Patent application number | Description | Published |
20100038099 | 90 Degree Dry Horizontal Sidewall Sprinkler - A horizontal dry fire protection sprinkler includes a housing having a vertical segment and a horizontal segment extending generally perpendicular to the vertical segment. The vertical segment defines an inlet opening. A plug member is disposed in the inlet opening for sealingly closing the inlet opening. A sprinkler is attached to the horizontal segment and includes a base having a passage extending therethrough and defining an outlet opening. A cap is disposed in the outlet opening and a heat sensitive trigger engages the cap. A translation mechanism is disposed in the housing and engaging the cap and supporting the plug member in the inlet opening, wherein when the heat sensitive trigger releases support of the cap, the translation mechanism is allowed to move within said housing to allow the plug member to dislodge from the inlet opening. | 02-18-2010 |
20100294521 | Fire Protection Sprinkler with Highly Sensitive Trigger - A heat responsive trigger assembly for a fire protection sprinkler may include a first plate having a bottom face; a second plate including a top face engaging the bottom face; a thermally conductive member disposed between the top and bottom faces and extending beyond a perimeter of at least one of the first and second plates; and a heat fusible material securing the first and second plates in an engaged position. The first and second plates may disengage in response to the heat fusible material reaching a predetermined temperature, thereby allowing a fire suppressant to discharge from the sprinkler. | 11-25-2010 |
20110203814 | Deflector Carrier - A sprinkler according to the present disclosure has a movable deflector that is spaced apart from its supporting pins by a carrier member. The spacing apart of the deflector from the pins may allow for the distribution pattern of the fire suppressant to be of a higher quality and reduce and/or minimize the possibility of voids or discontinuities in the distribution pattern. | 08-25-2011 |
20140102730 | Dry Sprinkler Assembly - A dry sprinkler assembly includes a housing, a sprinkler head assembly with a sprinkler head and a trigger assembly, and an actuator assembly. The actuator assembly has a sealing subassembly for sealing the inlet port of the housing and is operatively coupled to the trigger assembly such that the sealing subassembly releases the sealing of the inlet port in response to the trigger assembly releasing its closure at the outlet opening. The sealing subassembly moves in a linear path substantially parallel with the central longitudinal axis of the housing when releasing the sealing of the inlet port wherein the flow of fire suppressant through the inlet port and into the fluid flow passage is substantially unimpeded. | 04-17-2014 |
Patent application number | Description | Published |
20090323250 | GLOW PLUG CONTROL DUAL MODE FAULT DIAGNOSTICS - A glow plug control system for a vehicle comprises a mode control module and a fault diagnostic module. The mode control module enables one of a first mode and a second mode of operation based on a period of time that a glow plug is ON during a drive cycle. The fault diagnostic module selectively diagnoses a fault based on a first message, a second message, and a third message when the first mode is enabled and selectively diagnoses the fault independent of the second and third messages when the second mode is enabled. | 12-31-2009 |
20110061363 | EXHAUST DIAGNOSTIC SYSTEMS AND METHODS FOR RESETTING AFTER OPERATION WITH POOR REDUCTANT QUALITY - An exhaust diagnostic system includes a selective catalyst reduction (SCR) efficiency testing module that determines an efficiency of a SCR catalyst. An exhaust gas temperature management module selectively adjusts a temperature of the SCR catalyst to a predetermined temperature range using intrusive exhaust gas temperature management. A test enabling module initiates an SCR efficiency test using the SCR efficiency module after failing a prior SCR efficiency test and while the temperature of the SCR catalyst is within the predetermined temperature range. | 03-17-2011 |
20120041596 | EXHAUST DIAGNOSTIC SYSTEMS AND METHODS WITH SCR CONVERSION EFFICIENCY MONITOR DISABLING - A diagnostic control module includes a temperature gradient module. The temperature gradient module determines a temperature gradient across a selective catalytic reduction (SCR) catalyst of an exhaust system of an engine based on a plurality of temperature signals. A calibration module determines a weighted average based on the plurality of temperature signals. A SCR efficiency control module disables conversion efficiency monitoring based on the temperature gradient and the weighted average. | 02-16-2012 |
20120085082 | SYSTEM AND METHOD FOR DETECTING LOW QUALITY REDUCTANT AND CATALYST DEGRADATION IN SELECTIVE CATALYTIC REDUCTION SYSTEMS - A control system for a selective catalytic reduction (SCR) system includes a conversion efficiency determination module, an ammonia slip determination module, and a diagnostic module. The conversion efficiency determination module determines a conversion efficiency of an SCR catalyst. The ammonia slip determination module determines an amount of ammonia slip across the SCR catalyst when the conversion efficiency is less than a predetermined threshold. The diagnostic module determines pass/fail statuses of a reductant supply and the SCR catalyst based on the amount of ammonia slip and at least one ammonia slip threshold. | 04-12-2012 |
20130014575 | EXHAUST DIAGNOSTIC SYSTEM AND METHOD WITH SCR NH3 DEPLETION CLEANSING MODE FOR INITIAL STEP IN THE DEF QUALITY SERVICE HEALING TEST - An exhaust diagnostic system comprises a selective catalyst reduction (SCR) component testing module, an exhaust stream temperature management module, and a test enabling module. The component testing module executes an SCR component efficiency test. The exhaust stream temperature management module adjusts a temperature of the SCR component to a predetermined temperature range. The test enabling module executes a process for depleting a reductant load and subsequently initiates an SCR component efficiency test while the temperature of the SCR catalyst is within the predetermined temperature range. | 01-17-2013 |
Patent application number | Description | Published |
20140060776 | Dedicated Floor Bleed For An Air Conditioning System - A heating, ventilation and air conditioning system includes a case having a face outlet and a foot outlet. A door is movable between a first position closing the face outlet and opening the foot outlet and a second position opening the face outlet and closing the foot outlet. A bypass passage allows air flow around the door when the door is in the second position to allow a specified amount of air flow to the foot outlet when the door closes the foot outlet. | 03-06-2014 |
20140065942 | Three Door Structure For Partial Recirculation In An Air Conditioning System - A heating, ventilation and air conditioning system includes a blower unit that has a first interior air intake, a second interior air intake and an exterior air intake. Three doors are moved between open and closed positions to define a recirculation mode, a fresh mode and a partial recirculation mode. As the doors move between their open and closed positions, a variable partial mode and a variable fresh mode are defined. | 03-06-2014 |
20140065943 | Three Door Structure For Partial Recirculation In An Air Conditioning System - A heating, ventilation and air conditioning system includes a blower unit that has an interior air intake and an exterior air intake. Three doors are moved between open and closed positions to define a recirculation mode, a fresh mode and a partial recirculation mode. As the doors move between their open and closed positions, a variable partial mode and a variable fresh mode are defined. | 03-06-2014 |
20150044958 | Two Door Structure For Partial Recirculation In An Air Conditioning System - A heating, ventilation and air conditioning system includes a blower unit that has an interior air intake and an exterior air intake. Two doors are moved between open and closed positions to define a recirculation mode, a fresh mode and a partial recirculation mode. As the doors move between their open and closed positions, a variable partial mode and a variable fresh mode are defined. | 02-12-2015 |
