Wheeled Caddy Telescoping Frame for Ski Storage

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Solution Overview

Problem

Existing wheeled caddies for transporting and storing skiing equipment lack efficient folding mechanisms, making them cumbersome for storage and transport.

Innovation Solution

A wheeled caddy with a central frame structure featuring a telescoping mechanism, foldable handle, and struts that support wheels, allowing for easy folding and storage. The caddy includes a mounting apparatus for skis, snowboards, poles, boots, and additional equipment, with a storage bag and tray for organization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a wheeled caddy is designed to carry skiing equipment, then it provides transport capability, but it becomes cumbersome for storage and transport when not in use

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

Solution Approach 1:

The caddy is divided into separable components including the central frame structure, upper structure, lower structure, struts, and handle. Each component can be independently folded or detached, allowing the caddy to be disassembled into manageable segments for easy storage in vehicles or compact spaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The upper structure, lower structure, and struts are designed to nest within or alongside the central frame structure when folded. The telescoping mechanism allows components to slide into each other, creating a compact nested configuration that minimizes storage space requirements.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Stability of the object's composition

If the caddy includes multiple support structures and features, then it provides stability during use, but it increases complexity for folding and storage

Engineering Contradiction:
Improvestability during useVSAvoidfolding mechanism complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The caddy employs dynamic folding mechanisms where the upper structure, lower structure, and struts can transition between extended stable configurations during use and folded compact configurations for storage. The telescoping central frame structure provides adjustable length to maintain stability in various operational states while enabling compact folding.

Inventive Principle:
Principle #15Dynamics

3Volume of moving object

If the caddy is designed with telescoping and foldable components, then it enables compact storage, but it increases the complexity of the device structure

Engineering Contradiction:
Improvestorage volumeVSAvoidstructural complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The telescoping central frame structure allows the upper and lower structures to nest within the central frame when folded, significantly reducing the overall volume. The struts fold against the central frame, and the handle pivots to align with the frame, creating a compact nested configuration that minimizes storage volume while using straightforward mechanical telescoping and pivoting mechanisms.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS12311250B1Apparatus for transport and storage of sporting equipment
Publication Date: 2025.05.27 KEEGAN CHARLES H
  • US12311250B1 patent drawing
  • US12311250B1 patent drawing
  • US12311250B1 patent drawing

AI summary

An apparatus for transport and storage of sporting equipment such as skis has a wheeled caddy, gear bag and a tray.