Removable Camera Hood Mounting Without Bracket Disassembly

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Solution Overview

Problem

Existing imaging devices for vehicles face difficulties in easily removing the hood without disassembling the camera unit or the entire mounting device, especially when the hood is integrated with the securing bracket.

Innovation Solution

The imaging device features a bracket that supports a camera unit with a hood that can be removed along the attachment subject while the camera unit is being supported, allowing for easy installation and removal of the hood without requiring the removal of the camera unit or the entire mounting device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the hood is integrated with the securing bracket, then the structural strength and stability are improved, but the ease of operation for removing the hood deteriorates

Engineering Contradiction:
Improvestructural strengthVSAvoidease of removing hood
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The patent divides the hood assembly into separable components: the hood body and the securing bracket. The hood includes a mounting portion that can be detached from the bracket, allowing the hood to be removed independently without compromising the overall structural integrity when assembled. This segmentation enables easy maintenance while maintaining strength during operation.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If the hood is mounted on the bracket with the camera unit supported, then the stability of the imaging device is improved, but the ease of operation for removing the hood deteriorates

Engineering Contradiction:
Improvestability of imaging deviceVSAvoidease of removing hood
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent extracts the hood removal function from the overall device assembly process. The hood is designed with a specific mounting structure that allows it to be taken out independently from the bracket while the camera unit remains supported. This extraction principle enables maintenance of the hood without affecting the camera unit or requiring complete disassembly.

Inventive Principle:
Principle #2Taking out (Extraction)

3Manufacturing precision

If the lens is assembled to an end of the hood, then the optical performance is improved, but the device complexity for assembly and disassembly increases

Engineering Contradiction:
Improveoptical performanceVSAvoidassembly complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent segments the assembly into modular units: the lens assembly, the hood, and the bracket. The lens is assembled to the hood in a separate sub-assembly step, which can then be mounted to the bracket. This segmentation allows for precise optical assembly while simplifying the overall device assembly and disassembly processes through modular construction.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12194929B2Imaging device for mounting device
Publication Date: 2025.01.14 NIFCO INC
  • US12194929B2 patent drawing
  • US12194929B2 patent drawing
  • US12194929B2 patent drawing

AI summary

An imaging device for a mounting device includes a bracket supporting a camera unit having a light receiving unit, and configured to be mounted on an attachment subject, and a hood having a surface expanding in a direction away from the light receiving unit in front of the light receiving unit, and mounted on the bracket so that the surface faces the attachment subject, wherein the hood can be removed from the bracket along the attachment subject while the camera unit is being supported by the bracket.