Patent application number | Description | Published |
20090028062 | SYSTEMS AND METHODS FOR PARTITIONING END-TO-END PERFORMANCE EFFECTS USING NETWORK TOMOGRAPHY - Systems and methods are presented for partitioning end-to-end performance effects using network tomography. In one embodiment, a method for partitioning end-to-end performance effects within a network is presented. The method includes determining a network topology between at least two test points, obtaining an unrelated approximation of edge effects between the test points, measuring end-to-end performance data between the test points corresponding to a target application, regularizing an estimate of edge effects for the target application using the unrelated approximation of edge effects, and computing the estimate of edge effects for the target application to partition the end-to-end effects. | 01-29-2009 |
20090245493 | System and Method for Displaying Call Flows and Call Statistics - The system and method identify a plurality of call flow events in a call analysis system. Call statistics are associated with the call flow events. The call flow events are organized into event groups each containing a plurality of call flow events. Once an event group is selected, call statistics for the events of the event group are displayed. In addition, the system and method allow for selection of individual call flow events in order to display calls associated with the events. | 10-01-2009 |
20110228915 | Interactive Flowgraph for Analyzing Caller Utterances - A method is disclosed for associating a caller utterance with corresponding elements of a flowgraph that depicts a voice-response system. Thus, an analyst who selects an element in a flowgraph receives immediate access to those utterances—and only those utterances—that are associated with the selected element. The analyst can easily listen to the utterances and review statistics associated with them. The utterances are stored, retrieved, and presented in a systematic and organized way. In some embodiments in accordance with the present invention, an utterance is associated with the link between two events in the voice-response system. In some alternative embodiments, an utterance is associated with other data, including, but not limited to: the event that precedes it; the event that follows it; the telephone number of the caller. | 09-22-2011 |
20120167060 | System and Method for Software Immunization Based on Static and Dynamic Analysis - Disclosed herein are systems, methods, and non-transitory computer-readable storage media for analyzing source code and identifying potential defects. The methods employ both static analysis and dynamic testing to detect program defects early in the development stage for better quality with less cost. The analysis also ranks identified potential defects and reports only the most likely defects to a human developer. Once defects are detected, they can be removed right away and similar defects can be prevented automatically. | 06-28-2012 |
20140019560 | PERFORMANCE STRESS EVALUATION OF MULTI-MODAL NETWORK NOTIFICATION SERVICE - Embodiments disclosed herein provide systems and methods for evaluating performance stress in a multi-modal network notification service. In a particular embodiment, a method provides generating a covering array of test factors corresponding to a plurality of modes and a plurality of test level values for each mode and determining an escalation hierarchy of the covering array comprising a plurality of nodes, wherein each node corresponds to a set of test factors in the covering array. The method further provides performing a notification test run of the set of test factors for each node in the escalation hierarchy to determine performance stress for each set of test factors. The method further provides generating a first factor-level-run table with the notification test runs corresponding to each of n-wise test factors and possible test level values and indicating which of the notification test runs in the factor-level-run table resulted in performance stress. | 01-16-2014 |
Patent application number | Description | Published |
20140271144 | TURBINE SHROUD - A turbine shroud for a gas turbine engine includes an annular metallic carrier, a blade track, and a cross-key connection formed between the annular metallic carrier and the ceramic blade track. The cross-key connection is formed between the annular metallic carrier and inserts included in the blade track. The inserts are bonded to an annular runner also included in the blade track by a braze layer. | 09-18-2014 |
20150016972 | BI-CAST TURBINE VANE - One aspect of the present disclosure includes a turbine vane assembly comprising a vane made from ceramic matrix composite material having an outer wall extending between a leading edge and a trailing edge and between a first end and an opposing second end; an endwall made at least partially from a ceramic matrix composite material configured to engage the first end of the vane; and a retaining region including corresponding bi-cast grooves formed adjacent the first end of the vane and a receiving aperture formed in the endwall; wherein a bond is formed in the retaining region to join the vane and endwall together. | 01-15-2015 |
20150377069 | COATING FOR ISOLATING METALLIC COMPONENTS FROM COMPOSITE COMPONENTS - A barrier coating for isolating a metallic support component from a composite component in a gas turbine engine is provided. The barrier coating may be applied to the metallic support component so that when the ceramic component is mounted on the metallic support component the barrier coating is engaged. | 12-31-2015 |
