公开(公告)号：US11939002B2

公开(公告)日：2024-03-26

申请号：US17388799

申请日：2021-07-29

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Andrew Clay Bobel ,  Louis G. Hector, Jr. ,  Erik Brandon Golm ,  Charles E. Jensen ,  Charles W. Toohy ,  Mohamed Darsot ,  Zachary S. Mendla ,  Anil K. Sachdev

IPC: B62D25/20 ,  B60R13/08 ,  B60R16/04 ,  B62D27/02 ,  B62D27/06

CPC classification number: B62D25/2009 ,  B60R13/083 ,  B60R16/04 ,  B62D27/026 ,  B62D27/06 ,  B62D25/20 ,  B62D27/02 ,  Y02E60/10

Abstract: A structural assembly includes a frame and a plurality of panels. The frame includes a wall that at least partially defines an interior region. The plurality of panels is disposed at least partially in the interior region and is coupled to the frame. The plurality of panels includes a first panel and a second panel. The first panel includes a first surface and a second surface opposite the first surface. The first surface defines a first plurality of depressions and the second surface defines a first plurality of protrusions complementary to the first plurality of depressions. The second panel includes a third surface and a fourth surface opposite the third surface. The third surface defines a second plurality of depressions. The fourth surface defines a second plurality of protrusions complementary to the first plurality of depressions. The first panel is coupled to the second panel.

公开(公告)号：US12257788B2

公开(公告)日：2025-03-25

申请号：US17977083

申请日：2022-10-31

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Venkateshwar R Aitharaju ,  Erik Brandon Golm ,  Xiaosong Huang

IPC: B29C70/34 ,  B29C45/00 ,  B29C45/14 ,  B29C45/80 ,  B29C70/06 ,  B29K105/08 ,  B29L7/00

Abstract: A method for fabricating a composite panel includes providing a preform including a peripheral edge portion and a central portion. The central portion has a first thickness, the peripheral edge portion has a second thickness that is greater than the first thickness, and a first step is arranged between the central portion and the peripheral edge portion. The method includes providing a tool including a binder defining a second step, an upper punch, and a lower tool; arranging the preform between the binder and the upper punch and the lower tool; shaping the preform using the tool; and injection molding the preform in the tool to create the composite panel.

公开(公告)号：US20240158013A1

公开(公告)日：2024-05-16

申请号：US17986421

申请日：2022-11-14

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Selina Xinyue ZHAO ,  Bradley Allen Newcomb ,  Bhavesh Shah ,  Erik Brandon Golm

IPC: B62D21/15 ,  B62D24/00 ,  B62D29/04

CPC classification number: B62D21/157 ,  B62D24/00 ,  B62D29/043

Abstract: An energy absorbing system includes a structural member and a composite energy absorber including a first member arranged within the structural member. The first member has a first repeating geometric pattern extending in a first direction along a first length, a first width in a second direction transverse to the first direction, and a first height in a third direction transverse to the first and second directions. The first member is made of a composite material including first reinforcing fibers and a first polymer matrix.

公开(公告)号：US20220376338A1

公开(公告)日：2022-11-24

申请号：US17323041

申请日：2021-05-18

Applicant: GM Global Technology Operations LLC

Inventor： Andrew Clay Bobel ,  Louis G. Hector, JR. ,  Erik Brandon Golm ,  Anil K. Sachdev ,  Charles E. Jensen

IPC: H01M50/224 ,  H01M50/249 ,  H01M50/233 ,  C22F1/04 ,  B21D22/02

Abstract: A sheet metal assembly includes a drawn metal sheet constructed of a metal material. The drawn metal sheet defines a surface and includes one or more stiffening features disposed along the drawn metal sheet. The one or more stiffening features represents a raised area disposed along the surface of the drawn metal sheet. Each of the one or more stiffening features include a predefined draw depth ranging from about twenty millimeters to about eighty millimeters.

公开(公告)号：US20250010768A1

公开(公告)日：2025-01-09

申请号：US18347094

申请日：2023-07-05

Applicant: GM Global Technology Operations LLC

Inventor： Md Mhafuzul Islam ,  Prakash M. Peranandam ,  Erik Brandon Golm ,  Manuel Forero Rueda

IPC: B60N2/26 ,  B60N2/28

Abstract: Method of controlling and smart indication of a child seat latch assembly for a vehicle is provided. The method comprises identifying a vehicle seat in the vehicle when a request for child seat latch assembly activation is received. The vehicle seat is arranged to receive a child seat for securement in the vehicle. The method comprises automatic or manual activating the child seat latch assembly and aligning the child seat with the vehicle seat. The method comprises sensing the base bar relative to the base connector and sensing the back bar relative to the back connector. The method comprises locking the base bar in the base connector and locking the back bar in the back connector. The method further comprises monitoring the portable child seat relative to the stationary vehicle seat to maintain an aligned position, a locked base position, communication of the secureness status and a locked back position.