Patent application number | Description | Published |
20090249871 | LEVEL SENSOR MOUNTING - A method for fixing a fuel level sensor in a fuel tank having an upper and a lower wall, the sensor having a foot and a top. The method fixedly secures the foot of the sensor to the bottom wall of the fuel tank through a molded-in retainer, and elastically fixes the tubular top of the sensor to the top wall the tank through a molded-in retainer as well. | 10-08-2009 |
20090263315 | Method for Manufacturing an Inner Liner For a Storage Tank - A method for manufacturing a polymeric inner liner for a storage tank, particularly a hydrogen storage tank, comprising:
| 10-22-2009 |
20100186526 | Method for mounting a capacitive level sensor in a liquid tank - Method for mounting a capacitive level sensor inside a liquid tank having a bottom wall, the sensor having a foot and a measuring portion comprising at least one capacitive element supported by a rigid support extending from said foot, wherein the foot is fixedly secured to the bottom wall of the tank through a retainer, and according to which the rigid support forms an angle with the foot so that the length of the measuring portion of the sensor is higher than the height of the tank in the portion where the foot is located. | 07-29-2010 |
20110094658 | Method for manufacturing a storage tank - Method for manufacturing a storage tank comprising an inner liner, an outer filament winding and a connecting part. The method comprises the steps of: blow molding the inner liner by extruding a parison, pinching the inner liner at least at one extremity to create a pinch and then blowing the parison; providing the connecting part with a slot of appropriate shape and size to receive a part of the pinch; inserting the part of the pinch in the slot so as to secure the inner liner and the connecting part; and applying the outer filament winding around the liner and the connecting part. | 04-28-2011 |
20120097318 | Process For Reinforcing A Rigid Plastic Fuel Tank - Process for reinforcing a plastic fuel tank comprising a wall defining an internal closed volume, according to which a structural member is fixed to the wall of the tank outside the closed volume, in at least two points being located in two different portions of said wall where a deflection induced when the tank is filled with fuel, is low; and said structure having at least one contact point with the tank wall in a portion of said wall where the deflection is high. | 04-26-2012 |
20140027958 | PROCESS FOR MANUFACTURING A FUEL TANK - A process for manufacturing a plastic fuel tank including at least one component, by molding a parison using a mold including two impressions and a core, the process including: introducing a parison into the mold impressions; introducing a core inside the parison, the core having a moving device including the at least one component closing the mold so that the impressions come into leaktight contact with the core; pressing the parison against the impressions by blowing through the core and/or applying a vacuum behind the impressions; fastening the at least one component on an inner wall of the parison; opening the mold to withdraw the core; and final molding the parison by blow-molding and/or thermoforming; and to enable its fastening to the parison, the component is moved away from the core by the moving device through a combination of a rotational motion and a linear motion. | 01-30-2014 |
20150354429 | METHOD FOR MONITORING UREA QUALITY OF AN SCR SYSTEM - A method for monitoring urea concentration and quality in a urea solution stored in a tank of an SCR system. The system comprising a pump driven by a motor and the pressure of which is controlled by a controller. The method comprises the steps of:—measuring a parameter value characteristic of the energy transmitted by the motor to the pump;—determining a urea concentration value based upon the parameter value characteristic of the energy transmitted by the motor to the pump. | 12-10-2015 |
Patent application number | Description | Published |
20110064758 | INFECTIOUS CLONES OF TORQUE TENO VIRUS - The present invention is directed to novel nucleotide and amino acid sequences of Torque teno virus (“TTV”), including novel genotypes thereof, all of which are useful in the preparation of vaccines for treating and preventing diseases in swine and other animals. Vaccines provided according to the practice of the invention are effective against multiple swine TTV genotypes and isolates. Diagnostic and therapeutic polyclonal and monoclonal antibodies are also a feature of the present invention, as are infectious clones useful in the propagation of the virus and in the preparation of vaccines. Particularly important aspects of the invention include vaccines that provide TTV ORF1 protein, or peptide fragments thereof, as antigen. | 03-17-2011 |
20120321654 | INFECTIOUS CLONES OF TORQUE TENO VIRUS - The present invention is directed to novel nucleotide and amino acid sequences of Torque teno virus (“TTV”), including novel genotypes thereof, all of which are useful in the preparation of vaccines for treating and preventing diseases in swine and other animals. Vaccines provided according to the practice of the invention are effective against multiple swine TTV genotypes and isolates. Diagnostic and therapeutic polyclonal and monoclonal antibodies are also a feature of the present invention, as are infectious clones useful in the propagation of the virus and in the preparation of vaccines. Particularly important aspects of the invention include vaccines that provide TTV ORF1 protein, or peptide fragments thereof, as antigen. | 12-20-2012 |
20140056940 | NOVEL ADJUVANT COMPOSITIONS - This invention relates to adjuvant formulations comprising various combinations of triterpenoids, sterols, immunomodulators, polymers, and Th2 stimulators; methods for making the adjuvant compositions; and the use of the adjuvant formulations in immunogenic and vaccine compositions with different antigens. This invention further relates to the use of the formulations in the treatment of animals. | 02-27-2014 |
20140234355 | INFECTIOUS CLONES OF TORQUE TENO VIRUS - The present invention is directed to novel nucleotide and amino acid sequences of Torque teno virus (“TTV”), including novel genotypes thereof, all of which are useful in the preparation of vaccines for treating and preventing diseases in swine and other animals. Vaccines provided according to the practice of the invention are effective against multiple swine TTV genotypes and isolates. Diagnostic and therapeutic polyclonal and monoclonal antibodies are also a feature of the present invention, as are infectious clones useful in the propagation of the virus and in the preparation of vaccines. Particularly important aspects of the invention include vaccines that provide TTV ORF1 protein, or peptide fragments thereof, as antigen. | 08-21-2014 |
Patent application number | Description | Published |
20090294709 | TWO STEP VALVE ACTUATOR - A valve is provided including a first valve member and a second valve member. The first valve member includes a first step and a first orifice adjacent the first step. The second valve member includes a second step and a second orifice adjacent the second step. The second valve member is movable relative to the first valve member between an open position, in which the first orifice is fluidly connected the second orifice, and a closed position, in which the first orifice is substantially fluidly disconnected from the second orifice. The first and second steps are fluidly connected to the second orifice and substantially fluidly disconnected from the first orifice when the second valve member is in the closed position, and the first and second steps are fluidly connected to the first and second orifices when the second valve member is in the open position. | 12-03-2009 |
