Triangular Seat Accessory for Horizontal Resting Surface

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Solution Overview

Problem

Current automobile vehicle seat designs do not provide a comfortable sleeping or resting surface when the seat back is reclined horizontally, as they lack adequate support and contouring for occupants who need to rest during short sleep periods during travel.

Innovation Solution

A seat accessory with a triangular-shaped seat base and seat back contact portions, connected by a member, which forms a horizontal resting surface when the seat back is fully reclined, including a pillow member for head support, and can be made of inflatable or deflectable materials to fit the contours of the seat, providing a contoured and comfortable resting surface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the seat back is reclined to a horizontal position for resting, then the occupant can achieve a reclined position suitable for sleep, but the existing seat surfaces do not provide a comfortable sleeping surface due to large contours like bolsters and lumbar support members

Engineering Contradiction:
Improveseat position adaptabilityVSAvoidresting surface comfort
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The invention divides the seat into functional segments: the original seat structure (base and backrest with bolsters and lumbar support) and an added accessory component. The accessory is segmented into a seat base contact portion and a seat back contact portion connected by a connecting member, allowing each part to serve specific functions in creating a comfortable horizontal resting surface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The accessory acts as an intermediary element between the occupant and the original seat surfaces. It mediates the interaction by providing flat contact portions that interface with both the seat base and seat back, transforming the non-comfortable original surfaces into a comfortable resting configuration when the seat back is reclined horizontally.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If standard seat designs with bolsters and lumbar support are used, then occupant comfort and safety during vehicle operation are improved, but these same features create an uncomfortable surface when the seat back is reclined horizontally for sleeping

Engineering Contradiction:
Improveoccupant comfort during operationVSAvoidsuitability for horizontal resting
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The accessory applies local quality changes by providing flat contact surfaces at specific locations (seat base and seat back contact portions) while allowing the original seat features like bolsters and lumbar support to remain intact for their primary functions. The flat contact portions locally modify the interaction interface to enable comfortable horizontal resting without altering the overall seat structure.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If the seat accessory is designed with triangular-shaped contact portions, then the accessory fits the contours of the seat base and seat back effectively, but the accessory structure becomes more complex

Engineering Contradiction:
Improvecontour fitting capabilityVSAvoidaccessory structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The accessory employs asymmetric triangular shapes for the seat base contact portion and seat back contact portion, which naturally conform to the typical contours of vehicle seats. This asymmetric geometry allows effective contour fitting without requiring additional complex adjustment mechanisms or components.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS11607978B2Seat accessory to enable a sleep and rest surface
Publication Date: 2023.03.21 GM GLOBAL TECHNOLOGY OPERATIONS LLC
  • US11607978B2 patent drawing
  • US11607978B2 patent drawing
  • US11607978B2 patent drawing

AI summary

A seat accessory for an automobile vehicle includes a seat accessory configuration oriented to be releasably deposited onto a seat base and a seat back of an automobile vehicle seat when the seat back is positioned in a seat back fully reclined and horizontal position. The seat accessory includes a seat base contact portion defining a triangular-shape positioned onto the seat base. A seat back contact portion defining a triangular-shape is positioned onto the seat back. A connecting member directly connects the seat base contact portion to the seat back contact portion.