Vehicle Pillar Mounting Layout for Interior Imaging Without View Obstruction

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Solution Overview

Problem

Existing mounting structures for illuminating and imaging devices in vehicle interiors often protrude from the A-pillar, obstructing the driver's view and detracting from the cabin's appearance.

Innovation Solution

A mounting structure that positions an illuminating device and an imaging device on the inboard side of a vehicle pillar, with their working ends facing inward and aligned vertically, preventing lateral protrusion and maintaining the driver's field of view.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the light receiving unit and light source are positioned on the A-pillar laterally next to each other, then the imaging function and illumination function are achieved, but the devices protrude from the A-pillar toward the front windshield, obstructing the driver's field of view and detracting from the appearance

Engineering Contradiction:
Improveimaging functionVSAvoiddriver's field of view obstruction
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent transitions from a lateral arrangement (horizontal dimension) to a vertical arrangement (vertical dimension) of the imaging device and illuminating device on the A-pillar. This dimensional change allows both devices to be positioned within the width of the A-pillar, preventing protrusion into the driver's field of view while maintaining their functional effectiveness.

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

2Reliability

If the light receiving unit and light source are positioned on the A-pillar laterally next to each other, then the imaging function and illumination function are achieved, but the appearance of the cabin is deteriorated

Engineering Contradiction:
Improveillumination functionVSAvoidcabin appearance
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

By arranging the illuminating device vertically above the imaging device on the A-pillar, the patent achieves a compact configuration that maintains the cabin's aesthetic appearance. The vertical arrangement utilizes the A-pillar's height rather than width, creating a streamlined profile that does not detract from the cabin's design.

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

3Object-affected harmful factors

If the devices are arranged vertically one above another on the inboard side of the pillar, then the driver's field of view is preserved, but the alignment and positioning precision must be maintained

Engineering Contradiction:
Improvedriver's field of view obstructionVSAvoiddevice alignment
Core Design Contradiction:
Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

The patent integrates the imaging device and illuminating device into a unified mounting structure on the A-pillar, with the illuminating device positioned directly above the imaging device. This merged configuration ensures that both devices share the same mounting reference plane, simplifying alignment and positioning while maintaining manufacturing feasibility.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12296755B2Mounting structure
Publication Date: 2025.05.13 HONDA MOTOR CO LTD
  • US12296755B2 patent drawing
  • US12296755B2 patent drawing
  • US12296755B2 patent drawing

AI summary

A mounting structure (X), comprising: a cover (5) provided on an inboard side of a pillar (P) of a vehicle, and having an opening (15) facing inboard; an illuminating device (9) configured to illuminate interior of the vehicle via the opening; and an imaging device (11) configured to capture an image of the interior of the vehicle via the opening, wherein the illuminating device and imaging device are provided with respective working ends facing the interior of the vehicle which are positioned one above and inboard of another.