Patent application number | Description | Published |
20110106587 | DISTRIBUTED AUDIENCE MEASUREMENT SYSTEMS AND METHODS - Systems and methods are disclosed for customizing, distributing and processing audio fingerprint data. One or more items of audio content are processed to generate pre-recorded audio fingerprints After identifying one or more specific devices in accordance to panelist and/or household data from a central site, an activation message is communicated to the identified devices, together with the pre-recorded audio fingerprint in accordance with a predetermined schedule. After receiving the activation message, the portable device records the audio content, forms an audio fingerprint, and performs local matching to determine if a match exists. The matching result is then communicated back to the central site for further processing and analysis. | 05-05-2011 |
20120203363 | APPARATUS, SYSTEM AND METHOD FOR ACTIVATING FUNCTIONS IN PROCESSING DEVICES USING ENCODED AUDIO AND AUDIO SIGNATURES - Apparatus, system and method for accessing supplementary data and/or executing software on a device capable of receiving multimedia are disclosed. After multimedia is received, ancillary code is detected and a signature is concurrently extracted from an audio portion of the multimedia. The ancillary code includes a plurality of code symbols arranged in a plurality of layers in a predetermined time period, and the signature is extracted from features of the audio of the multimedia. Supplementary data is accessed and/or software is executed using the detected code an/or signature. | 08-09-2012 |
20120203559 | ACTIVATING FUNCTIONS IN PROCESSING DEVICES USING START CODES EMBEDDED IN AUDIO - Apparatus, system and method for performing an action such as accessing supplementary data and/or executing software on a device capable of receiving multimedia are disclosed. After multimedia is received, a monitoring code is detected and a signature is extracted in response thereto from an audio portion of the multimedia. The ancillary code includes a plurality of code symbols arranged in a plurality of layers in a predetermined time period, and the signature is extracted from features of the audio of the multimedia. Supplementary data is accessed and/or software is executed using the detected code and/or signature. | 08-09-2012 |
20120239407 | SYSTEM AND METHOD FOR UTILIZING AUDIO ENCODING FOR MEASURING MEDIA EXPOSURE WITH ENVIRONMENTAL MASKING - An audio beacon system, apparatus and method for collecting information on a panelist's exposure to media. An audio beacon is configured as on-device encoding technology that is operative in a processing device (e.g., cell phone, PDA, PC) to enable the device to encode an environmental sound and transmit it for a predetermined period of time. The acoustically transmitted data is received and processed by a portable audience measurement device, such as Arbitron's Personal People Meter™ (“PPM”), or other specially equipped portable device to enable audience measurement systems to achieve higher levels of detail on panel member activity and greater association of measurement devices to their respective users. | 09-20-2012 |
20120245978 | SYSTEM AND METHOD FOR DETERMINIMG CONTEXTUAL CHARACTERISTICS OF MEDIA EXPOSURE DATA - Systems and methods are disclosed for providing contextual information to research data relating to media exposure. Ambient fingerprints are formed on a device, where the fingerprints are used to establish a logical location where media exposure took place. The ambient signatures are alternately combined with monitored data to provide more robust data sets for contextual processing. | 09-27-2012 |
20120278377 | SYSTEM AND METHOD FOR DETERMINING DEVICE COMPLIANCE AND RECRUITMENT - Systems and methods are disclosed for processing data provided by portable user appliances (PUAs) that are configured to provide research data that includes media exposure data. Each of the PUAs include a detector or sensor that reports a configuration and/or usage of the PUA. The configuration and/or usage is processed to determine if the PUA is in compliance with a predetermined usage criteria. Under one example, each panelist is equipped with a plurality of PUAs such as smart phones, computers or other devices, and compliance is measured for each panelist across the plurality of PUAs while research data is collected. | 11-01-2012 |
20130135218 | TACTILE AND GESTATIONAL IDENTIFICATION AND LINKING TO MEDIA CONSUMPTION - Systems and methods are disclosed for identifying users of touch screens according to a touch/gesture profile. The profile includes stored electrical characteristics of contact with the touch screen. The profile is correlated with applications opened and/or accessed, along with any associated metadata, as well as media exposure data derived from audio received at the device. The correlated information may be used to confirm identification of one or more individuals using a device for audience measurement purposes. | 05-30-2013 |
