Waymo llc (20240208475). Methods and Systems for Implementing a Redundant Brake System simplified abstract

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Methods and Systems for Implementing a Redundant Brake System

Organization Name

waymo llc

Inventor(s)

Timothy Alexander Buchert of Mountain View CA (US)

David James Smith of Mountain View CA (US)

Juan Manual Gomez-ramos of Mountain View CA (US)

Methods and Systems for Implementing a Redundant Brake System - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240208475 titled 'Methods and Systems for Implementing a Redundant Brake System

Simplified Explanation: The patent application relates to triple redundant brake systems for vehicles, offering additional redundancy by incorporating a third service brake actuator in parallel to the second controller.

  • The disclosed systems include a third service brake actuator, such as an electronically activatable pressure valve, for enhanced braking applications.
  • The third service brake actuator can be implemented using pneumatic select-high valves, providing mechanical max arbitration between pressure from the second and third controllers.

Key Features and Innovation:

  • Incorporation of a third service brake actuator for triple redundancy in braking systems.
  • Use of electronically activatable pressure valves for enhanced braking applications.
  • Implementation of pneumatic select-high valves for mechanical max arbitration between controllers.

Potential Applications: The technology can be applied in trucks and other vehicles where braking systems require high levels of redundancy and reliability.

Problems Solved:

  • Increased redundancy in braking systems.
  • Enhanced safety and reliability in braking applications.

Benefits:

  • Improved safety and reliability in braking systems.
  • Redundancy to prevent brake failures in critical situations.

Commercial Applications: The technology can be utilized in commercial trucking, public transportation, and other industries where reliable braking systems are essential for safety and efficiency.

Questions about Triple Redundant Brake Systems: 1. How does the incorporation of a third service brake actuator improve the redundancy of braking systems? 2. What are the potential applications of triple redundant brake systems in different industries?


Original Abstract Submitted

example embodiments relate to triple redundant brake systems for trucks and other types of vehicles. disclosed systems offer additional redundancy for braking applications by incorporating a third service brake actuator (e.g., a third ecu), which may be installed parallel to the second controller (e.g., a second ecu). in some examples, the third service brake actuator is an electronically activatable pressure valve and can be implemented using pneumatic select-high valves. these valves can be used to perform a mechanical max arbitration between pressure provided by the second controller and the third controller.