Patents Assigned to GM
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Patent number: 9551249Abstract: An aftertreatment system of an internal combustion engine is disclosed. The aftertreatment system includes in a sequence along the exhaust pipe, a lean NOx trap and a particulate filter. An air/fuel ratio sensor is located upstream of the lean NOx trap and downstream of the turbine outlet to determine the air/fuel ratio during a regeneration process (DeNOx) in the lean NOx trap. A NOx sensor is located downstream of the lean NOx trap or downstream of the particulate filter, to determine NOx in the exhaust pipe. A turbine temperature is determined in accordance with a first means, and a temperature during a desulphation process (DeSOx) in the lean NOx trap is determined in accordance with a second means. At least one of the first and second means for determining a temperature may be a temperature sensor.Type: GrantFiled: February 4, 2015Date of Patent: January 24, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Roberto Argolini, Davide Mercuri
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Patent number: 9550323Abstract: An ultrasonic welding system, for welding together two workpieces wherein at least one of the workpieces includes a polymeric composite, comprising an energy applicator positioned along an action axis so that, in operation, ultrasonic vibrations transmitted from the energy applicator during a welding routine, are transmitted to the workpieces generally at and/or adjacent the axis. The system also includes a primary, course-control, actuator positioned along action axis so that a first load, output by the primary actuator, acts along the system action axis. The system further comprises a secondary, fine-control, actuator positioned along the system action axis so that a second load output, by the secondary actuator, acts along the axis. And the system comprises a controller for providing first command signals and second command signals to the primary actuator and second actuator to control them to effect loads on the workpieces, during the welding routine and along the axis.Type: GrantFiled: September 3, 2014Date of Patent: January 24, 2017Assignee: GM Global Technology Operations LLCInventors: Pei-Chung Wang, Jeffrey A Abell, John Patrick Spicer
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Patent number: 9553327Abstract: A method for forming a modified solid polymer includes a step of contacting a solid fluorinated polymer with a sodium sodium-naphthalenide solution to form a treated fluorinated solid polymer. The treated fluorinated solid polymer is contacted with carbon dioxide, sulfur dioxide, or sulfur trioxide to form a solid grafted fluorinated polymer. Characteristically, the grafted fluorinated polymer includes appended CO2H or SO2H or SO3H groups. The solid grafted fluorinated polymer is advantageously incorporated into a fuel cell as part of the ion-conducting membrane or a water transport membrane in a humidifier.Type: GrantFiled: December 30, 2014Date of Patent: January 24, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Timothy J. Fuller, Ruichun Jiang
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Patent number: 9551175Abstract: A hinge for the pivotable arrangement of a hood or panel on the support structure of a motor vehicle is disclosed. The hinge includes a basic part and a hinge arm pivotably mounted on the basic part at a hinge axis. The basic part includes a fastening portion which is fastened to the support structure. The basic part further includes at least one mounting bracket axially spaced from the fastening portion from at least one body outside panel.Type: GrantFiled: November 25, 2014Date of Patent: January 24, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Klaus Labbe
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Publication number: 20170015172Abstract: A damper assembly includes a housing. A method of forming a damper assembly includes extruding the housing formed of aluminum. The housing defines a first chamber and a first passage spaced from each other, with a first inlet fluidly connecting the first chamber and the first passage. A piston is disposed in the first chamber and is movable in a first direction and a second direction opposite the first direction. A first restrictor valve is disposed in the first passage. The first restrictor valve is configured to restrict a flow of liquid into the first passage from the first chamber and the first inlet as the piston moves in one of the first and second directions which causes the liquid in the first chamber to increase a pressure applied to a first side of the piston to dampen movement of the piston.Type: ApplicationFiled: July 15, 2015Publication date: January 19, 2017Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Robert P. Marble, Robert G. Izak
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Publication number: 20170015228Abstract: A seat assembly includes a seatback, a seat cushion. The seat assembly also includes a seat frame having a first seat frame structure configured to support the seatback and a second seat frame structure configured to support the seat cushion. A hideaway table is positioned in the seat cushion. The first seat frame structure is operatively connected to the second seat frame structure. The seat cushion defines a seat cushion support surface for an occupant of the seat assembly and includes a first cushion portion fixed to the second seat frame structure and a second cushion portion operatively connected to the first cushion portion. The second cushion portion is configured to pivot relative to the first cushion portion to selectively cover and uncover the table. A vehicle having such a seat assembly is also disclosed.Type: ApplicationFiled: July 17, 2015Publication date: January 19, 2017Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Mario A. Berno