20130138231 | APPARATUS, SYSTEM AND METHOD FOR ACTIVATING FUNCTIONS IN PROCESSING DEVICES USING ENCODED AUDIO - Apparatus, system and method for accessing supplementary data on a device capable of receiving multimedia are disclosed. After multimedia is received, ancillary code is detected from an audio portion of the multimedia. The ancillary code includes a plurality of code symbols arranged in a plurality of layers in a predetermined time period, wherein data associated with the supplementary data is arranged in at least one of the plurality of layers. Supplementary data is accessed using the data associated with the supplementary data. | 05-30-2013 |
20130138386 | MOVEMENT/POSITION MONITORING AND LINKING TO MEDIA CONSUMPTION - Systems and methods are disclosed for identifying users of portable user devices according to one or more accelerometer profiles created for a respective user. During a media session, the portable computing device collects media exposure data, while at the same time, collects data from the accelerometer and compares it to the user profile. The comparison authenticates the user and determines the physical activity the user is engaged in. Additional data may be collected from the portable computing device to determine one or more operational conditions of the device itself. Accelerometer data may also be used to determine probabilities that one or more users were actually exposed to a media event. | 05-30-2013 |
20130138388 | MULTIPLE METER DETECTION AND PROCESSING USING MOTION DATA - Systems and methods are disclosed for identifying users of portable user devices according to one or more accelerometer profiles created for a respective user. During a media session, the portable computing device collects media exposure data, while at the same time, collects data from the accelerometer and compares it to the user profile. The comparison authenticates the user and determines the physical activity the user is engaged in. Additional data may be collected from the portable computing device to determine one or more operational conditions of the device itself, including the detection of multiple devices being physically carried by one user. Gross motion strings may also be generated by devices and compared to see if strings match, thus suggesting multiple devices are being carried by one user. | 05-30-2013 |
20130157563 | MEDIA EXPOSURE AND VERIFICATION UTILIZING INDUCTIVE COUPLING - A computer-implemented system and method for establishing media data exposure, where a media device, such as a computer, radio, television and the like, receive media data and produces research data from it. The research data may be based on computer-based or computer network-based characteristics, ancillary codes or audio signatures. As the research data is being produced, an inductive coupling is sought for nearby portable computer devices. Once a portable computing device inductively couples to the media device, information is transferred, allowing a system to determine and/or verify that specific users were exposed to particular media data. | 06-20-2013 |
20130157568 | MEDIA EXPOSURE LINKING UTILIZING BLUETOOTH SIGNAL CHARACTERISTICS - A computer-implemented method for establishing media data exposure for a computer processing device, where media data received in the computer processing device. The computer processing device pairs itself with a plurality of portable computing devices using a Bluetooth connection when media data is received. A signal strength characteristic of the Bluetooth connection is established in the computer processing device for each of the paired plurality of portable computing devices. Each signal strength characteristic with the received media data is then established to determine which signal strength characteristic is the strongest when the media data was received in the computer processing device. | 06-20-2013 |
20130174231 | MEDIA EXPOSURE DATA COLLECTION AND SECURITY - Systems and methods are disclosed for securely transferring research data relating to media exposure data, such as radio, television, streaming media and the Internet. A plurality of portable computing devices seek and bond to a collector via Bluetooth in a specific area, such as a household. The collector authenticates itself with each of the portable computing devices and vice versa where the collector arranges a secure research data transfer session with each respective device using exchanged authentication files. As each secure session is made, each portable computing device transmits stored research data during the session. | 07-04-2013 |