公开(公告)号：US20240250569A1

公开(公告)日：2024-07-25

申请号：US18100896

申请日：2023-01-24

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Anthony Michael Coppola ,  Derek Frei Lahr ,  Alireza Fatemi ,  Erik Brandon Golm ,  Alan G. Holmes ,  Michael B. Viola

IPC: H02K1/30 ,  H02K1/04 ,  H02K1/27

CPC classification number: H02K1/30 ,  H02K1/04 ,  H02K1/27 ,  H02K2201/09

Abstract: The present disclosure includes a rotor core assembly for an electric motor. The rotor core assembly includes a plurality of laminations secured together. A center bore is defined by the plurality of laminations. A longitudinal axis of the rotor core assembly extends along an axial center of the center bore. A carbon fiber sleeve surrounds the plurality of laminations. Magnet slots are defined by the plurality of laminations. The magnet slots extend parallel to the longitudinal axis. Magnets are seated in the magnet slots. Reinforcing bores are defined by, and extend across, the plurality of laminations. Reinforcing members are seated in the reinforcing bores.

公开(公告)号：US20240022179A1

公开(公告)日：2024-01-18

申请号：US17886891

申请日：2022-08-12

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Anthony Michael COPPOLA ,  Erik Brandon Golm ,  Alireza Fatemi ,  Ming Liu ,  Seongchan Pack ,  Muhammad Hussain Alvi ,  Ronald O. Grover, JR.

IPC: H02M7/00 ,  H02M1/08 ,  H02M7/5387 ,  H05K7/20 ,  B60L15/20

CPC classification number: H02M7/003 ,  H02M1/08 ,  H02M7/5387 ,  H05K7/209 ,  B60L15/20

Abstract: A power control system for an electric vehicle includes a power inverter comprising a switch module including a plurality of power switches, a controller board, and a gate driver board in communication with the controller board and configured to drive gates of the plurality of switches. A first housing is made of polymer composite, encloses the power inverter, defines a first cooling cavity in thermal communication with a first surface of the switch module, and encapsulates a portion of at least one of the switch module, the controller board and the gate driver board.

公开(公告)号：US20250076385A1

公开(公告)日：2025-03-06

申请号：US18457719

申请日：2023-08-29

Applicant: GM Global Technology Operations LLC

Inventor： Michelle H. Wiebenga ,  Erik Brandon Golm ,  Lei Wang ,  Vamakshi Yadav

IPC: G01R31/36

Abstract: A battery cell chemistry test fixture includes a housing including a battery cell chamber. A first electric terminal is electrically connectable to a battery cell in the battery cell chamber. A second electric terminal is electrically connectable to the battery cell in the battery cell chamber. A plurality of sensor connectors is mounted to the housing. The plurality of sensor connectors include at least a gas sampling connector, a pressure sensor connector, and a valve connector, each of the gas sampling connector, the pressure sensor connector, and the valve connector being fluidically connected with the battery cell chamber.

公开(公告)号：US12213291B2

公开(公告)日：2025-01-28

申请号：US17886891

申请日：2022-08-12

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Anthony Michael Coppola ,  Erik Brandon Golm ,  Alireza Fatemi ,  Ming Liu ,  Seongchan Pack ,  Muhammad Hussain Alvi ,  Ronald O. Grover, Jr.

IPC: H05K7/20 ,  B60L15/00 ,  H02M7/00

Abstract: A power control system for an electric vehicle includes a power inverter comprising a switch module including a plurality of power switches, a controller board, and a gate driver board in communication with the controller board and configured to drive gates of the plurality of switches. A first housing is made of polymer composite, encloses the power inverter, defines a first cooling cavity in thermal communication with a first surface of the switch module, and encapsulates a portion of at least one of the switch module, the controller board and the gate driver board.

公开(公告)号：US20250010767A1

公开(公告)日：2025-01-09

申请号：US18347070

申请日：2023-07-05

Applicant: GM Global Technology Operations LLC

Inventor： Md Mhafuzul Islam ,  Prakash M. Peranandam ,  Erik Brandon Golm ,  Manuel Forero Rueda

IPC: B60N2/26 ,  B60N2/28

Abstract: A child seat latching assembly for a vehicle is provided. The assembly comprises a child seat comprising a base portion having a base bar, a back portion having a back bar, and a first magnet generating a first magnetic field. The assembly further comprises a vehicle seat comprising a receiving portion having a base latch unit including a base connector comprising a base lock to secure the base bar in the base connector. The vehicle seat comprising a support portion having a back latch unit including a back connector comprising a back lock to secure the back bar in the back connector. The vehicle seat comprising a second magnet generating a second magnetic field in operation with the first magnetic unit. The first and second magnetic fields arranged to align the portable child seat with the vehicle seat when the first and second magnets are within a predetermined distance.