20160023957 | BRAZE FOR CERAMIC AND CERAMIC MATRIX COMPOSITE COMPONENTS - In some examples, a technique may include positioning a first part comprising a ceramic or ceramic matrix composite and a second part comprising a ceramic or a CMC adjacent to each other to define a joint region at the interface of the first part and the second part. In some examples, the joint region may be heated using at least one of a laser or a plasma arc source to heat the joint region to an elevated temperature. The first and second parts may be pressed together and cooled to join the first and second parts at the joint region. In other examples, a solid braze material including a filler material and a metal or alloy may be delivered to the joint region and locally heated to cause a constituent of the filler material and a constituent of the metal or alloy to react. When reacted, the constituents may form a solid material, which may join the first and second parts. | 01-28-2016 |
20160047549 | CERAMIC MATRIX COMPOSITE COMPONENTS WITH INSERTS - A gas turbine engine is disclosed that includes a compressor, a combustor, and a turbine. The turbine includes a turbine shroud having a blade track formed from a ceramic matrix composite material. The combustor includes a combustor liner formed from one or more ceramic matrix composite tiles. | 02-18-2016 |
20160083305 | METHOD FOR MAKING CERAMIC MATRIX COMPOSITE ARTICLES - A method of forming a composite article includes impregnating an inorganic fiber preform with a slurry composition. The slurry composition includes a particulate, a solvent, and a pre-gellant material. Gelling of the pre-gellant material in the slurry composition is initiated to immobilize the particulate and yield a gelled article, and substantially all solvent is removed from the gelled article to form a green composite article. The green composite article is then infiltrated with a molten infiltrant to form the composite article. | 03-24-2016 |
20160102407 | COATING SYSTEM INCLUDING OXIDE NANOPARTICLES IN OXIDE MATRIX - In some examples, an article may include a substrate and a coating on the substrate. The substrate may include a superalloy, a ceramic, or a ceramic matrix composite. The coating may include a layer comprising a matrix material and a plurality of nanoparticles. The matrix material may include at least one of silica, zirconia, alumina, titania, or chromia, and the plurality of nanoparticles may include nanoparticles including at least one of yttria, zirconia, alumina, or chromia. In some examples, an average diameter of the nanoparticles is less than about 400 nm. | 04-14-2016 |
20160102555 | COATING SYSTEM INCLUDING ALTERNATING LAYERS OF AMORPHOUS SILICA AND AMORPHOUS SILICON NITRIDE - In some examples, an article may include a substrate and a coating on the substrate. The substrate may include a superalloy, a ceramic, or a ceramic matrix composite. The coating may include a first set of layers and a second set of layers. At least one layer of the first set of layers is between two layers of the second set of layers. The at least one layer of the first set of layers comprises one of amorphous silica or silicon nitride, and the at least two layers of the second set of layers comprises the other of amorphous silica or silicon nitride. | 04-14-2016 |
Patent application number | Description | Published |
20110114479 | Composite Material Useful in Electrolytic Aluminum Production Cells - Composite materials comprising titanium diboride and boron nitride that are used to line electrolytic aluminum production cells are disclosed. The composite materials may be used to line the side walls and/or bottom wall of the cell. The ratio of titanium diboride to boron nitride may be controlled in order to provide the desired level of electrical conductivity depending upon the particular region of the cell in which the liner plate is installed. The titanium diboride/boron nitride composite materials exhibit desirable aluminum wetting behavior, and are capable of withstanding exposure to molten cryolite, molten aluminum and oxygen at elevated temperatures during operation of the electrolytic aluminum production cells. | 05-19-2011 |
20130075669 | TITANIUM DIBORIDE-SILICON CARBIDE COMPOSITES USEFUL IN ELECTROLYTIC ALUMINUM PRODUCTION CELLS AND METHODS FOR PRODUCING THE SAME - Composite materials comprising titanium diboride, silicon carbide and carbon-containing scavenger additions are useful in electrolytic aluminum production cells. The carbon-containing scavenger additions may include tungsten carbide, boron carbide and/or carbon. The amounts of titanium diboride, silicon carbide and carbon-containing scavenger are controlled in order to provide optimum perfonnance. The titanium diboride/silicon carbide composite materials may be used as cathodes in electrolytic aluminum production cells and are electrically conductive, exhibit desirable aluminum wetting behavior, and are capable of withstanding exposure to molten cryolite, molten aluminum and oxygen at elevated temperatures during operation of such cells. | 03-28-2013 |
20140255113 | MONOLITHIC CERAMIC END MILL - End mills are disclosed which may be made monolithically of ceramic or other materials. The cutting portions of the end mills have lengths of cut that are no more than twice their cutting diameters and cores which are at least 0.7 times their cutting diameters. Their axial blades have cutting edges with negative radial rake and are separated by helical flutes. Their cutting ends have negative axial rake and are gashed ahead of center and have radial cutting edges with negative rake. Such end mills also have radiused corners and gashes transitioning from radial to axial at a flute. Methods of milling materials using such ceramic end mills are also disclosed. | 09-11-2014 |
Patent application number | Description | Published |