20130202128 | System and Method for Determining Meter Presence Utilizing Ambient Fingerprints - Systems and methods are disclosed for providing portable device presence utilizing environmental ambient audio fingerprints. Portable devices provide media exposure data and environmental ambient fingerprints to a processing device, where the environmental ambient signatures provide at least one characteristic of the ambient audio surrounding each portable device. The environmental ambient signatures are then processed to determine if they match. Portable devices associated with matching signatures are identified. Ambient fingerprints may also be used to establish a logical location where media exposure took place. The ambient signatures are alternately combined with monitored data to provide more robust data sets for contextual processing. | 08-08-2013 |
20130262184 | Systems and Methods for Presence Detection and Linking to Media Exposure Data - A computer-implemented system, apparatus and method for monitoring media exposure data and correlating media exposure data to locations. Location data may be generated utilizing measurements of radio waves from WiFi and/or Bluetooth. Identification may also be transmitted when WiFi and/or Bluetooth transmission are received. As media is reproduced or received on/near a portable device, media exposure data is generated. Subsequent location data is monitored and processed to determine specific locations that may include commercial establishments. The locations are then correlated to the media exposure data to determine user actions related to media exposure. | 10-03-2013 |
20140111698 | Systems and Methods for Configuring Media Devices Utilizing Audio Codes or Signatures - A computer-implemented method for modifying operation of a media terminal device using characteristics of audio, wherein the characteristics may include ancillary code embedded in audio and/or audio signatures. When audio codes are read and/or signatures are extracted, they are processed to determine if they correspond to a predetermined characteristic that has a linked command. If correspondence is found, the command is executed to affect one or more operational layers of the media terminal device to modify at least one operational parameter. | 04-24-2014 |
20140113557 | Systems and Methods for Wirelessly Modifying Detection Characteristics of Portable Devices - A computer-implemented method for modifying operation of a portable processing device configured to scan for wireless signals under a first scan rate. As wireless signals are received in the portable processing device, characteristics of the wireless signals are analyzed, and if the characteristics match one or more characteristics, the operation of the portable processing device is modified. Under one exemplary embodiment, the first scan rate is modified to a second scan rate, where the second scan rate being different from the first. Under another exemplary embodiment, monitoring capabilities in the portable processing device are activated or modified to collect research data on media data. The characteristics may include identification information or messages/commands that are transmitted wirelessly. | 04-24-2014 |
20140114456 | Methods and Systems for Clock Correction and/or Synchronization for Audio Media Measurement Systems - Systems and methods are disclosed for synchronizing devices that produce identifiable characteristics from audio media. A device receives audio and produces initial time data. Subsequent time data is received at a coupling interface from a portable device that has access to accurate time sources. The subsequent time data is processed to determine if it is more accurate than the initial time data. If so, the clock of the device is updated to reflect the second time data. The device then processes the audio media to generate at least one identifiable characteristic relating to the audio, which may include ancillary codes and/or audio signatures. The identifiable characteristics are then transmitted together with the subsequent time data for detection. | 04-24-2014 |
20140180673 | Audio Processing Techniques for Semantic Audio Recognition and Report Generation - System, apparatus and method for determining semantic information from audio, where incoming audio is sampled and processed to extract audio features, including temporal, spectral, harmonic and rhythmic features. The extracted audio features are compared to stored audio templates that include ranges and/or values for certain features and are tagged for specific ranges and/or values. Extracted audio features that are most similar to one or more templates from the comparison are identified according to the tagged information. The tags are used to determine the semantic audio data that includes genre, instrumentation, style, acoustical dynamics, and emotive descriptor for the audio signal. | 06-26-2014 |
20140180674 | AUDIO MATCHING WITH SEMANTIC AUDIO RECOGNITION AND REPORT GENERATION - System, apparatus and method for determining semantic information from audio, where incoming audio is sampled and processed to extract audio features, including temporal, spectral, harmonic and rhythmic features. The extracted audio features are compared to stored audio templates that include ranges and/or values for certain features and are tagged for specific ranges and/or values. The semantic information may be associated with audio signature data | 06-26-2014 |
