20240051490. ENERGY ABSORBING MATERIAL FOR IMPROVED VULNERABLE ROAD USER PERFORMANCE FOR A VEHICLE simplified abstract (GM GLOBAL TECHNOLOGY OPERATIONS LLC)

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ENERGY ABSORBING MATERIAL FOR IMPROVED VULNERABLE ROAD USER PERFORMANCE FOR A VEHICLE

Organization Name

GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor(s)

Rajamanickam Vs of Bangalore (IN)

Vivekananda Kinila of Karnataka (IN)

Biswajit Tripathy of Bangalore (IN)

Varun Agarwal of Bangalore (IN)

ENERGY ABSORBING MATERIAL FOR IMPROVED VULNERABLE ROAD USER PERFORMANCE FOR A VEHICLE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240051490 titled 'ENERGY ABSORBING MATERIAL FOR IMPROVED VULNERABLE ROAD USER PERFORMANCE FOR A VEHICLE

Simplified Explanation

The abstract describes a patent application for a hood assembly of a vehicle. The assembly includes an outer panel and an inner panel, creating a cavity between them. The inner panel contains an energy-absorbing material with a multi-cellular structure made up of interconnected cells with a lattice structure. Each cell has at least four nodes and at least one lattice element connecting them, with a diameter no greater than 2.5 mm.

  • The patent application is for a hood assembly of a vehicle.
  • The assembly consists of an outer panel and an inner panel.
  • A hood cavity is formed between the inner and outer panels.
  • The inner panel contains an energy-absorbing material.
  • The energy-absorbing material has a multi-cellular structure.
  • The cells are interconnected and have a lattice structure.
  • Each cell has at least four nodes and at least one lattice element.
  • The lattice element has a diameter no greater than 2.5 mm.

Potential Applications:

  • Automotive industry - The hood assembly can be used in vehicles to provide energy absorption and improve safety in the event of a collision.

Problems Solved:

  • Impact protection - The energy-absorbing material in the hood assembly helps absorb and dissipate energy during a collision, reducing the impact force on the vehicle and its occupants.
  • Structural integrity - The multi-cellular structure of the energy-absorbing material enhances the strength and rigidity of the hood assembly, providing better protection for the engine compartment.

Benefits:

  • Improved safety - The energy-absorbing material reduces the impact force during a collision, potentially minimizing injuries to vehicle occupants.
  • Enhanced vehicle performance - The hood assembly's structural integrity helps maintain the overall integrity of the vehicle, ensuring better performance and durability.
  • Lightweight design - The use of a lattice structure and small diameter lattice elements allows for a lightweight hood assembly, contributing to fuel efficiency and reducing vehicle weight.


Original Abstract Submitted

a hood assembly of a vehicle includes a hood outer panel defining an outer surface of the hood assembly, and a hood inner panel defining an inner surface of the hood assembly, such that a hood cavity is defined between the hood inner panel and the hood outer panel. an energy absorbing material is located at the hood inner panel. the energy absorbing material includes a multi-cellular structure formed from a plurality of interconnected cells having a lattice structure. each of the plurality of interconnected cells includes at least four nodes and at least one lattice element extending between each of the at least four nodes. the at least one lattice element has a diameter no greater than 2.5 mm.