Play Yard Gate Panel With Dual Locking for Safe Adult Access

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Solution Overview

Problem

Existing play yards present difficulties in entering and exiting, especially when carrying larger children or animals, due to the need to step over panels or unhook multiple panels, which can be cumbersome and unsafe.

Innovation Solution

A play yard design featuring a gate panel with a swinging gate and dual locking mechanisms, allowing the gate to be easily opened by moving a switch to the unlocked position and lifting the gate to disengage the hook member from the panel frame, enabling safe and secure access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a gate panel with swinging gate and dual locking mechanisms is used, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of opening gateVSAvoidcomplexity of locking mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The locking system is divided into two independent mechanisms: a first locking mechanism with a hook member that engages a receiving opening, and a second locking mechanism with a switch that moves between locked and unlocked positions. This segmentation allows each mechanism to perform a specific function, making the overall system easier to operate while maintaining security.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The gate must be lifted upwardly to disengage the hook member from the receiving opening before the gate can swing open. This preliminary lifting action ensures that the gate is properly aligned and prevents accidental opening, while the pre-positioned switch mechanism ready for activation simplifies the final unlocking step.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If dual locking mechanisms are implemented, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvesecurity of enclosed spaceVSAvoidcomplexity of locking mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking system is divided into two independent mechanisms: a first locking mechanism with a hook member that engages a receiving opening, and a second locking mechanism with a switch that moves between locked and unlocked positions. This segmentation allows each mechanism to perform a specific function, making the overall system easier to operate while maintaining security.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The dual locking mechanisms provide a backup system that prevents accidental opening. If one mechanism fails or is inadvertently disengaged, the second mechanism maintains the secure closure of the gate, ensuring reliable protection of the enclosed space.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of operation

If the gate requires lifting to clear the locking mechanism, then ease of operation is improved for adults, but safety risk increases for small children

Engineering Contradiction:
Improveease of opening gateVSAvoidsafety risk from accidental opening
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The gate must be lifted upwardly to disengage the hook member from the receiving opening before the gate can swing open. This preliminary lifting action ensures that the gate is properly aligned and prevents accidental opening, while the pre-positioned switch mechanism ready for activation simplifies the final unlocking step.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The switching mechanism changes the state of the locking system from locked to unlocked, creating a distinct operational parameter change that requires intentional action. This state change ensures that the gate cannot be accidentally opened by small children who cannot understand or activate the switch mechanism.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9615672B2Gate for play yard
Publication Date: 2017.04.11 NORTH STATES IND INC
  • US9615672B2 patent drawing
  • US9615672B2 patent drawing
  • US9615672B2 patent drawing

AI summary

A play yard can include a plurality of side panels that are connected to one another and a gate panel connected to two of the side panels to create an enclosed space. The gate panel can include a panel frame that defines an opening and a gate that can be mounted to the panel frame in the opening to swing from a closed position to an open position. The gate panel can include a first locking mechanism on the gate to hold the gate in the closed position and a second locking mechanism on the gate to hold the gate in the closed position.