20140180675 | Audio Decoding with Supplemental Semantic Audio Recognition and Report Generation - System, apparatus and method for determining semantic information from audio, where incoming audio is sampled and processed to extract audio features, including temporal, spectral, harmonic and rhythmic features. The extracted audio features are compared to stored audio templates that include ranges and/or values for certain features and are tagged for specific ranges and/or values. The semantic information may be associated with audio codes to determine changing characteristics of identified media during a time period. | 06-26-2014 |
20140187268 | Apparatus, System and Method for Location Detection and User Identification for Media Exposure Data - A computer-implemented system, apparatus and method for monitoring media exposure data and correlating media exposure data to locations. Location data may be generated utilizing measurements of radio waves from WiFi and/or Bluetooth. Identification may also be transmitted when WiFi and/or Bluetooth transmission are received. As media is reproduced or received on/near a portable device, media exposure data is generated. Subsequent location data is monitored and processed to determine specific locations that may include commercial establishments. The locations are then correlated to the media exposure data to determine user actions related to media exposure. | 07-03-2014 |
20140295764 | MEDIA EXPOSURE LINKING UTILIZING BLUETOOTH SIGNAL CHARACTERISTICS - A computer-implemented method for establishing media data exposure for a computer processing device, where media data received in the computer processing device. The computer processing device pairs itself with a plurality of portable computing devices using a Bluetooth connection when media data is received. A signal strength characteristic of the Bluetooth connection is established in the computer processing device for each of the paired plurality of portable computing devices. Each signal strength characteristic with the received media data is then established to determine which signal strength characteristic is the strongest when the media data was received in the computer processing device. | 10-02-2014 |
20140365689 | SYSTEMS AND METHODS FOR CONFIGURING MEDIA DEVICES UTILIZING AUDIO CODES OR SIGNATURES - Example systems and methods for configuring media devices utilizing audio codes and/or signatures are disclosed. Example methods disclosed herein include, responsive to determining that an audio code is not present in audio data received by a device, generating a signature from the audio data. Such example methods also include determining whether the signature is associated with a first command to be executed by the device to modify operation of the device. Such example methods further include, when the signature is determined to be associated with the first command, executing the first command to modify the operation of the device. | 12-11-2014 |
20150039320 | Systems Apparatus and Methods for Encoding/Decoding Persistent Universal Media Codes to Encoded Audio - Apparatus, system and method for encoding and/or decoding persistent universal media identification (ID) codes embedded in audio. For encoding, a persistent identifier code is generated or received from a registry database, where the code includes data for uniquely identifying a media object. Audio code components including frequency characteristics are generated to represent symbols of the persistent identifier code and the audio code components are psychoacoustically embedded into an audio portion of the media object to include the persistent identifier code within one or more of a plurality of encoding layers. Such embedded audio may be subsequently decoded by transforming the audio data into a frequency domain and processing the transformed audio data to detect the persistent identifier code. | 02-05-2015 |
20150039321 | Apparatus, System and Method for Reading Codes From Digital Audio on a Processing Device - Apparatus, system and method for reading ancillary code embedded into digital audio, where a processing device executes a decoder application that includes a decoder application interface that is communicatively coupled to a media player application within one or more frameworks of the processing device. As digital audio is received and sampled, the decoder application is configured to transform the digital audio from a time domain to a frequency domain and to process frequency characteristics to determine the presence of ancillary audio codes. | 02-05-2015 |
20150039322 | APPARATUS, SYSTEM AND METHOD FOR MERGING CODE LAYERS FOR AUDIO ENCODING AND DECODING - Apparatus, system and method for encoding and decoding ancillary code for digital audio, where multiple encoding layers are merged. The merging allows a greater number of ancillary codes to be embedded into the encoding space, and further introduces efficiencies in the encoding process. | 02-05-2015 |