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Publication number: 20170018123Abstract: Disclosed herein are a system and a related computer-executed method of locating a source of a ground offset in a network of electronic devices interconnected by a communication bus. An exemplary method detects signal voltages on the communication bus that are indicative of a ground offset condition, and saves voltage timestamps for the detected signal voltages such that each detected signal voltage has a respective voltage timestamp. Message timestamps are added to messages on the communication bus, such that each message has a respective message timestamp. The the message timestamps are compared against the voltage timestamps to identify at least one of the electronic devices as a ground offset source.Type: ApplicationFiled: July 16, 2015Publication date: January 19, 2017Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: DAVID B. GUMPERT
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Publication number: 20170018067Abstract: A method for inspecting an installed component includes receiving an identity and selected location of the component as an input signal via a handheld inspection device having a controller, digital camera, and display screen, and collecting a dynamic pixel image of the selected location in real-time using the digital camera. The method includes displaying the image in real time via the display screen, projecting virtual guidance lines onto the image corresponding to edges of the installed component, and identifying the component via the controller when the image is aligned with the projected acquisition lines. A predetermined area of the installed component is identified after identifying the installed component, a predetermined feature dimension is measured within the identified predetermined area, and an output signal is generated with a status indicative of whether the measured feature dimension falls within a calibrated range.Type: ApplicationFiled: July 15, 2015Publication date: January 19, 2017Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Rick F. Rourke, Robert J. Scheuerman
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Publication number: 20170015249Abstract: A barrier for separating a cargo area from a passenger area of a vehicle includes a support structure that is fixedly attached to a frame of a rear seat, adjacent a seatback of the seat. A gate is attached to and supported by the support structure, and is rotatably moveable relative to the support structure between a stowed position and a deployed position. A latch mechanism automatically secures the gate relative to the support structure when the gate is in the deployed position. A release system is coupled to the latch mechanism for moving the latch mechanism into a release position to allow the gate to rotate back into the stowed position.Type: ApplicationFiled: July 14, 2015Publication date: January 19, 2017Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Taryn Dyle
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Patent number: 9545820Abstract: A wheel assembly includes a wheel including a spoke portion radially supporting a rim portion about a central axis, wherein the rim portion presents a radial outer surface relative to the central axis. A tire is mounted to the wheel and cooperates with the wheel to define a tire cavity between the radial outer surface of the rim portion and the tire. A foamed aluminum portion is supported by the wheel, and includes a plurality of pores arranged to define an open-cell foam. The plurality of pores of the foamed aluminum portion is disposed in fluid communication with the tire cavity to absorb noise from within the tire cavity. The foamed aluminum portion may be integrally cast with the wheel, or otherwise affixed to the wheel.Type: GrantFiled: October 31, 2014Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Alan V. Parrett, Christopher A. Stirlen, Jinshuo Zhu, Chong Wang
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Patent number: 9546635Abstract: Methods and systems are provided for controlling a remote start feature of an engine of a vehicle. A receiver is configured to receive a signal to initiate a remote start of the engine. A processor is coupled to the receiver, and is configured to initiate the remote start after receiving the signal; set a timer that measures an amount of time after which the remote start has been initiated, for a duration of the remote start; extend the remote start upon detection of an action by an individual proximate the vehicle before the amount of time exceeds a first predetermined threshold; and terminate the remote start after the amount of time exceeds the first predetermined threshold if no action has been detected during the duration of the remote start.Type: GrantFiled: August 15, 2014Date of Patent: January 17, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Paul A. Bauerle
