Pet Carrier Stroller Frame with Secure Detachable Receiver

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Solution Overview

Problem

Existing pet carriers and strollers lack a convenient and secure way to attach and detach, limiting their versatility and usability in various environments.

Innovation Solution

A stroller design with a carrier receiver that allows for easy attachment and detachment of a pet carrier through carrier engagements, featuring a pivotally connected upper frame and a releasable front frame, enabling a rigid structure for stability and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a carrier is attached to a stroller, then pet transport security is improved, but attachment and detachment convenience deteriorates

Engineering Contradiction:
Improvecarrier attachment securityVSAvoidcarrier attachment convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The stroller frame is divided into multiple segments (upper frame, front frame, side legs) that can be independently configured. The carrier receiver is integrated into the front frame segment, allowing it to be attached and detached without affecting the entire stroller structure. This segmentation enables secure carrier attachment while maintaining ease of operation through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The front frame is designed with dynamic characteristics, including pivotable connections and releasable engagements, allowing it to transition between locked and unlocked states. This dynamic design enables the carrier to be securely attached during transport and easily detached when needed, resolving the contradiction between security and convenience.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the front frame is made rigid for stability, then structural integrity is improved, but folding and storage adaptability deteriorates

Engineering Contradiction:
Improvefront frame stabilityVSAvoidfolding capability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The front frame employs dynamic connections that provide rigidity during use and flexibility for folding. The releasable engagements and pivotable joints allow the frame to transition from a rigid, stable configuration during transport to a flexible, foldable configuration for storage, resolving the contradiction between stability and adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Different portions of the front frame have different structural qualities. The main load-bearing elements are rigid to provide stability, while the connection points and folding mechanisms are designed with localized flexibility. This local quality differentiation allows the frame to maintain overall stability while enabling folding capability at specific locations.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If the carrier receiver is pivotally connected for versatility, then adaptability is improved, but structural strength deteriorates

Engineering Contradiction:
Improvecarrier positioning flexibilityVSAvoidconnection strength
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The carrier receiver is segmented from the main stroller frame, allowing it to be pivotally connected for positioning flexibility while maintaining sufficient strength through proper connection design. The modular segmentation enables versatile carrier positioning without compromising overall structural strength.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection elements use composite construction combining rigid materials for strength with flexible components for pivoting capability. This composite approach allows the carrier receiver to be pivotally connected for versatility while maintaining adequate connection strength through the combination of strong and flexible materials.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS12364245B2Carrier and stroller frame
Publication Date: 2025.07.22 VERMONT JUVENILE FURNITURE MANUFACTURING INC
  • US12364245B2 patent drawing
  • US12364245B2 patent drawing
  • US12364245B2 patent drawing

AI summary

An assembly comprising a stroller with a removably attached carrier. The carrier has front and rear access to the enclosed space and is useable separately from the stroller.