Front Compartment Brake-Electrical Unit Layout for Collision Separation

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Solution Overview

Problem

In vehicles, the brake unit and electrical units like chargers, which are electrically connected to the battery, may strongly contact each other during a collision, leading to potential electrical issues.

Innovation Solution

The vehicle design includes a protector that covers the region adjacent to the electrical unit, with a tilted surface extending in the vehicle front-rear direction, guiding the brake unit to separate from the electrical unit in the left-right direction, thus preventing strong contact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If the brake unit and electrical unit are disposed adjacent to each other in the front compartment, then the space utilization is improved, but the risk of strong contact during collision increases

Engineering Contradiction:
Improvespace utilizationVSAvoidcollision damage risk
Core Design Contradiction:
Area of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a protective member as an intermediary component between the brake unit and the electrical unit. This protective member physically separates the two units, preventing direct contact during collisions while allowing them to remain adjacent for space efficiency. The protective member absorbs or distributes impact forces, protecting the electrical unit from damage.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If the brake unit is located adjacent to the electrical unit, then the device complexity is reduced, but the reliability during collision decreases

Engineering Contradiction:
Improvestructural complexityVSAvoidcollision resistance
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent segments the front compartment into distinct zones by positioning the brake unit and electrical unit in adjacent but separated locations. The protective member further segments the space between them, creating a buffer zone that prevents direct interaction during collisions while maintaining overall structural simplicity.

Inventive Principle:
Principle #1Segmentation

3Shape

If the brake unit and electrical unit are positioned close together, then the vehicle front compartment layout is optimized, but the potential for electrical damage during collision increases

Engineering Contradiction:
Improvelayout optimizationVSAvoidelectrical damage risk
Core Design Contradiction:
ShapeVSObject-generated harmful factors

Solution Approach 1:

The protective member serves as a mediator that allows the brake unit and electrical unit to be positioned close together for layout optimization while preventing direct contact. This intermediary component absorbs collision forces and redirects them away from the electrical unit, eliminating the harmful electrical damage risk.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250128622A1vehicle
Publication Date: 2025.04.24 TOYOTA JIDOSHA KK
  • US20250128622A1 patent drawing
  • US20250128622A1 patent drawing
  • US20250128622A1 patent drawing

AI summary

The vehicle may include an electrical unit electrically connected to the battery, and a brake unit positioned rearward of the electrical unit in the vehicle front-rear direction. The electrical unit and the brake unit may be arranged in a front compartment. The brake unit may be disposed adjacent to the electrical unit at a position offset to one side in the vehicle left-right direction with respect to the electrical unit. One of the electrical unit and the brake unit may be provided with a protector that covers a region located adjacent to another. A portion of the protector that extends in the vehicle front-rear direction includes a tilted surface that gradually changes in position to the one side in the vehicle left-right direction toward a front of the vehicle.