Foldable Built-In Crib Mobile Arm With Recessed Storage

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Solution Overview

Problem

Existing mobile arm devices for cribs are unsafe due to the risk of detachment and choking hazards, and they lack a convenient storage solution as they are not foldable or permanently secured to the crib, making storage of both the crib and mobile arm inconvenient after a child outgrows the crib.

Innovation Solution

A built-in mobile arm for cribs with a pivotally secured, foldable design that allows the arm to be stored within a recessed area of the crib, featuring an adjustable and rotatable mechanism to securely support a mobile and retract for storage, using a spring mechanism to facilitate easy deployment and retraction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a detachable mobile arm is placed on a crib, then the mobile arm can be easily installed and removed, but the mobile arm may become detached and fall on the child or cause choking hazards

Engineering Contradiction:
Improveease of installation and removalVSAvoidsafety against detachment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The mobile arm is permanently merged with the crib structure through pivotal attachment at predetermined locations. This combining ensures the arm cannot detach and fall on the child, while still allowing controlled movement and positioning for easy operation during use.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If the mobile arm remains attached to the crib while not in use, then the mobile arm is always ready for use, but the mobile arm occupies space and cannot be stored when the child outgrows the crib

Engineering Contradiction:
Improvereadiness for useVSAvoidstorage requirement
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mobile arm employs a pivotal attachment mechanism that allows it to dynamically change position between a deployed state (ready for use) and a retracted state (stored within the crib). This dynamic positioning enables the arm to be readily accessible when needed while automatically storing itself when not in use, eliminating the need for separate storage space.

Inventive Principle:
Principle #15Dynamics

3Strength

If a non-foldable mobile arm is used, then the mobile arm maintains structural integrity, but the mobile arm cannot be stored within the crib and requires separate storage space

Engineering Contradiction:
Improvestructural integrityVSAvoidstorage space requirement
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The mobile arm is divided into multiple segments or sections that are connected through pivotal joints. This segmentation allows the arm to be folded into a compact configuration for storage within the crib, while maintaining structural integrity when deployed through the rigid construction of individual segments and their connections.

Inventive Principle:
Principle #1Segmentation

4Reliability

If the mobile arm is permanently secured to the crib, then the mobile arm cannot detach and cause safety hazards, but the mobile arm cannot be removed or adjusted

Engineering Contradiction:
Improveprevention of detachmentVSAvoidadjustability and removability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The pivotal attachment mechanism creates a dynamic connection that is permanently secured to prevent detachment while allowing controlled movement and adjustment. The arm can be positioned at various angles and locations along the crib structure, providing adaptability and versatility while maintaining reliable attachment that eliminates safety hazards from accidental detachment.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a safe and convenient storage solution by ensuring the mobile arm is securely attached and easily storable within the crib, reducing the risk of detachment and simplifying storage as the child grows out of the crib, while maintaining adjustability for continued use.

Implementation Method 1

using a spring mechanism to facilitate easy deployment and retraction

Methodology Applied
Scientific EffectSpring mechanism: Spring

Implementation Method 2

a pivotally secured, foldable design that allows the arm to be stored within a recessed area of the crib

Methodology Applied
Scientific EffectPivotal rotation: Moment of Inertia

Data Source

PatentUS9585495B2Built-in mobile arm for a crib
Publication Date: 2017.03.07 GOTTSLEBEN RICHARD
  • US9585495B2 patent drawing
  • US9585495B2 patent drawing
  • US9585495B2 patent drawing

AI summary

A built-in mobile arm for a crib for storing and using a mobile arm secured to a crib. The built-in mobile arm includes a crib having base, one or more sidewalls, and an open upper end, defining an interior volume. The device further includes a mobile arm having a first end, a second end, and one or more members, wherein a first member is pivotally secured to a second member so as to allow the arm to fold into a stored configuration. The second end of the mobile arm is adjustably secured to the crib, whereas the first end is able to support a mobile thereon. The crib further includes a recessed area disposed on a sidewall that receives the arm therein for storing. In an alternate embodiment, the recessed area is disposed in a leg of the crib, wherein the mobile arm can retract therein or extend upwards therefrom.