Rotating Toy Bar Mount That Releases Under Handle Misuse

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Solution Overview

Problem

Existing infant seat toy bars can be misused as handles during transportation, posing safety concerns due to their design not being suitable for handling and potentially leading to inversion and discharge of the infant occupant.

Innovation Solution

A rotating toy bar mount assembly that automatically disengages from the frame when lifted as a handle, while remaining locked in place during use to prevent unintentional disengagement and ensure safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the toy bar is made strong and fixed to prevent disengagement, then reliability is improved, but it encourages misuse as a handle during transportation

Engineering Contradiction:
Improvetoy bar attachment reliabilityVSAvoidmisuse as handle
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The toy bar mounting assembly transitions from a static fixed connection to a dynamic system that automatically adapts its state. The mounting assembly includes a receptacle member that rotates about a horizontal axis between locked and unlocked positions, allowing the system to respond dynamically to applied forces. When upward force is detected (indicating handle misuse), the system automatically unlocks and disengages, preventing the harmful effect while maintaining reliable attachment during normal use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention converts the harmful effect of upward force (misuse as handle) into a beneficial triggering mechanism. The force applied when someone attempts to use the toy bar as a handle is detected by the mounting assembly and automatically triggers the unlocking and disengagement sequence. This transforms the harmful force into a safety feature that prevents injury while maintaining secure attachment during normal operation.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

2Ease of operation

If the toy bar mounting is made easily removable for caregiver access, then ease of operation is improved, but reliability of attachment during use deteriorates

Engineering Contradiction:
Improvecaregiver accessVSAvoidtoy bar attachment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The mounting assembly employs dynamic behavior with two distinct states: a locked state during normal use that prevents disengagement, and an unlocked state that enables easy removal. The system automatically transitions between these states based on the direction and nature of applied forces. During normal use, the toy bar remains securely locked, but when downward force is applied (indicating caregiver access need), the system automatically unlocks, providing ease of operation without compromising attachment reliability.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the toy bar is positioned to improve infant visibility and reach, then ease of operation is improved, but stability of attachment deteriorates due to potential inversion

Engineering Contradiction:
Improveinfant access to toy barVSAvoidmounting stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The mounting assembly allows the toy bar to rotate about a horizontal axis, providing dynamic positioning that improves infant visibility and reach while maintaining attachment stability through automated locking. The receptacle member can rotate between locked and unlocked positions, enabling the toy bar to be positioned optimally for infant interaction. The automatic locking mechanism ensures that once positioned, the toy bar remains stable and securely attached, preventing inversion even when positioned for easy infant access.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8322789B2Toy bar mounting assembly, and associated apparatus
Publication Date: 2012.12.04 KIDS2 LLC
  • US8322789B2 patent drawing
  • US8322789B2 patent drawing
  • US8322789B2 patent drawing

AI summary

A mounting assembly for mounting a toy bar arrangement to a frame of an infant seat assembly is provided. The assembly includes a mounting member adapted to fixedly engage the frame. The assembly further includes a receptacle member operably engaged with the mounting member and defining a cavity. The receptacle member is rotatable about a substantially horizontal axis with respect to the mounting member, and between a locked position and an unlocked position in relation to a locking member associated with the mounting member. The assembly further includes a mating member adapted to operably engage a toy bar arrangement and configured to be removably received within the cavity of the receptacle member so as to be rotatable in conjunction with the receptacle member between the locked and unlocked positions. The mating member has a locking flange configured to engage the locking member in the locked position.