Vehicle Air Passage Layout for Hidden Wind Direction Control

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Solution Overview

Problem

Existing air conditioner systems in vehicles face challenges in effectively controlling wind direction, particularly for disadvantaged groups such as the elderly, disabled, and children, due to hidden wind direction adjustment plates that require a high technical threshold, making it difficult to manage air outlet direction.

Innovation Solution

An air passage structure with a ventilation path, inlet portions, an outlet portion, and a movable mechanism that allows precise control of air flow direction, enabling the integration of additional components and enhancing the degree of freedom in internal component configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If a hidden wind direction adjustment plate is used to improve aesthetics, then the appearance is improved, but the technical threshold for controlling wind direction increases and becomes more difficult to manage

Engineering Contradiction:
ImproveaestheticsVSAvoidtechnical threshold
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The patent extracts the wind direction adjustment function from the traditional visible adjustment plate and integrates it into the air passage structure itself. The air passage is designed with an adjustable angle relative to the panel, allowing the wind direction to be controlled through the structural configuration rather than requiring a separate visible adjustment mechanism, thus maintaining aesthetics while reducing technical complexity

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements dynamic adjustability by making the air passage structure capable of changing its angle relative to the panel. This allows the wind direction to be dynamically adjusted to different positions (such as upward, downward, leftward, rightward) while maintaining a clean, hidden appearance when not in use

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the outlet portion is disposed between a pair of inlet portions, then the wind direction control is improved, but the space for component configuration is reduced

Engineering Contradiction:
Improvewind direction controlVSAvoidspace for component configuration
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent utilizes the three-dimensional space by extending the air passage in the depth direction of the panel. The outlet portion is positioned between inlet portions in the plan view, but the air passage extends backward, creating additional space in the depth dimension that can be used for component configuration, thus resolving the space constraint while maintaining the wind direction control advantage

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If the air passage structure is designed with adjustable wind direction, then the vehicle comfort is improved, but the device complexity increases

Engineering Contradiction:
Improvevehicle comfortVSAvoidair passage structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the wind direction adjustment function with the air passage structure itself, rather than using a separate adjustment mechanism. The air passage is integrated into the panel with adjustable angular positioning, combining the structural support and the flow direction control into a single unified design, thereby improving comfort while minimizing additional complexity

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250242667A1Air passage structure
Publication Date: 2025.07.31 HONDA MOTOR CO LTD
  • US20250242667A1 patent drawing
  • US20250242667A1 patent drawing
  • US20250242667A1 patent drawing

AI summary

Provided is an air passage structure which may well control the wind direction and improve the degree of freedom of internal component configuration. The air passage structure includes a ventilation path, extending along a first direction; a pair of inlet portions, disposed in the ventilation path to allow air to enter the ventilation path; an outlet portion, disposed between the pair of inlet portions in the ventilation path to allow the air to exit the ventilation path; and a movable mechanism, disposed at the outlet portion and being movable toward the first direction.