a fieldbus, comprising a sensor interface for the connection of the connection module to an interface of a sensor, a serial bus interface for the connection of t |
| 7262403 |
Safety light grid |
August 28, 2007 |
| A safety or security light grid for monitoring a protected field having a light transmitting strip, which has a row of light transmitters arranged alongside each other, and a light receiving strip, which has light receivers arranged alongside each other associated with respective light |
| 7252237 |
Code reader |
August 7, 2007 |
| A scanner, especially one for the detection of one- and/or two-dimensional codes with a reception optics, projects the image of a reading line onto a linear arrangement of photoreceivers. An illumination arrangement for linearly illuminating an entire reading line has several substantial |
| 7215835 |
Method for operating optoelectronic sensors and sensor |
May 8, 2007 |
| A method for operating an optical sensor which has a light receptor that receives line-by-line reflected or returned light for a complete picture. At least some of the received pictures are compressed with a picture compression algorithm. To process the picture and more quickly store it |
| 7214954 |
Method for operating optical sensors |
May 8, 2007 |
| A method for operating an optical sensor for measuring a physical quantity with a defined scale value that is subject to a calibration certification. The measurement accuracy of the quantity being measured is dependent on at least one external condition, and a given scale value is us |
| 7213759 |
Method and an apparatus to read a barcode |
May 8, 2007 |
| The invention relates to a method of reading a machine-readable barcode including a pre-determined number of code elements, in particular bars and spaces, with a respective picture being taken by means of optical imaging of at least two adjacent and/or mutually overlapping part secti |
| 7199385 |
Method and an apparatus for the detection of objects moved on a conveyor means by means of an op |
April 3, 2007 |
| The invention relates to a method and to an apparatus for the detection of objects moved on a segmented conveyor means by means of an optoelectronic sensor, in which in each case the geometric center of the objects is determined via the optoelectronic sensor, whereupon the objects are ea |
| 7176444 |
Precision adjustable light barrier |
February 13, 2007 |
| A light barrier having a light emitter (9) spaced apart from a light receiver (10), the emitter including a light source (12) and transmission optics (13) emitting a substantially parallel light beam 11. The light receiver (10) and the light emitter (9) are aligned with each other for |
| 7130497 |
Optical position sensing apparatus |
October 31, 2006 |
| An optical position detection device is formed by an optical sending and receiving unit, which has a sender with associated transmission optics and a receiver arranged at a given distance or position from the sender with associated reception optics, and an optical lightguide unit. The tw |
| 7128267 |
Device for optical scanning of objects, especially markings |
October 31, 2006 |
| A device for optical scanning of markings, such as barcodes, has at least two transmitters (10, 20) that send light beams (12, 22) at different angles toward a rotating polygonal mirror (30), which deflects the light beams onto the markings being scanned. The light reflected by the m |
| 7116799 |
Apparatus and a method for the detection of objects |
October 3, 2006 |
| The invention relates to an apparatus and a method for the detection of an object moving in the monitored region of a camera, wherein measured values are compared with reference values and an object detection reaction is triggered when the measured value deviates in a predetermined m |
| 7112780 |
Detector unit |
September 26, 2006 |
| The invention relates to a detector unit which is made for connection to an optical bus which is formed by detector units of the same type arranged adjacently. The detector unit has a light transmitter, a light receiver and at least one optical connection path by which two optical in |
| 7107506 |
Method of detecting two-dimensional codes |
September 12, 2006 |
| A method is described of detecting two-dimensional codes, in particular matrix codes, which include a plurality of light and dark data bits arranged two-dimensionally, in particular in matrix form. In the method, the code is detected as a gray scale value image; the detected gray scale |
| 7095008 |
Protective device working in a contact free manner |
August 22, 2006 |
| A protective device working in a contact-free manner for the securing of a danger zone of a machine or the like comprises an optical evaluation field and a control and evaluation device which allows, in addition to a securing operation, in which a warning or machine stop signal is ge |
| 7087884 |
Light barrier or light grid with alignment mechanism |
August 8, 2006 |
| A light barrier or light grid which has at least one light emitter arranged in a first housing and at least one associated light receiver arranged in a second housing. At least one emitter of visible alignment light installed in the first or the second housing generates one or more a |
