Stroller Board Bayonet Mount for Quick Attachment

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Solution Overview

Problem

Conventional stroller boards are difficult to attach, stow, and collapse with existing strollers, posing operational challenges.

Innovation Solution

A stroller board with a child support platform, at least one wheel, and a first arm with a stroller board mount that slidably engages with the stroller's mount, featuring a locking mechanism for secure attachment and detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a conventional stroller board is attached to a stroller, then the child can stand on the board and ride along, but the board becomes difficult to attach, stow, and collapse with the stroller

Engineering Contradiction:
Improveease of attachmentVSAvoidmounting mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The stroller board mount incorporates a dynamic bayonet-style coupling mechanism that allows quick attachment and detachment through rotational motion. The latch member can move between engaged and disengaged positions, enabling the board to be easily mounted and removed without complex tools or procedures, directly resolving the ease of operation issue.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting system is segmented into separate components: a board mount with a latch member and a stroller mount with a locking cavity. This segmentation allows independent optimization of each component and enables the board to be easily attached by aligning and rotating the mount into place, without requiring the entire stroller assembly to be complex.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If a conventional stroller board is attached to a stroller, then the child can use the board, but the board becomes difficult to stow when not in use

Engineering Contradiction:
Improveease of stowingVSAvoidstowing mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The bayonet-style mount allows the stroller board to be quickly detached from the stroller by simply rotating the mount to disengage the latch. This dynamic coupling mechanism eliminates complex stowing procedures, allowing the board to be easily removed and stored separately when not in use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The board mount is designed to be completely removable from the stroller frame. The latch mechanism allows the board to be extracted from its mounted position and stored separately, providing flexibility in stowing without requiring integrated storage spaces or complex folding mechanisms within the stroller structure.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If a conventional stroller board is attached to a stroller, then the child can use the board, but the board becomes difficult to collapse with the stroller

Engineering Contradiction:
Improveease of collapseVSAvoidcollapse mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The stroller board is designed to be completely detachable from the stroller frame through the bayonet-style mount. When collapsing the stroller, the board can be removed from its mounted position and set aside, allowing the stroller to collapse without the board interfering with the folding mechanism or requiring complex coordinated collapse procedures.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The dynamic latch mechanism allows for quick release of the board from the stroller frame. The latch member can be easily actuated to disengage from the locking cavity, enabling the board to be rapidly removed before or during the stroller collapse process, simplifying the overall collapse operation.

Inventive Principle:
Principle #15Dynamics

4Productivity

If a bayonet-style mount is used for the stroller board, then the board can be quickly attached and detached, but the mounting structure requires precise sliding engagement

Engineering Contradiction:
Improveattachment speedVSAvoidsliding engagement precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The board mount and stroller mount are designed with pre-aligned geometric features including the protrusion and locking cavity shapes. These features are manufactured to complementary geometries that guide the sliding engagement process, ensuring that even with moderate manufacturing tolerances, the components will self-align and engage correctly during the quick attachment operation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The bayonet-style mount incorporates curved or tapered surfaces on the protrusion and corresponding recesses in the locking cavity. These curved surfaces guide the sliding engagement process, allowing the components to self-align during rotation and reducing the precision requirements for the final locked position, while still enabling quick attachment.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS20250042462A1Stroller assembly
Publication Date: 2025.02.06 WONDERLAND SWITZERLAND AG
  • US20250042462A1 patent drawing
  • US20250042462A1 patent drawing
  • US20250042462A1 patent drawing

AI summary

A stroller board removably mountable to a stroller. The stroller board includes a child support platform including at least one wheel which, when the stroller board is in a use position, rests on the ground; a first arm extending between a first end coupled to the child support platform and a second end; and a first stroller board mount coupled to the second end of the first arm. The first stroller board mount has a structure that defines 1) an interior that is configured to slidably receive a terminal end of a first stroller mount of the stroller to couple the first stroller board mount to the first stroller mount or 2) a protrusion having a terminal end that is configured to be slidably received in an interior of the first stroller mount of the stroller to couple the first stroller board mount to the first stroller mount.