Child Swing Seat Assembly With Rotatable Detachable Hub

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Solution Overview

Problem

Existing child swings lack versatility in seat orientation and functionality, as they often restrict the seat's position and do not allow for easy detachment and use as a separate child seat or rocker/bouncer.

Innovation Solution

A child swing design featuring a seat assembly with a swing arm and hub that allows for adjustable seat orientation, detachment from the frame, and conversion into a rocker or bouncer, utilizing a latch mechanism for easy attachment and detachment, and a rotatable hub for multiple seat facing orientations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the seat is fixed in a single orientation on the swing frame, then the structure is simple and stable, but the versatility and adaptability of the swing is limited

Engineering Contradiction:
Improveseat orientation versatilityVSAvoidseat assembly structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The seat assembly is made dynamically adjustable through a rotatable hub mechanism that allows the seat to be positioned in multiple orientations (forward-facing, backward-facing, side-facing) while maintaining structural integrity. The hub incorporates a latch mechanism that enables easy rotation and locking between different orientations without requiring complex disassembly or assembly operations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The seat assembly is designed as a universal, multi-functional unit that can serve multiple purposes: as a traditional swing seat, as a detached child seat for portability, and as a rocker or bouncer when removed from the swing frame. This multi-functionality is achieved through the versatile hub connection system and the inherent stability of the seat assembly structure.

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

2Ease of operation

If the seat assembly is permanently attached to the swing frame, then the structural stability is maintained, but the ease of operation for detachment and reattachment is reduced

Engineering Contradiction:
Improveseat detachment easeVSAvoidattachment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The connection system is segmented into modular components: the hub with latch mechanism, the swing arm connection points, and the seat assembly mounting interfaces. This segmentation allows the seat to be easily detached and reattached while maintaining reliable connections during use. The latch mechanism provides a clear latched/unlatched state that ensures proper attachment without requiring complex procedures.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If the seat can rotate freely on the hub, then the orientation adjustability is maximized, but the stability during swinging motion is compromised

Engineering Contradiction:
Improveseat rotation flexibilityVSAvoidseat position stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The hub mechanism provides dynamic control of seat orientation through a latch system that allows intentional rotation to selected positions while preventing unintended movement during swinging. The latch engages at specific orientation positions (forward, backward, side-facing) to stabilize the seat in these predetermined configurations while still allowing easy repositioning when needed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8876617B2Child swing with versatile seat assembly
Publication Date: 2014.11.04 GRACO CHILDRENS PROD INC
  • US8876617B2 patent drawing
  • US8876617B2 patent drawing
  • US8876617B2 patent drawing

AI summary

A child swing has a frame with a base, a support extending up from the base, a hub carried by the support above the base, and a seat assembly having a swing arm with a seat carried at a lower end. The seat assembly moves in a swinging direction. The seat assembly is configured to be selectively removable from and connectable to the hub. The orientation of the seat assembly relative to the swinging direction is also selectively adjustable between a forward facing orientation and a side facing orientation.