Stroller Tray with Bendable Arms for Secure Multi-Stroller Attachment

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Solution Overview

Problem

Existing stroller trays face issues with secure attachment, accessibility, compatibility with various stroller brands, ability to stay attached during folding, and optimal height adjustment for children's reach, along with design limitations affecting ease of cleaning and item retention.

Innovation Solution

A stroller tray with bendable tubular arms that securely attach to the stroller bumper bar, featuring adjustable height and detachable design, including cup holders and snack compartments, ensuring stability and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a stroller tray is secured tightly to the stroller, then the tray remains stable and secure during use, but caregivers have difficulty removing the tray for cleaning purposes

Engineering Contradiction:
Improvesecure attachmentVSAvoidease of removal for cleaning
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tray is divided into detachable components including the tray body, bendable arms, and mounting mechanisms. This segmentation allows the tray to be easily disassembled for cleaning while maintaining secure attachment during use, as each component can be independently removed and reattached.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a stroller tray is designed with a secure connection mechanism, then the tray and items on it will not fall off, but the tray becomes difficult to remove for cleaning

Engineering Contradiction:
Improveconnection securityVSAvoidease of cleaning
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The tray employs dynamic mounting mechanisms such as spring-loaded clips or adjustable buckles that provide secure holding force during stroller use but can be easily released when needed. The bendable arms also provide dynamic adaptation to different stroller bumper bar shapes while maintaining secure contact.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a stroller tray is designed to be accessible to children sitting in the stroller, then children can easily reach their snacks, but the tray height may compromise secure attachment to the stroller

Engineering Contradiction:
Improveaccessibility to childrenVSAvoidattachment security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The bendable arms allow the tray to be positioned at optimal heights for child accessibility while maintaining secure attachment. The arms can be bent or adjusted to reach desired positions without compromising the connection strength, as the mounting mechanism compensates for the arm configuration.

Inventive Principle:
Principle #15Dynamics

4Reliability

If a stroller tray uses fixed configuration to ensure stable attachment, then the tray remains securely attached, but it is incompatible with strollers having bars in different shapes and sizes

Engineering Contradiction:
Improveattachment stabilityVSAvoidcompatibility with various strollers
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The bendable arms can be shaped or bent to match different stroller bumper bar configurations, allowing the same tray design to securely attach to various stroller types. The arms maintain stable attachment through proper positioning and gripping mechanisms while adapting to different geometries.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tray design allows modification of arm curvature, angle, and position parameters to accommodate different stroller bumper bar shapes and sizes. This parameter adjustment capability enables universal compatibility while maintaining secure attachment through optimized geometric configurations.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250326422A1Stroller tray
Publication Date: 2025.10.23 TWEELY INC
  • US20250326422A1 patent drawing
  • US20250326422A1 patent drawing
  • US20250326422A1 patent drawing

AI summary

A stroller tray includes a tray portion comprising at least one cup holder and at least one snack compartment and at least two bendable arms. The bendable arms are detachably connected to the tray portion by at least one mount on the outer end of the tray portion. The bendable arms attach to a stroller bumper bar by wrapping around the stroller bumper bar while the tray portion remains level with the stroller bumper bar. The bendable arms each contain an inner bendable rod. A method of providing a stroller tray includes providing a tray portion comprising at least one cup holder and at least one snack compartment; and providing at least two bendable arms. The method of providing a stroller tray further includes providing at least one mount on the outer end of the tray portion to detachably connect the bendable arms to the tray portion.