20150039637 | Systems Apparatus and Methods for Determining Computer Apparatus Usage Via Processed Visual Indicia - A computer-implemented apparatus, system and method to determine usage of a processing device, such as a cell phone, tablet, laptop, personal computer, etc. and/or to determine media exposure on a processing device. Screenshot images from the device are received and processed to form a feature map, where image characteristics are extracted from the feature map. These characteristics are then used to determine the presence of text and consequently extract text from the screenshot image. The text is then collected and compared to a library of text that is linked to specific device uses (e.g., software application, format) or specific media (e.g., artist, song, file name). Matches are then logged and used to generate audience measurement reports. | 02-05-2015 |
20150039972 | APPARATUS, SYSTEM AND METHOD FOR MERGING CODE LAYERS FOR AUDIO ENCODING AND DECODING AND ERROR CORRECTION THEREOF - Apparatus, system and method for encoding and decoding ancillary code for digital audio, where multiple encoding layers are merged. The merging allows a greater number of ancillary codes to be embedded into the encoding space, and further introduces efficiencies in the encoding process. Utilizing certain error correction techniques, the decoding of ancillary code may be improved and made more reliable. | 02-05-2015 |
20150100692 | MONITORING MEDIA EXPOSURE USING WIRELESS COMMUNICATIONS - Disclosed examples involve collecting a cookie at a client device based on media accessed via a web page at the client device, and selecting a portable device identifier at the client device. The portable device identifier corresponds to a closest one of a plurality of portable devices in wireless communication with the client device. The portable device identifier is associated with a particular person. In response to instructions embedded in the media, a hypertext transfer protocol (HTTP) request is sent to a server. The HTTP request includes the cookie, the portable device identifier, and information identifying exposure to the media. | 04-09-2015 |
20150154973 | ACTIVATING FUNCTIONS IN PROCESSING DEVICES USING ENCODED AUDIO AND DETECTING AUDIO SIGNATURES - Methods and apparatus for performing an action on a device based on audio are disclosed. An example method includes determining at a first device whether the audio includes a monitoring code indicating that the audio is to be monitored, generating a signature using a portion of the audio containing the monitoring code, and causing the action to be performed on a second device based on at least one of the monitoring code or the signature. | 06-04-2015 |
20150221312 | APPARATUS, SYSTEM AND METHOD FOR MERGING CODE LAYERS FOR AUDIO ENCODING AND DECODING AND ERROR CORRECTION THEREOF - Apparatus, system and method for encoding and decoding ancillary code for digital audio, where multiple encoding layers are merged. The merging allows a greater number of ancillary codes to be embedded into the encoding space, and further introduces efficiencies in the encoding process. Utilizing certain error correction techniques, the decoding of ancillary code may be improved and made more reliable. | 08-06-2015 |
Patent application number | Description | Published |
20080204273 | Survey data acquisition - A monitor for receiving survey data includes a wireless communication facility. Wireless communication facilities adapted to communicate with an appliance having a corresponding wireless communication facility. A signal corresponding to survey data acquired by the monitor is received at the appliance and forwarded over a communications network to a data collection device. | 08-28-2008 |
20090037575 | RESEARCH DATA GATHERING WITH A PORTABLE MONITOR AND A STATIONARY DEVICE - Methods of gathering data concerning a location of an audience member proximate to a content presentation are provided. A stationary device is proximate to the content presentation. A portable monitor is carried by or with the person of an audience member. Location data is obtained by communicating data from the portable monitor to the stationary device, or from the stationary device to the portable monitor, or by comparing data gathered by both the stationary device and the portable monitor. | 02-05-2009 |
20100268540 | SYSTEM AND METHOD FOR UTILIZING AUDIO BEACONING IN AUDIENCE MEASUREMENT - An audio beacon system, apparatus and method for collecting information on a panelist's exposure to media. An audio beacon is configured as on-device encoding technology that is operative in a panelist's processing device (e.g., cell phone, PDA, PC) to enable the device to encode and/or process media data and acoustically transmit it for a predetermined period of time. The acoustically transmitted data is received and processed by a portable audience measurement device, such as Arbitron's Personal People Meter™ (“PPM”), or other specially equipped portable device to enable audience measurement systems to achieve higher levels of detail on panel member activity and greater association of measurement devices to their respective panelists. | 10-21-2010 |
