Collapsible Child Seat Frame for Portable Infant Support

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Solution Overview

Problem

Conventional child seats and activity centers are not portable due to their size and bulkiness, limiting their use to home environments, despite potential applications in various outdoor settings.

Innovation Solution

A collapsible child seat design featuring a frame with pivotally attached braces that convert from an expanded position for child support to a collapsed position for easy storage and transport, utilizing a flexible seat member with straps and a locking mechanism for secure transformation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the child seat is designed with a stationary frame and rigid structure to ensure stability and support, then the structural integrity is improved, but the portability deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidportability
Core Design Contradiction:
StrengthVSLength of moving object

Solution Approach 1:

The child seat is divided into multiple separable components including a base unit with tray and a removable seat portion. This segmentation allows the seat to be disassembled into smaller parts for easy transport while maintaining structural integrity when assembled, directly resolving the contradiction between strength and portability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tray is designed with movable elements including a height-adjustable backrest and a removable top surface. These dynamic features allow the tray to adapt to different configurations and facilitate easier disassembly for portability while maintaining stability during use, addressing the contradiction between structural integrity and portability.

Inventive Principle:
Principle #15Dynamics

2Length of moving object

If the child seat is designed with a compact structure for easy storage and transport, then the portability is improved, but the capacity to support and amuse the infant deteriorates

Engineering Contradiction:
ImproveportabilityVSAvoidfunctional capacity
Core Design Contradiction:
Length of moving objectVSAdaptability or versatility

Solution Approach 1:

The seat portion is designed to nest within or attach to the base unit, with the tray components capable of being stored within the base structure when not in use. This nesting arrangement minimizes storage space requirements while preserving all functional capabilities when the components are assembled and deployed.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The tray features height-adjustable and removable components that allow it to be configured for different uses and collapsed into a compact form. This dynamic design enables the tray to provide full functional capacity during use while reducing to a minimal profile for portability and storage.

Inventive Principle:
Principle #15Dynamics

3Area of stationary object

If the child seat includes a large base and extended features for stability and comfort, then the support capability is improved, but the ease of transport deteriorates

Engineering Contradiction:
Improvebase areaVSAvoidease of transport
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The child seat is divided into a compact base unit and a separate seat portion that can be easily attached and detached. This segmentation allows the base to maintain sufficient area for stability while the overall structure can be disassembled into manageable pieces for easy transport, resolving the contradiction between base area and ease of transport.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base unit is designed with sufficient area to provide stable support when assembled, but only the necessary portions are included in the base rather than excessive features. This partial action approach ensures adequate stability while minimizing the size and weight for transport, addressing the contradiction between base area and ease of transport.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS9078529B2Collapsible child seat
Publication Date: 2015.07.14 KIDCO INC
  • US9078529B2 patent drawing
  • US9078529B2 patent drawing
  • US9078529B2 patent drawing

AI summary

A collapsible child seat having a collapsible frame that moves between an expanded position and a collapsed position. A seat member moveably attaches to the frame, with a recessed support for receiving and supporting a child. A retractable canopy covers the seat member.