20130185943 | HAND CUTTER WITH BLADE GUARD - A hand cutter with a blade guard providing the highest possible protection from accidental cutting. The blade guard can be effortlessly activated from the locked position by a trigger, which is achieved by closing the hand around the cutter handle. The released blade guard remains in the released state until the blade has been put to use by cutting the object, when the blade guard release is removed so that the blade guard is automatically relocked as soon as the blade guard returns to the initial protected position. | 07-25-2013 |
20140109413 | HAND CUTTER WITH BLADE GUARD - A hand cutter with a retractable blade guard providing an unimpaired view of the blade, when it is placed on the object. The blade guard is unlocked and retracted by a trigger mechanism, which is activated by closing the hand around the cutter handle. The blade guard remains in the retracted position until the trigger is released or a relocking mechanism is activated by putting the blade to use by cutting the object. | 04-24-2014 |
20140290070 | SCRAPER HAND TOOL - A scraper hand tool with a retractable scraper blade, allowing the scraper blade to be moved in and out of a protected position, by including springs, which provide the force required for automatically moving the scraper blade from the extended to the retracted position. | 10-02-2014 |
20140352156 | CUTTING HAND TOOL - A cutting hand tool which allows easy cutting of thin materials, such as film, paper, packaging or other flexible materials even if the material is folded or stretchy such as shrink- or stretch-wrap, without requiring a strong force, while at the same time protecting the user from injuries. The cutting blade is placed in a recess to prevent accidents and can be rotated or laterally moved by activating a trigger so that an additional force can be applied to cut the material whenever this is required to continue the cutting motion, when the material is rolled over, folded, bunched or reinforced and therefore requires an additional cutting force. | 12-04-2014 |
Patent application number | Description | Published |
20130098847 | FILTERING SYSTEMS AND METHODS FOR FRYER APPARATUS - A fryer apparatus includes a cooking chamber, at least one heating element in the cooking chamber, a filter pan that filters cooking medium from the cooking chamber, a drain valve that controls flow of cooking medium from the cooking chamber, and a filter pump that pumps filtered cooking medium from the filter pan to the cooking chamber. Inlet orifices are disposed in the cooking chamber, and selectively eject filtered cooking medium into the cooking chamber. A controller controls the drain valve to adjust the rate of flow from the cooking chamber, and selectively activates at least inlet orifice of the plurality of inlet orifices to eject filtered cooking medium into the cooking chamber. The controller is configured to control the drain valve and the selective activation of the at least one inlet orifice to maintain a substantially constant level of cooking medium in the cooking chamber throughout a filtering operation. | 04-25-2013 |
20140076904 | LID LOCKING SYSTEM AND COOKING APPARATUS HAVING LID LOCK - A cooking apparatus includes a cooking chamber for receiving a. cooking medium, a lid configured to cover the cooking chamber, and a lid locking system. The lid locking system includes a pressure lock pin coupled to a movable diaphragm, an electronic lock pin coupled to the lid, and a latch. The latch includes a pressure lock pin aperture formed therein to accommodate the pressure lock pin, and an electronic lock pin aperture formed therein to accommodate the electronic lock pin. The pressure lock pin engages the latch in response to pressure in the cooking chamber exceeding a predetermined threshold, and the electronic lock pin engages the latch in response to a lock signal from a controller. | 03-20-2014 |
20140182459 | AUTOMATIC COOKING MEDIUM LEVEL CONTROL SYSTEMS AND METHODS - An automatic cooking medium level control system for a cooking apparatus, e.g., a fryer, may include a cooking vessel having a first temperature sensor at a first level of the cooking vessel and a second temperature sensor at a second level of the cooking vessel. A reservoir holding a cooking medium, such as cooking oil, may be in fluid communication with the cooking vessel. A controller may monitor temperature data from the first and second temperature sensors to determine whether the level of cooking oil in the cooking vessel has lowered. Upon determining that the cooking oil level has lowered, the controller may actuate a supply mechanism, such as a pump, which may be disposed on a fluid communication path between the reservoir and cooking vessel, which may enable the introduction of cooking medium from the reservoir to the to the cooking vessel. | 07-03-2014 |
20150129509 | PRESSURE ASSIST FEATURE FOR PRESSURE FRYER - Methods and systems disclosed herein may be methods for rapidly increasing pressure in a pressure fryer cooking vessel during a cooking cycle. Such methods and systems may comprise determining whether a pressure output in the cooking vessel is closed. Such methods and system may also include determining a pressure of the cooking vessel, comparing the pressure of the cooking vessel to a predetermined optimal pressure to determine whether the pressure of the cooking vessel is less than the optimal pressure, and activating a filter pump configured to supply air from a drain pan into the cooking vessel in response to determining that the pressure output is closed and the pressure of the cooking vessel is less than the optimal pressure. Such methods and systems may further include deactivating the filter pump when the pressure within the cooking vessel is equal to or greater than the optimal pressure. | 05-14-2015 |