20100012204 | VALVE MANIFOLD - A valve is provided including a first valve member and a second valve member. The first valve member includes a first step and a first orifice adjacent the first step. The second valve member includes a second step and a second orifice adjacent the second step. The second valve member is movable relative to the first valve member between an open position, in which the first orifice is fluidly connected the second orifice, and a closed position, in which the first orifice is substantially fluidly disconnected from the second orifice. The first and second steps are fluidly connected to the second orifice and substantially fluidly disconnected from the first orifice when the second valve member is in the closed position, and the first and second steps are fluidly connected to the first and second orifices when the second valve member is in the open position. | 01-21-2010 |
20100236651 | VALVE DAMPING SYSTEM - A valve is provided including a first valve member and a second valve member. The first valve member includes a first step and a first orifice adjacent the first step. The second valve member includes a second step and a second orifice adjacent the second step. The second valve member is movable relative to the first valve member between an open position, in which the first orifice is fluidly connected the second orifice, and a closed position, in which the first orifice is substantially fluidly disconnected from the second orifice. The first and second steps are fluidly connected to the second orifice and substantially fluidly disconnected from the first orifice when the second valve member is in the closed position, and the first and second steps are fluidly connected to the first and second orifices when the second valve member is in the open position. | 09-23-2010 |
20130276921 | VALVE MANIFOLD - A valve is provided including a first valve member and a second valve member. The first valve member includes a first step and a first orifice adjacent the first step. The second valve member includes a second step and a second orifice adjacent the second step. The second valve member is movable relative to the first valve member between an open position, in which the first orifice is fluidly connected the second orifice, and a closed position, in which the first orifice is substantially fluidly disconnected from the second orifice. The first and second steps are fluidly connected to the second orifice and substantially fluidly disconnected from the first orifice when the second valve member is in the closed position, and the first and second steps are fluidly connected to the first and second orifices when the second valve member is in the open position. | 10-24-2013 |
Patent application number | Description | Published |
20130212718 | CHIMERIC SPIDER SILK AND USES THEREOF - Transgenic silkworms comprising at least one nucleic acid encoding a chimeric silk polypeptide comprising one or more spider silk elasticity and strength motifs are disclosed. Expression cassettes comprising nucleic acids encoding a variety of chimeric spider silk polypeptides (Spider 2, Spider 4, Spider 6, Spider 8) are also disclosed. A piggyBac vector system is used to incorporate nucleic acids encoding chimeric spider silk polypeptides into the mutant silkworms to generate stable transgenic silkworms. Chimeric silk fibers having improved tensile strength and elasticity characteristics compared to native silkworm silk fibers are also provided. The transgenic silkworms greatly facilitate the commercial production of chimeric silk fibers suitable for use in a wide variety of medical and industrial applications. | 08-15-2013 |
20150322121 | Chimeric Spider Silk Polypeptides and Fibers and Uses Thereof - Transgenic silkworms comprising at least one nucleic acid encoding a chimeric silk polypeptide comprising one or more spider silk elasticity and strength motifs are disclosed. Expression cassettes comprising nucleic acids encoding a variety of chimeric spider silk polypeptides (Spider 2, Spider 4, Spider 6, Spider 8) are also disclosed. A piggyBac vector system is used to incorporate nucleic acids encoding chimeric spider silk polypeptides into the mutant silkworms to generate stable transgenic silkworms. Chimeric silk fibers having improved tensile strength and elasticity characteristics compared to native silkworm silk fibers are also provided. The transgenic silkworms greatly facilitate the commercial production of chimeric silk fibers suitable for use in a wide variety of medical and industrial applications. | 11-12-2015 |
20150322122 | Transgenic Silkworms Capable of Producing Chimeric Spider Silk Polypeptides and Fibers - Transgenic silkworms comprising at least one nucleic acid encoding a chimeric silk polypeptide comprising one or more spider silk elasticity and strength motifs are disclosed. Expression cassettes comprising nucleic acids encoding a variety of chimeric spider silk polypeptides (Spider 2, Spider 4, Spider 6, Spider 8) are also disclosed. A piggyBac vector system is used to incorporate nucleic acids encoding chimeric spider silk polypeptides into the mutant silkworms to generate stable transgenic silkworms. Chimeric silk fibers having improved tensile strength and elasticity characteristics compared to native silkworm silk fibers are also provided. The transgenic silkworms greatly facilitate the commercial production of chimeric silk fibers suitable for use in a wide variety of medical and industrial applications. | 11-12-2015 |
Patent application number | Description | Published |
20120087061 | Transition Metal Carbide or Nitride or Boride Based Supercapacitors with Metal Foam Electrode Substrate - In accordance with an embodiment of the disclosure, a method of making a supercapacitor includes impregnating a foam electrode substrate with an active material precursor, wherein the foam electrode substrate includes a plurality of pores and the active material precursor is dispersed into the pores. The method further includes reacting the active material precursor infiltrated foam substrate with a reductant under conditions sufficient to convert the active material precursor to an active material, wherein the active material is based on a nitride, an oxynitride, a carbide, or an oxycarbide of a metal selected from Groups III, IV, V, VI, or VII of the Periodic Table. | 04-12-2012 |
20120262842 | High Performance Transition Metal Carbide and Nitride and Boride Based Asymmetric Supercapacitors - In accordance with an embodiment of the disclosure, an asymmetric supercapacitor includes a first active material with a high hydrogen over-potential and a second active material with a high oxygen over-potential. The first active material is based on a nitride, an oxynitride, a carbide, an oxycarbide, a boride, or an oxyboride of a metal selected from Groups III, IV, V, VI, and VII of the Periodic Table. | 10-18-2012 |
Patent application number | Description | Published |
20090053085 | Peristalitic pump assembly and method for attaching a cassette thereto - A peristaltic pump assembly includes a housing having a cassette receiving portion defined therein, a securing shaft positioned within the cassette receiving portion, and a cassette including a tube disposed therein selectively engageable with the cassette receiving portion. A knob removably engages a portion of the securing shaft and includes a tab extending therefrom configured to contact and compress the tube when in a disengagement position. | 02-26-2009 |
20090056130 | Flow meter for measuring a flow rate of a flow of a fluid - A flow meter for measuring a flow rate of a flow of a fluid includes a housing member including a first section configured to matingly couple with a second section. The flow meter further includes an integrally formed laminar flow member removably held within at least a portion of the first section of the housing member. The laminar flow member includes a body and a plurality of channels integrally formed within the body, wherein each of the plurality of channels is substantially continuous in the longitudinal direction and substantially continuous in the transverse direction. | 03-05-2009 |
