Vehicle Seat Trim Cover Garnish Integration

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Solution Overview

Problem

Conventional vehicle seat designs with garnishes require complex and time-consuming assembly steps due to the need for separate securing elements for the trim cover and garnishes, leading to a complicated construction process.

Innovation Solution

A vehicle seat design where the trim cover element is fixedly connected to the garnish before attachment, allowing for a simplified and efficient assembly process by directly engaging the garnish with the frame, eliminating the need for additional securing elements and allowing the garnish to be resiliently formed to fit the frame's contour.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate securing elements are used for trim cover and garnish attachment, then reliable fixation is achieved, but assembly complexity and time increase

Engineering Contradiction:
Improvefixation reliabilityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the trim cover and garnish into a single integrated assembly where the trim cover is directly connected to the garnish. This merging eliminates the need for separate securing elements for each component, reducing assembly complexity while maintaining reliable fixation through the unified structure's direct attachment to the frame

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If multiple securing elements are provided for trim cover and garnish, then secure attachment is achieved, but manufacturing and assembly time increase

Engineering Contradiction:
Improveattachment securityVSAvoidassembly speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

By integrating the trim cover and garnish as a unified assembly with direct frame attachment, the patent eliminates multiple securing operations. The single integrated structure attaches to the frame in one operation, significantly improving assembly speed while maintaining attachment security through the robust unified connection

Inventive Principle:
Principle #5Merging (Combining)

3Stability of the object's composition

If separate frames are used for trim cover and garnish attachment, then structural stability is achieved, but construction complexity increases

Engineering Contradiction:
Improvestructural stabilityVSAvoidconstruction complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent merges the attachment function for both trim cover and garnish into a single frame structure. The integrated assembly attaches to one frame, eliminating the need for multiple separate frames and their associated mounting structures, thereby reducing construction complexity while maintaining structural stability through the unified attachment point

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9987960B2Vehicle seat
Publication Date: 2018.06.05 TACHI S CO LTD
  • US9987960B2 patent drawing
  • US9987960B2 patent drawing
  • US9987960B2 patent drawing

AI summary

[Purpose] To provide a vehicle seat having a garnish attached thereto, which is simplified in structure for easy secure attachment of the garnish to a seat cushion of the seat, and also highly improved as to outer appearance quality of the seat cushion.[Means for Achieving the Purpose] A vehicle seat of the present invention includes: a frame 4 formed from a sheet metal, the frame standing upright in a vertical direction thereof; a garnish 1 engaged with and fitted to the frame 4 so as to cover an outer peripheral surface of that frame; a cushion element 3 supported by the frame 4; and a trim cover element 2 covering the cushion element 3. In this vehicle seat, a terminal end portion 20 of the trim cover element 2 is fixedly secured to an outer surface of the garnish 1.