Vehicle Seat Cushion Cover Structure to Block Console Gaps

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Solution Overview

Problem

Existing vehicle seat designs face increased manufacturing costs and operational inefficiencies due to the need for additional cover members to prevent small items from falling between the seat cushion and central control stations, which require unnecessary trimming and stitching.

Innovation Solution

A vehicle seat design where the cushion cover extends towards the floor, incorporating a hook that engages with a tab on the cushion frame, eliminating the need for additional cover members by positioning the engagement point close to the central control station, enhancing operability and appearance through a cap-covered opening.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a cover member is newly provided to cover the gap between seat cushion and central control station, then small items falling is prevented, but manufacture cost rises

Engineering Contradiction:
Improvesmall items fallingVSAvoidmanufacture cost
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The invention merges the gap-covering function with the existing cushion cover by extending it downward along the side portion of the seat cushion. This eliminates the need for a separate cover member, thereby preventing small items from falling while avoiding additional manufacturing costs associated with trimming and stitching a new component.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cushion cover is designed to serve multiple functions: it covers the outer side of the cushion frame and simultaneously extends downward to cover the gap between the seat cushion and central control station. This multi-functionality eliminates the need for dedicated gap-covering components, reducing manufacturing complexity and cost.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Object-affected harmful factors

If a cover member is newly provided to cover the gap, then small items falling is prevented, but manufacturing time is increased

Engineering Contradiction:
Improvesmall items fallingVSAvoidmanufacturing time
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The invention combines the gap-covering function into the existing cushion cover structure. By extending the cushion cover downward along the side portion of the seat cushion, the design eliminates the need for separate trimming and stitching operations on an additional cover member, thereby reducing manufacturing time and improving productivity.

Inventive Principle:
Principle #5Merging (Combining)

3Device complexity

If the lower end portion of cushion frame is located lower than cushion cover position, then cushion frame structure is simplified, but gap formation occurs allowing items to fall

Engineering Contradiction:
Improvecushion frame structureVSAvoidgap formation
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The invention addresses the gap issue by extending the cushion cover in the vertical dimension downward along the side portion of the seat cushion. This dimensional extension allows the cushion cover to reach and cover the gap area without requiring changes to the cushion frame structure, maintaining structural simplicity while preventing item fall.

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

Data Source

PatentUS9446698B2Vehicle seat
Publication Date: 2016.09.20 TOYOTA BOSHOKU KK
  • US9446698B2 patent drawing
  • US9446698B2 patent drawing
  • US9446698B2 patent drawing

AI summary

The invention relates to a vehicle seat, wherein a cushion cover that covers a seat cushion is provided to extend towards a floor along a side portion of the seat cushion facing a central control station, a hook which engages with the cushion cover at a cushion frame is provided on a portion of the cushion cover interposed between a cushion frame and the central control station, and a tab is provided on the cushion frame in order to engage with the hook, the tab being provided on a portion of the cushion frame facing the central control station.