20090087325 | PERISTALTIC PUMP ASSEMBLY AND REGULATOR THEREFOR - A peristaltic pump assembly includes a pump body and a cassette removably attached thereto, wherein the cassette includes a race configured to provide a compression surface for a tube supported by the cassette. A roller assembly is operatively connected to the pump body, wherein the roller assembly includes a plurality of rollers configured to apply a predetermined force to the tube, thereby compressing the tube against the race. The peristaltic pump assembly further includes a regulator disposed in the pump body and operatively connected to the cassette, where the regulator is configured to regulate the predetermined force applied to the tube. | 04-02-2009 |
20090087326 | PERISTALTIC PUMP ASSEMBLY - A peristaltic pump assembly includes a pump body including a mounting pin coupled thereto. A removable cassette is slidably received on the mounting pin and is secured to the pump body via a retaining feature. The mounting pin is also configured to allow the removable cassette to rotate into and/or out of an installed position, or to position(s) therebetween. | 04-02-2009 |
20090087327 | PERISTALTIC PUMP AND REMOVABLE CASSETTE THEREFOR - A removable cassette for a peristaltic pump includes a cassette body and an occluder disposed at least partially in the cassette body and configured to be movable between an occluding position and a non-occluding position. The occluder includes an occluder body and an anti-ejection member integrally formed on the occluder body. The anti-ejection member is configured to substantially prevent the removal of the cassette from the peristaltic pump when the occluder is in the non-occluding position. | 04-02-2009 |
20090205493 | Method of removing water from an inlet region of an oxygen generating system - A method of removing water from an inlet region of an oxygen generating system is disclosed herein. The method includes condensing, in an inlet region of the oxygen generating system, at least a portion of water vapor from a feed gas to water, and removing the water from the oxygen generating system prior to introducing the then-at least partially dehumidified feed gas to at least one sieve bed operatively disposed in the oxygen generating system. | 08-20-2009 |
20090211438 | Method of determining the purity of oxygen present in an oxygen-enriched gas produced from an oxygen delivery system - A method of determining the purity of oxygen present in an oxygen-enriched gas produced from an oxygen delivery system is disclosed. The oxygen delivery system includes at least one sieve bed having a nitrogen-adsorbing material disposed therein and configured to adsorb nitrogen from a feed gas introduced into the at least two sieve beds via a pressure-swing adsorption cycle. The method includes determining a quantity of nitrogen adsorbed by the nitrogen-adsorbing material by inferring an effective volume of the at least one sieve bed based on a pressure change of the at least one sieve bed. | 08-27-2009 |
20090214370 | DAMPING APPARATUS FOR SCROLL COMPRESSORS FOR OXYGEN-GENERATING SYSTEMS - A radially compliant scroll compressor includes a fixed scroll, an orbiting scroll operatively connected to the fixed scroll, a synchronizer and at least one linkage member operatively connected to the orbiting scroll and the synchronizer. The at least one linkage member includes an orbiting crank handle operatively disposed on the linkage member, a crankpin operatively disposed through said synchronizer and extending into the crank handle and a damping member disposed on the crankpin between the synchronizer and the crank handle. | 08-27-2009 |
20090240160 | Infant monitoring system - An infant monitoring system according to embodiment(s) of the present disclosure includes a positioning member having a top surface, side surface, and tension strip, and an accelerometer in operative communication with the positioning member. The top surface, which may operatively contact an infant, receives and transmits infant cardiac impulses exerted on the top surface. The side surface, operatively connected to the accelerometer, has an initial angular orientation with respect to the top surface. The side surface receives the transmitted cardiac impulses and resolves a heart rate therefrom. The strip, having a substantially low bending stiffness and substantially high tension stiffness, is operatively connected to the top surface and bends longitudinally in response to infant inhalation forces exerted on the top surface. The bending causes angular deflections of the side surface with respect to the initial angular orientation. The accelerometer detects the angular deflections and resolves therefrom a respiration rate. | 09-24-2009 |
20110171052 | PERISTALTIC PUMP ASSEMBLY - A peristaltic pump assembly includes a pump body including a mounting pin coupled thereto. A removable cassette is slidably received on the mounting pin and is secured to the pump body via a retaining feature. The mounting pin is also configured to allow the removable cassette to rotate into and/or out of an installed position, or to position(s) therebetween. | 07-14-2011 |
20110260413 | SINGLE PIECE GASKET - A single piece gasket is provided wherein the single piece gasket includes a gasket member first portion and a gasket member second portion integral to the gasket member first portion. The gasket member first and second portions are in a common plane when the gasket member is in a relaxed state, and the first and second portions are in intersecting planes in a flexed state. The gasket member first portion is operatively configured to seal at least two compartments. The first and gasket member second portions have substantially circular cross-sections. | 10-27-2011 |
20110264045 | ALARM IDENTIFICATION SYSTEM FOR INFUSION SET WHEN INSTALLED IN PUMP ASSEMBLY - Disclosed herein is an identification system for an infusion set when the infusion set is installed in a pump. The identification system includes a pump, at least one sensor, a catheter, a tube and an alarm. The pump includes at least one sensor disposed thereon, which is in communication with the alarm. The catheter includes a distal end adapted for insertion into a body, and a proximal end opposite the distal end. The tube is operatively configured at a first end to removeably attach to the proximal end of the catheter, and the tube further includes a second end proximate to the sensor(s) on the pump. The sensor(s) are operatively configured to receive a signal generated at the first end or along a length of the tube, and to trigger the alarm upon receiving the signal so as to identify the corresponding pump. | 10-27-2011 |
20130213234 | OXYGEN CONCENTRATOR SYSTEM - An oxygen concentrator system includes a portable unit and a base unit. The portable unit includes an air separation device. The base unit includes a vacuum pump. The portable unit is moveable with respect to the base unit between a connected position, in which the vacuum pump of the base unit is connected to the air separation device of the portable unit for applying vacuum pressure at the air separation device of the portable unit, and a disconnected position, in which the vacuum pump is not connected to the air separation device of the portable unit. The air separation device operates using a vacuum pressure swing adsorption (VPSA) cycle when the portable unit is in the connected position. The air separation device operates using a pressure swing adsorption (PSA) cycle when the portable unit is in the disconnected position. | 08-22-2013 |
Patent application number | Description | Published |
20100102666 | METHODS AND APPARATUS FOR AN ELECTRIC MACHINE WITH A CAST ROTOR - A squirrel cage rotor structure used in connection with an electrical machine is formed from a high-strength, high-conductivity, and heat-treatable aluminum alloy, e.g., a T61 tempered aluminum alloy, such as A6101-T61. The resulting structure has improved strength compared to conventional pure aluminum structures, while at the same time limiting the reduction in electrical conductivity. | 04-29-2010 |
20100231064 | BALANCE RING FOR A VEHICULAR ELECTRIC MACHINE - An electric machine for deployment in a vehicle, with the electric machine having a housing is provided. The electric machine comprises a stator assembly coupled to the housing, and a rotor assembly disposed within the stator assembly and configured to rotate relative thereto. A balance ring is coupled to an end of the rotor assembly and is configured to rotate therewith. The balance ring comprises an annular base layer having a first planar surface, and an annular magnetic shielding layer having a second planar surface clad to the first planar surface | 09-16-2010 |