20110208515 | SYSTEMS AND METHODS FOR GATHERING RESEARCH DATA - Methods and systems are provided for gathering research data that includes information pertaining to audio signals received on a portable device, such as a cell phone. Frequency domain data is received or produced, a signature is extracted from the frequency domain data and an ancillary code is read from the frequency domain data. | 08-25-2011 |
20120290265 | Methods and Systems for Testing Ability to Conduct a Research Operation - Methods and systems for testing an ability of a Portable User Appliance (PUA) and/or a research data gathering system coupled therewith including a method for testing an ability of a PUA to carry out a research operation, comprises communicating a testing message to the PUA and/or research data gathering system coupled therewith, the testing message comprising one of a test command to test its ability to carry out a research operation, and test data to establish, enable or provide a capability thereof to test its ability to carry out a research operation. | 11-15-2012 |
20130346149 | Network-Based Methods and Systems for Initiating a Research Panel of Persons Operating Under a Group Agreement - Methods and systems for initiating participation of a user of a portable device (PUA) in a research operation using a respective one of a plurality of PUA's providing communication services pursuant to a single agreement with a communication service provider. Data identifying the PUA user is associated with data identifying a group of persons receiving communication services pursuant to the single agreement, and demographic data of the PUA user is associated with the data identifying the PUA user. | 12-26-2013 |
20140236592 | SYSTEMS AND METHODS FOR GATHERING RESEARCH DATA - Methods and systems are provided for gathering research data that includes information pertaining to audio signals received on a portable device, such as a cell phone. Frequency domain data is received or produced, a signature is extracted from the frequency domain data and an ancillary code is read from the frequency domain data. | 08-21-2014 |
20150032239 | RESEARCH DATA GATHERING - An ancillary code is extracted from the media signal by monitoring the media signal during a first time interval according to a first monitoring parameter, evaluating the media signal to detect an ancillary code and optionally monitoring the media signal during a second monitoring time interval depending on an outcome of the evaluation of the media signal. In different iterations, different data acquisition window durations and/or overlaps are applied according to a factor such as an iteration count or a detection confidence level. | 01-29-2015 |
20150242864 | Methods and systems for conducting research operations - Methods and systems for setting up, promoting, operating, maintaining and/or terminating a research operation carried out with the use of a portable user appliance (PUA) are disclosed. An example method to collect user feedback includes detecting, via a portable device worn by a user, an external environmental stimulus fixedly located proximate to a location of the portable device. The example method includes presenting via the portable device a survey sent to the portable device from a mobile telecommunication device carried by the user. The survey requests feedback associated with the environmental stimulus. The example method also includes receiving a user response associated with the survey at the portable device. The example method further includes sending the user response from the portable device to the mobile telecommunication device carried by the user. | 08-27-2015 |
Patent application number | Description | Published |
20090065077 | Double seat valve for separating media - A double seat valve for separating media includes a valve housing which has connectors for a first pipeline and a second pipeline, a first closing element and a first closing element seat which is assigned to the latter, where the first closing element is in seal-forming abutment, in its closed position, with the first closing element seat via at least one sealing element, and a second closing element which is spaced apart axially from the first closing element, and a second closing element seat which is assigned to the second closing element, where the second closing element is, in its closed position, in seal-forming abutment with the second closing element seat via at least one sealing element, where the two closing elements can be lifted independently of one another from their respective closing element seat, and where a leakage space is provided between the two closing elements. | 03-12-2009 |