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Patent number: 9545886Abstract: A cargo tray assembly for a vehicle includes first and second trays. The first tray has a translatable planar section in a first plane, and a first hinged section moveable between upright and flattened positions with respect to the first plane. The second tray has a fixed planar section arranged in a second plane that is parallel to the first plane. The fixed planar section connects to the interior, e.g., a wall of a rear cargo area, and the first hinged section connects to a seat in the interior. The translatable planar section translates in response to an applied force, such as when the seat is moved forward or aft. The first hinged section pivots about an axis orthogonal to the direction of translation, e.g., when the seat is stowed flat or deployed into an upright position. A vehicle having the assembly is also disclosed.Type: GrantFiled: December 20, 2013Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventor: Wing Ha
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Patent number: 9545955Abstract: A number of variations may include a method comprising fixing a wheel cover on a wheel so that the wheel cover remains static as the wheel rotates on a horizontal axis and turns with the wheel as the wheel turns on a vertical axis comprising attaching a bearing system to a knuckle of a wheel; and attaching the wheel cover to the bearing system and the knuckle.Type: GrantFiled: August 27, 2014Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Jie Xu, Wenshui Wang, Leon Guo, Yantao You
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Patent number: 9546597Abstract: A turbocharger for an internal combustion engine includes a rotating assembly having a turbine wheel disposed inside a turbine housing and a compressor wheel disposed inside a compressor cover. The turbocharger also includes a waste-gate assembly configured to selectively redirect at least a portion of the engine's post-combustion gases away from the turbine wheel. The waste-gate assembly includes a valve, a rotatable shaft connected to the valve, and a bushing fixed relative to the turbine housing and disposed concentrically around the shaft such that the shaft rotates inside the bushing for opening and closing the valve. The bushing is defined by a length, an outer surface in contact with the turbine housing, and an inner surface in contact with the shaft. The inner surface includes a plurality of longitudinal grooves configured to counteract friction between the bushing and the shaft and avoid seizure of the shaft relative to the bushing.Type: GrantFiled: September 19, 2014Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Julie Swartz, Robert Bielas, Louis P. Begin, Roman Mudel
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Patent number: 9548150Abstract: New magnetic materials containing cerium, iron, and small additions of a third element are disclosed. These materials comprise compounds Ce(Fe12?xMx) where x=1-4, having the ThMn12 tetragonal crystal structure (space group I4/mmm, #139). Compounds with M=B, Al, Si, P, S, Sc, Co, Ni, Zn, Ga, Ge, Zr, Nb, Hf, Ta, and W are identified theoretically, and one class of compounds based on M=Si has been synthesized. The Si cognates are characterized by large magnetic moments (4?Ms greater than 1.27 Tesla) and high Curie temperatures (264?Tc?305° C.). The Ce(Fe12?xMx) compound may contain one or more of Ti, V, Cr, and Mo in combination with an M element. Further enhancement in Tc is obtained by nitriding the Ce compounds through heat treatment in N2 gas while retaining the ThMn12 tetragonal crystal structure; for example CeFe10Si2N1.29 has Tc=426° C.Type: GrantFiled: March 6, 2013Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Chen Zhou, Frederick E. Pinkerton, Jan F. Herbst
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Patent number: 9545879Abstract: A vehicle seat assembly is provided. The assembly includes a seat back member and a haptic alert assembly. The haptic alert assembly includes a first actuator incorporated into the seat back member. The first actuator is configured to generate at least a first portion of a haptic alert.Type: GrantFiled: August 6, 2014Date of Patent: January 17, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Mark A. Stebbins, Raymond J. Kiefer
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Patent number: 9546502Abstract: A door for a vehicle having a body controller includes a vehicle interior-facing surface. The door locking system includes a latch mechanism configured to alternately attain a first state that locks and a second state that unlocks operation of the latch mechanism. The door locking system also includes a control switch on the interior-facing surface for generating a signal to alternatively select one of the first and second latch mechanism states. The door locking system additionally includes an indicator light integrally mounted on the control switch and configured to provide a visual signal indicative of the selected latch mechanism state. The controller is configured to receive the signal from the control switch, command the latch mechanism to attain one of the first and second states in response to the signal, and trigger the indicator light when the latch mechanism has attained one of the first and second states.Type: GrantFiled: December 19, 2013Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Richard J. Lange, Jeffrey L. Konchan
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Patent number: D776581Type: GrantFiled: September 10, 2015Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Michael J. Pevovar, Samuel Zhao, Jaymer Starbody
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Patent number: D776840Type: GrantFiled: July 9, 2015Date of Patent: January 17, 2017Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Dae-Young Youn
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Patent number: D777360Type: GrantFiled: October 27, 2015Date of Patent: January 24, 2017Assignee: GM Global Technology Operations LLCInventors: Timothy P. Kozub, Stuart Cooper, Jonghyuk Park