20110314659 | BALANCE RING FOR A VEHICULAR ELECTRIC MACHINE AND METHODS FOR THE PRODUCTION THEREOF - Methods for fabricating a balance ring for a vehicular electric machine are provided. In one embodiment, the method includes the steps of providing a first metal layer having a first planar surface, providing a second metal layer having a second planar surface, cladding the second planar surface to the first planar surface to form a composite structure, and removing a portion of the composite structure to form an annular ring. | 12-29-2011 |
20140319956 | ALUMINUM ALLOY ROTOR FOR AN ELECTROMAGNETIC DEVICE - A rotor includes a shorting ring defining a plurality of cavities therein, and a plurality of conductor bars each integral with the shorting ring and having an end disposed within a respective one of the plurality of cavities. The shorting ring and each of the conductor bars are formed from an aluminum alloy including a lanthanoid present in an amount of from about 0.1 part by weight to about 0.5 parts by weight based on 100 parts by weight of the aluminum alloy. An aluminum alloy, and a method of forming a rotor are also disclosed. | 10-30-2014 |
Patent application number | Description | Published |
20120222413 | Poka-Yoke Mounting System for an Exhaust Treatment Device - An exhaust treatment system includes an emissions treatment device for treating exhaust emitted from an internal combustion engine. The exhaust treatment system includes a frame adapted to support first and second spaced apart portions of the exhaust treatment system. The emissions treatment device interconnects the first and second portions and is in receipt of exhaust from the first portion and provides treated exhaust to the second portion. A first bracket is fixed to the frame and includes one of a protrusion and a receptacle. A second bracket is adapted to be fixed to the emissions treatment device and includes the other of the protrusion and the receptacle. The protrusion is positioned within the receptacle when the emissions treatment device is properly positioned. The protrusion interferes with one of the second bracket and the emissions treatment device to preclude assembly when the emissions treatment device is improperly positioned. | 09-06-2012 |
20120227390 | Tri-Flow Exhaust Treatment Device with Reductant Mixing Tube - An exhaust treatment device includes first and second substrates positioned in parallel within a housing. A baffle plate supports the substrates, an inlet tube and an outlet pipe, and defines a portion of a first chamber. First ends of the substrates and a second end of the inlet tube is in fluid communication with the first chamber. A partition supports the substrates, the inlet tube and the outlet pipe and defines a portion of a second chamber separate from first chamber. Second ends of the substrates and a second open end of the outlet pipe is in fluid communication with the second chamber. All of the exhaust flows in a first direction through the inlet tube, reverses direction through the substrates and reverses direction again to flow through the outlet pipe. | 09-13-2012 |
20130086894 | EXHAUST TREATMENT DEVICE WITH INTEGRAL MOUNT - An exhaust treatment device includes an insulation material positioned between an inner shell and an outer shell. An inlet tube has an end in communication with a cavity defined by the inner shell. A substrate for treating engine exhaust is positioned within the inner shell. A metal mounting ring is positioned between the inner and outer shells and includes a mounting provision for receipt of a fastener. | 04-11-2013 |
20130171035 | FULLY INSULATED EXHAUST TREATMENT DEVICE - An exhaust treatment device includes an insulation material positioned between an inner shell and an outer shell. An inlet tube has an end in communication with a cavity defined by the inner shell. A substrate for treating engine exhaust is positioned within the inner shell. A cast metal mounting ring is positioned between the inner and outer shells and includes a mounting provision for receipt of a fastener. | 07-04-2013 |
20140041369 | Poka-Yoke Mounting System For An Exhaust Treatment Device - An exhaust treatment system includes an exhaust treatment device having a stepped outer diameter. First and second clamps each include a stepped inner diameter such that the clamps engage the exhaust treatment device and other portions of the exhaust treatment system when the exhaust treatment device is properly oriented. The exhaust treatment device interferes with one of the clamps to preclude coupling the exhaust treatment device to an adjacent portion of the exhaust treatment system when an attempt is made to install the exhaust treatment device in a reversed improper orientation. A consistent exhaust flow direction through an exhaust treatment device such as a diesel particulate filter may be maintained through use of the inventive system. | 02-13-2014 |
20140311137 | Tri-Flow Exhaust Treatment Device with Reductant Mixing Tube - An exhaust treatment device includes first and second substrates positioned in parallel within a housing. A baffle plate supports the substrates, an inlet tube and an outlet pipe, and defines a portion of a first chamber. First ends of the substrates and a second end of the inlet tube is in fluid communication with the first chamber. A partition supports the substrates, the inlet tube and the outlet pipe and defines a portion of a second chamber separate from first chamber. Second ends of the substrates and a second open end of the outlet pipe is in fluid communication with the second chamber. All of the exhaust flows in a first direction through the inlet tube, reverses direction through the substrates and reverses direction again to flow through the outlet pipe. | 10-23-2014 |
20140334986 | Axial Flow Atomization Module - An exhaust treatment component for treating an engine exhaust including a housing including an inlet and an outlet. A mixing device is located within the housing between the inlet and the outlet, and the mixing device includes a shell communicating with the outlet, a decomposition tube having a first end and a second end, and a flow reversing device disposed proximate the second end. The first end extends from the shell and is configured to receive the exhaust from the inlet, and is configured to receive a reagent exhaust treatment fluid. The second end is positioned within the shell. The flow reversing device is configured to direct a mixture of the exhaust and reagent exhaust treatment fluid in predetermined directions into the shell, the flow reversing device reverses a flow direction of the exhaust back towards the first end of the decomposition tube. | 11-13-2014 |
20150345362 | Poka-Yoke Mounting System For An Exhaust Treatment Device - An exhaust treatment system includes first and second exhaust conduits positioned on opposite ends of an exhaust treatment device. The exhaust treatment device includes a housing having a first outer diameter at a first end and a different second outer diameter at a second end. A clamp includes an inner surface engaging both the first exhaust conduit and the exhaust treatment device when the exhaust treatment device is positioned with its first end adjacent to the first exhaust conduit. The inner surface of the clamp is spaced apart from one of the housing and the exhaust treatment device when the second end of the exhaust treatment device is adjacent the first exhaust conduit. | 12-03-2015 |
Patent application number | Description | Published |
20090019557 | FGF2-RELATED METHODS FOR DIAGNOSING AND TREATING DEPRESSION - The present application relates to the treatment and diagnosis of mood disorders, including bipolar disorder, major depression disorder and schizophrenia. The invention provides novel diagnostic markers and assays, as well as research tools for the development and discovery of agents and compounds which are useful for treating patients who suffer from mental illness. | 01-15-2009 |