20100096578 | Valve For Separating Product Media In The Pipes Of A Product-Carrying System - The invention relates to a valve for separating product media in pipes of a product-carrying system. The valve comprises a valve housing and a valve body arranged in a valve housing interior. The valve has a drive element which is movable in the axial direction, is connected to the valve body and is intended for moving the valve body. The valve further comprises a sealing diaphragm for sealing a valve housing interior on the drive side. The sealing diaphragm has a radially extending diaphragm body with a radially inner opening through which the drive element reaches. The diaphragm body has a radially outer edge region and a radially inner edge region which surrounds the radially inner opening. The radially outer edge region is clamped radially and the radially inner edge region is clamped axially. The sealing diaphragm is manufactured from a dimensionally stable material which is thermally resistant up to at least approximately 130° C. | 04-22-2010 |
20120313027 | RING SEAL FOR A CLOSING ELEMENT OF A VALVE AND SEAL ARRANGEMENT WITH SUCH A RING SEAL - A ring seal for a closing element of a valve, in particular of a valve of a process engineering installation, a seal arrangement including the ring seal, and a valve including the seal arrangement. The ring seal has a ring body defining a longitudinal axis perpendicular to the plane of the ring body; a seal surface on a radially outer surface in relation to the longitudinal axis; and two substantially radially directed leg portions spaced apart from one another in the direction of the longitudinal axis. The two leg portions are connected to one another by a bridge portion extending in the direction of the longitudinal axis, on the radially outer surface of which bridge portion the sealing surface is provided; and, a radially inner surface of the bridge portion is spaced apart in the radial direction from ends of the leg portions which are remote from the sealing surface. | 12-13-2012 |
20130099148 | Valve For Product-Guiding Processing Plant - A valve for a product-guiding processing plant comprises a housing, in which a closure member and a closure member seat are arranged. The closure member seat is provided on a cylindrical inner wall of a housing portion of the housing. The closure member has a sealing element, which cooperates in a sealing manner with the closure member seat in a closed position of the closure member. The closure member is displaceable in the direction of a longitudinal axis of the housing between an open position, in which the sealing element is distanced from the closure member seat, and the closed position. The valve comprises a scraper for detaching product residues from the inner wall of the inner cylindrical housing portion, the scraper being arranged ahead of the sealing element, as viewed in the direction of closure of the closure member from the open position into the closed position, and being moved along and against the inner wall of the inner cylindrical housing portion when the closure member is displaced from the open position into the closed position. | 04-25-2013 |
20130192690 | Double Seat Valve For Separating Media - A double seat valve for separating media includes a housing having a first connector for a first pipeline and a second connector for a second pipeline, a first closing member of the first connector and a first closing member seat assigned thereto, the first closing member in closed position cooperating in sealing manner with the first closing member seat via at least one sealing element, a second closing member of the second connector axially spaced from the first closing member, and a second closing member seat assigned to the second closing member, the second closing member in closed position cooperating in sealing manner with the second closing member seat via at least one sealing element. The two closing members can be lifted independently of one another from their respective closing member seats. A leakage space is also provided between the two closing members and discharges into a leakage outlet. | 08-01-2013 |
20140326341 | Aseptic Double Seat Valve - An aseptic double seat valve has a housing, which has connections for two pipe conduits. A first valve seat and a second valve seat are arranged spaced apart from one another in the direction of a longitudinal axis in the housing between the connections for the two pipe conduits. A first closing body interacts in a sealing manner with the first valve seat, and a second closing body interacts in a sealing manner with the second valve seat. A first elongate valve stem, which is of hollow design is connected to the first closing body, and a second elongate valve stem, which extends through the interior of the first valve stem, is connected to the second closing body. A diaphragm, which has a radially inner opening, serves to seal off a gap present between the first valve stem and the second valve stem. An outer rim of the diaphragm is fixed in a sealing manner on the second closing body, and the inner rim of the diaphragm is fixed in a sealing manner on the first valve stem. | 11-06-2014 |