Child Safety Seat Base Structure With Pivot Lock Release

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Solution Overview

Problem

Conventional child safety seats have a fixed orientation of the seat portion after installation, making it inconvenient to adjust for easy access when placing a child in or removing a child from the seat.

Innovation Solution

A base structure for a child safety seat that includes a first base, a second base pivotally connected to the first base, at least one locking component, and at least one releasing mechanism. The releasing mechanism allows the second base to pivot relative to the first base, enabling easy adjustment of the seat body's orientation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the seat portion is fixed to the base portion after installation, then the installation stability is improved, but the ease of operation deteriorates because the orientation cannot be adjusted

Engineering Contradiction:
Improveinstallation stabilityVSAvoidease of operation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent applies the dynamics principle by transforming the fixed connection between the seat portion and base portion into a pivotable connection. The second base is pivotally connected to the first base, allowing the seat orientation to change from fixed to movable. The locking component can engage with locking holes at different positions to maintain stability at specific orientations while allowing adjustment between orientations, thus resolving the contradiction between stability and ease of operation.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If the seat portion orientation is fixed after installation, then the device complexity is reduced, but the adaptability deteriorates because the orientation cannot be adjusted for different usage scenarios

Engineering Contradiction:
Improvedevice complexityVSAvoidadaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent enables adaptability by introducing a pivotal connection that allows the seat portion to rotate relative to the base portion. The locking mechanism with multiple locking holes provides different stable positions, allowing the seat to adapt to various usage scenarios (e.g., different viewing angles, access directions) while maintaining structural integrity, thus resolving the contradiction between device complexity and adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies universality by designing the base structure to serve multiple functions: it can lock the seat in multiple different orientations and positions. The locking component can engage with different locking holes to provide various stable orientations, making the child safety seat adaptable to different installation scenarios and usage requirements without requiring multiple different base structures.

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

Data Source

PatentUS12269381B2Base structure adapted for a seat body of a child safety seat
Publication Date: 2025.04.08 BAMBINO PREZIOSO SWITZERLAND AG
  • US12269381B2 patent drawing
  • US12269381B2 patent drawing
  • US12269381B2 patent drawing

AI summary

A base structure (100) adapted for a seat body of a child safety seat is provided and includes a first base (1), a second base (2), a locking component (3) and a releasing mechanism (4). The second base (2) is pivotally connected to the first base (1) and located above the first base (1). A locking hole (21) is formed on a bottom portion of the second base (2). The locking component (3) is slidably disposed on the first base (1). An end of the locking component (3) is for engaging with an end of the locking hole (21). An end of the releasing mechanism (4) is located inside the second base (2) and slidably disposed on another end of the locking hole (21). The releasing mechanism (4) is operated to push the locking component (3) to disengage from the locking hole (21) for unlocking the second base (2), so as to allow the second base (2) to pivot relative to the first base (1).