20090117565 | Compositions and methods for diagnosis and treating mood disorders - The present invention provides methods for diagnosing mental disorders such as mood disorders, including bipolar disorder I and II and major depression; The invention also provides methods of identifying modulators of such mental disorders as well as methods of using these modulators to treat patients suffering from such mental disorders. | 05-07-2009 |
20110014610 | COMPOSITIONS AND METHODS FOR DIAGNOSING AND TREATING NEUROPSYCHIATRIC DISORDERS - The present invention provides methods for diagnosing mental disorders (e.g., psychotic disorders such as schizophrenia and mood disorders such as major depression disorder and bipolar disorder). The invention also provides methods of identifying modulators of such mental disorders as well as methods of using these modulators to treat patients suffering from such mental disorders. | 01-20-2011 |
20110224144 | COMPOSITIONS AND METHODS FOR DIAGNOSING AND TREATING MENTAL DISORDERS - The present invention provides methods for diagnosing mental disorders (e.g., psychotic disorders such as schizophrenia). The invention also provides methods of identifying modulators of such mental disorders as well as methods of using these modulators to treat patients suffering from such mental disorders. | 09-15-2011 |
20140073568 | ADMINISTRATION OF FGF9 FOR TREATMENT OF ANXIETY - The present invention provides methods for diagnosing mental disorders. The invention also provides methods of identifying modulators of mental disorders as well as methods of using these modulators to treat patients suffering from mental disorders. | 03-13-2014 |
Patent application number | Description | Published |
20100029423 | TENSIONING DEVICE FOR A TRACTION MECHANISM DRIVE - A tensioning device for a traction mechanism drive, in particular for a belt drive. The tensioning device can be produced in an advantageous manner from production and design aspects and which offers advantages over known concepts with regard to the wear of the friction surface element in that it has a base part, having a pivot arm, having a torsion spring, which is designed as a coil spring, for imparting a pivoting torque which acts between the base part and the pivot arm and which forces the pivot arm in a tensioning direction, and having a damping device for generating a damping force which counteracts a pivoting movement of the pivot arm counter to the tensioning direction. The damping device includes a friction surface element which, as such, forms a friction surface which serves to impart a friction force, and which is seated on a mating friction surface, wherein the friction surface element is designed as a ring-shaped or ring-segment-shaped component and is forced outward, in a radial direction with respect to the pivot axis, against the mating friction surface by the torsion spring, and wherein the torsion spring has a coil end section which bears against an inner surface of the friction surface element. The torsion spring is designed, at least in the coil end section which bears against the inner surface of the friction surface element, with regard to the spring cross section such that said coil end section is in areal contact with the inner surface of the friction surface element. | 02-04-2010 |
20100081529 | TENSIONING AND DAMPING DEVICE FOR TRACTION-MECHANISM DRIVES - A tensioning device for a traction mechanism drive for a belt drive that is incorporated in an internal combustion engine, in order to drive components of the engine or installed accessories. The tensioning device has a construction that is advantageous under production and construction viewpoints, by a high degree of robustness, and also by an advantageous mechanical operating behavior. The tensioning device includes a base part, a swivel arm, a torsion spring with a first winding end section that is allocated to the swivel arm and a second winding section that is allocated to the base part for applying a pivoting moment acting between the base part and the swivel arm and forcing the swivel arm in a tensioning direction, and a damping device for generating a damping force that counteracts a pivoting of the swivel arm directed against the tensioning direction. This damping device includes a first friction surface element that is arranged in a region of the winding end section of the torsion spring allocated to the swivel arm, and forms a friction surface that is used for applying friction force and that sits on a counter friction surface. In the region of the second winding end of the torsion spring for the base part, there is a second friction surface element that forms a friction surface that sits on a counter friction surface, and the counter friction surface is formed by a friction surface structure that can pivot together with the swivel arm. | 04-01-2010 |
Patent application number | Description | Published |
20090115354 | METHOD FOR ELECTRIC POWER BOOSTING IN A POWERTRAIN SYSTEM - A powertrain system is operative to transfer power between an input member and a plurality of power actuators and an output member to generate an output torque. The power actuators are connected to an energy storage device. A method for controlling the powertrain system includes monitoring operating conditions of the powertrain system, determining an electric power limit for output power of the energy storage device, selectively enabling electric power boost based upon the operating conditions of the powertrain system, and increasing the electric power limit when electric power boost is enabled. | 05-07-2009 |
20090118886 | METHOD OF OPERATING A VEHICLE UTILIZING REGENERATIVE BRAKING - A vehicle includes a powertrain system and a friction braking system, the powertrain system including a hybrid transmission operative in one of a fixed gear operating range state and a continuously variable operating range state to transmit torque between an input member and a torque machine and an output member coupled to a driveline. A method for operating the vehicle includes monitoring operator inputs to an accelerator pedal and a brake pedal, monitoring vehicle speed, maintaining the transmission in a present operating range state subsequent to the operator disengaging the accelerator pedal absent the operator engaging the brake pedal, transitioning the transmission device to a continuously variable operating range state subsequent to the operator disengaging the accelerator pedal and the operator engaging the brake pedal, executing regenerative braking by controlling the torque machine to react torque through the transmission to brake the vehicle through the driveline when the operator engages the brake pedal and the speed of the vehicle is greater than a first threshold, and disabling the regenerative braking when the operator disengages the brake pedal and subsequently reengages the brake pedal when the speed of vehicle is less than a first threshold and greater less than a second threshold. | 05-07-2009 |
20090118939 | METHOD FOR CONTROLLING AN ENGINE OF A HYBRID POWERTRAIN IN A FUEL ENRICHMENT MODE - An engine is coupled to an input member of a hybrid transmission. The hybrid transmission is operative to transfer torque between the input member and a torque machine and an output member to generate an output torque in response to an operator torque request. The torque machine is connected to an energy storage device. A method for controlling the engine includes monitoring the operator torque request, determining a maximum engine torque operating the engine at stoichiometry, determining a maximum motor torque output from the torque machine, determining a maximum output torque from the hybrid transmission when the torque machine is generating the maximum motor torque and the engine is generating the maximum engine torque operating at stoichiometry, and controlling the engine in a fuel enrichment mode when the operator torque request exceeds the maximum output torque from the hybrid transmission when the torque machine is generating the maximum motor torque and the engine is generating the maximum engine torque operating at stoichiometry. | 05-07-2009 |
20090118940 | METHOD FOR OPERATING A POWERTRAIN SYSTEM TO CONTROL ENGINE STABILIZATION - An engine is selectively operative in one of a plurality of engine states to transfer torque to an input member of a hybrid transmission. The hybrid transmission is operative to transfer torque between the input member and a torque machine and an output member to generate an output torque in response to an operator torque request. A method for controlling the engine includes monitoring the operator torque request, determining operating power costs associated with a plurality of candidate engine states in response to the operator torque request, determining transition costs for transitioning the engine from a present engine state to each of the candidate engine states, determining stabilization costs for operating the engine in the present engine state and subsequently operating the engine in each of the candidate engine states, and selecting a preferred engine state based upon the operating power costs, the transition costs, and the stabilization costs for the plurality of engine states. | 05-07-2009 |
20100042279 | METHOD FOR TORQUE MANAGEMENT IN A HYBRID VEHICLE EQUIPPED WITH ACTIVE FUEL MANAGEMENT - A control method for a hybrid powerplant includes receiving a pre-transition signal, and selectively adjusting a combustion torque of an engine of the powerplant between a first torque value and a second torque value prior to a deactivation transition period based on the pre-transition signal, wherein the second torque value is less than the first torque value. The method further includes selectively adjusting an electric drive torque of an electric machine of the powerplant prior to the deactivation transition period based on the pre-transition signal and the combustion torque. The selectively adjusting the electric drive torque includes adjusting the electric drive torque such that a sum of the combustion torque and the electric drive torque is equal to a desired drive torque of the powerplant during a pre-transition period prior to the deactivation transition period. A related control system is also provided. | 02-18-2010 |
20140000862 | VARIABLE-SPEED PUMP CONTROL FOR ENGINE COOLANT SYSTEM WITH VARIABLE RESTRICTION | 01-02-2014 |
Patent application number | Description | Published |
20120175946 | System And Method For Managing A Power Source In A Vehicle - A system and method for managing a power source in a vehicle that has an engine and an electric machine operable to provide torque to start the engine, includes the step of setting a first discharge power limit for the power source that is at least partly based on the power capability of the power source. A second discharge power limit for the power source is also set. The second discharge power limit is higher than the first discharge power limit, and it is a function of at least the power capability of the power source and the first discharge power limit. | 07-12-2012 |
20130094972 | Climate Thermal Load Based Minimum Flow Rate Water Pump Control - A control system for minimizing the flow rate and energy consumption of a water pump in a vehicle. The control system and method correlate a climate thermal load value with the temperature of the coolant in a climate control cooling circuit. A correlation is performed by mapping the inputs to a desired pump flow rate that is determined to be necessary at a minimum to provide adequate cooling for the engine and for air conditioning or heating the vehicle. | 04-18-2013 |
20130116866 | METHOD AND SYSTEM FOR VALVE OPERATION CONTROL - Methods and systems are provided for raising the speed of a hybrid electric vehicle operating in an electric-only mode. During conditions when the vehicle is driven only by an electric motor, vehicle speed may be raised by spinning the engine unfueled using power from a system battery, while adjusting valve operation to reduce engine pumping losses. In this way, vehicle speed may be raised more efficiently and without damaging rotating transmission components. | 05-09-2013 |
20130116867 | Method and System for Speed Control of a Hybrid Vehicle - Methods and systems are provided for raising the speed of a hybrid electric vehicle operating in an electric-only mode. During conditions when the vehicle is driven only by an electric motor, vehicle speed may be raised by spinning the engine unfueled using power from a system battery, while adjusting valve operation to reduce engine pumping losses. In this way, vehicle speed may be raised more efficiently and without damaging rotating transmission components. | 05-09-2013 |
20130281257 | METHOD AND SYSTEM FOR VALVE OPERATION CONTROL - Methods and systems are provided for raising the speed of a hybrid electric vehicle operating in an electric-only mode. During conditions when the vehicle is driven only by an electric motor, vehicle speed may be raised by spinning the engine unfueled using power from a system battery, while adjusting valve operation to reduce engine pumping losses. In this way, vehicle speed may be raised more efficiently and without damaging rotating transmission components. | 10-24-2013 |
20140109872 | PHEV Heating Modes to Provide Cabin Comfort - A vehicle is disclosed that has multiple coolant paths selected by control of a valve. A valve system is configured to direct coolant from an engine to a heat exchanger according to a difference between a temperature associated with the engine and a temperature associated with the heat exchanger. The valve system is also configured to direct coolant from the engine to an electric heater and to, in response to a heat demanded from the heat exchanger being greater than a heat capability of the electric heater, request the engine to run. A method is disclosed for controlling a valve to change from an isolation position in which the valve isolates coolant circulating through an electric heater and the valve from coolant circulating through an engine to a non-isolation position in which the valve directs coolant from the engine to the electric heater. | 04-24-2014 |
20140114513 | SYSTEM OVERRIDE FOR USER SELECTED ELECTRIC-ONLY OPERATION OF A HYBRID VEHICLE - A vehicle, a control system for a vehicle having a user interface, and a method of controlling a vehicle are provided. In response to input selecting an electric-only operating mode, an engine is disabled such that the vehicle is propelled by an electric machine. In response to detecting a predefined vehicle state while the electric-only operating mode is selected, the engine is re-enabled such that the vehicle is propelled by at least one of the engine and electric machine. In response to detecting an absence of the predefined vehicle state while the electric-only operating mode is selected, the engine is disabled such that the vehicle is propelled by the electric machine. | 04-24-2014 |
20140288736 | METHOD AND SYSTEM FOR ENGINE CONTROL - Methods and systems are provided for extending an engine-off period of a hybrid vehicle while reducing engine cold-start emissions. During an engine pull-up to meet operator demand, the engine is held at a higher power for a longer duration to aggressively heat the exhaust catalyst. Subsequently, the engine is pulled up to a lower power and held at the lower power for shorter bursts of time to activate the exhaust catalyst. | 09-25-2014 |
20150025721 | HYBRID VEHICLE ENGINE WARM-UP - A hybrid powertrain system includes an engine, an electric machine, a battery pack, and at least one controller. If the controller detects that a temperature associated with the engine is less than a predefined value, it may request power output by the engine to increase such that the temperature increases to a threshold temperature if a state of charge of the battery pack is less than one hundred percent. | 01-22-2015 |
20150066259 | Engine Oil Maintenance Monitor For A Hybrid Electric Vehicle - A hybrid vehicle is provided with an engine having a crankshaft and an electric machine coupled to the crankshaft. The hybrid vehicle also includes a pump and a controller. The pump is driven by rotation of the crankshaft and coupled to the engine by a fluid circuit. The controller is configured to control the electric machine in response to a wheel torque request to drive the crankshaft with the engine off to provide lubricant to the engine. | 03-05-2015 |
20150197241 | METHOD AND SYSTEM FOR ENGINE CONTROL - Methods and systems are provided for extending an engine-off period of a hybrid vehicle while reducing engine cold-start emissions. During an engine pull-up to meet operator demand, the engine is held at a higher power for a longer duration to aggressively heat the exhaust catalyst. Subsequently, the engine is pulled up to a lower power and held at the lower power for shorter bursts of time to activate the exhaust catalyst. | 07-16-2015 |
20150336566 | VEHICLE BATTERY POWER TRANSFER LIMIT MANAGEMENT SYSTEM AND METHOD - A vehicle includes a powertrain including an electric machine and a traction battery. The vehicle also includes at least one controller programmed to, during a transmission shift event, cause the electric machine to absorb torque. The torque absorption causes current generated by the electric machine to charge the battery according to a predetermined power transfer schedule defining a charge limit. The controller is further programmed to permit the current to exceed the charge limit for a predetermined duration of time in certain instances. | 11-26-2015 |
20160031434 | METHODS AND SYSTEM FOR STARTING AN ENGINE OF A HYBRID VEHICLE - Systems and methods for cranking an engine of a hybrid vehicle that includes an electric machine to crank the engine and propel the vehicle are disclosed. In one example, engine cranking speed and engine cranking source are selected in response to vehicle operating conditions that may affect whether or not an electrical power source has sufficient energy to crank the engine. | 02-04-2016 |
Patent application number | Description | Published |
20080213054 | METHOD AND SYSTEM TO MANUFACTURE ORIENTED INTERNAL AND EXTERNAL GEAR TEETH - A system and method for forming a feature on an inner surface of a gear includes a sensor for sensing the position of a feature on the gear, a cutting station having a cutting tool for forming the feature on the inner surface of the gear, and a controller. The controller is operable to determine an amount of rotation necessary to rotate either the gear or the cutting tool such that the feature on the inner surface of the gear is formed at a desired orientation relative to the feature on the outer surface of the gear. | 09-04-2008 |
20090046968 | Method of Manufacturing Split Bearing Races - A method of manufacturing or forming a split bearing race for an angular contact roller bearing is provided. The method includes the steps of: A) forming a generally annular blank having a first annular portion, a second annular portion, and a third annular portion disposed between the first and second annular portions, the third annular portion having a thickness greater than the thickness of the first and second annular portions; B) machining at least one of the first, second, and third annular portions; and C) forming a first and second race member of the split bearing race by bifurcating the generally annular blank along the third annular portion. The method may also include the steps of: D) heat treating the generally annular blank after machining at least one of the first, second, and third annular portions; and E) finish machining the generally annular blank subsequent to the heat treating. | 02-19-2009 |
20090046973 | Bearing retention method and apparatus - An apparatus for retaining a bearing member within a bore defined by a gear member is provided. The apparatus includes an outer bearing race defining at least one radially extending notch. A tab portion formed on the gear member and extending generally axially therefrom is also provided. The tab portion is deformable to be received within at least a portion of the at least one radially extending notch. The tab portion is operable to limit axial and rotational movement of the outer bearing race within the bore when the tab portion is deformed. A method of retaining the bearing member within the gear member is also provided. | 02-19-2009 |
20100062894 | Internal Gear and Cap Assembly and Method of Manufacture Thereof - An internal gear and cap assembly includes a gear having a base that extends about an axis between a first and second end. The first end defines a groove that extends to a floor and the groove surrounds the axis. Teeth extend from the base. A lip extends from the first end and also surrounds the axis. A cap has a flange that is inserted into the groove. The lip is deformed toward the groove such that material from the lip flows to trap the flange between the lip and the floor of the groove to retain the cap to the gear in the axial direction. Slots may be defined in the flange such that the material from the lip flows into the slots to provide a key-lock between the cap and the gear to prevent rotation of the cap relative to the gear about the axis. | 03-11-2010 |
20100199817 | METHOD OF MACHINING A CARRIER ASSEMBLY - A method for machining a surface on a workpiece having a member extending perpendicularly to the surface includes determining a position of a tool, determining a position of the workpiece, positioning at least one of the workpiece and the tool to a predefined position, rotating the workpiece, and rotating the tool to a predefined rotational speed. The predefined rotational speed synchronizes the rotation of the tool with the rotation of the workpiece in order to avoid unwanted contact between the tool and the member. The method includes the steps of translating at least one of the tool and the workpiece in a direction parallel to an axis defined by the workpiece, removing material from a first portion of the workpiece, translating at least one of the tool and the workpiece in a direction perpendicular to the axis of the workpiece, and removing material from a second portion of the workpiece. | 08-12-2010 |
20100242283 | METHOD FOR FINISHING A GEAR SURFACE - A method for manufacturing a gear having a plurality of gear teeth includes the steps of: determining a desired finished gear characteristic, determining a reference feature on the gear to establish an origin on the gear, determining an unfinished dimension of a surface of at least one of the plurality of gear teeth relative to the origin, estimating a desired stock removal that will achieve the desired finished gear characteristic, finishing the gear using a finishing tool, determining a finished dimension of the surface of the at least one of the plurality of gear teeth relative to the origin, determining actual stock removal by comparing the unfinished dimension with the finished dimension, and comparing the actual stock removal with the desired stock removal. | 09-30-2010 |
20110206473 | METHOD FOR MANUFACTURING LOW DISTORTION CARBURIZED GEARS - A system and method for manufacturing an internal gear is provided. A carrier is used to transport a gear blank having a first predefined pitch diameter to face width ratio. A forming tool is used for forming a plurality of teeth on the gear blank and provides other gear and spline forming operations. A furnace heats the gear having the plurality of teeth formed thereon to a predefined temperature for a predefined length of time to form a carburized gear. Finally, a cutting tool is provided to cut the gear at predefined location along its face to form at least two separate gears each having a second and third pitch diameter to face width ratios. | 08-25-2011 |
20120204667 | INTERNAL GEAR AND CAP ASSEMBLY AND METHOD OF MANUFACTURE THEREOF - An internal gear and cap assembly includes a gear having a base that extends about an axis between a first and second end. The first end defines a groove that extends to a floor and the groove surrounds the axis. Teeth extend from the base. A lip extends from the first end and also surrounds the axis. A cap has a flange that is inserted into the groove. The lip is deformed toward the groove such that material from the lip flows to trap the flange between the lip and the floor of the groove to retain the cap to the gear in the axial direction. Slots may be defined in the flange such that the material from the lip flows into the slots to provide a key-lock between the cap and the gear to prevent rotation of the cap relative to the gear about the axis. | 08-16-2012 |