Cargo Bag Harness for Wheeled Insulated Cooler Capacity

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Solution Overview

Problem

Wheeled insulated coolers have limited carrying capacity, requiring event coordinators to make repeated trips to transport supplementary items like tablecloths, napkins, and cutlery to event sites.

Innovation Solution

A cargo bag system comprising a container and straps that attaches to a wheeled insulated cooler, allowing the cargo bag to be carried on the cooler, thereby increasing the cooler's carrying capacity and reducing the need for multiple trips.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a wheeled insulated cooler is used to transport consumable items, then the cooler can maintain safe temperatures for perishables, but the carrying capacity is limited and requires repeated trips for additional event supplies

Engineering Contradiction:
Improvecarrying capacityVSAvoidtime for repeated trips
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The cargo bag is attached to the wheeled insulated cooler to combine two separate carrying functions into one integrated system. The harness system merges the cooler and cargo bag into a single transport unit, allowing event supplies and perishables to be carried together in one trip rather than requiring separate trips for each.

Inventive Principle:
Principle #5Merging (Combining)

2Quantity of substance

If the carrying capacity of the wheeled insulated cooler is increased by adding more items, then more event supplies can be transported, but the cooler becomes too heavy or unstable to transport efficiently

Engineering Contradiction:
Improvecarrying capacityVSAvoidease of transport
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The carrying system is divided into two separate but connected components: the wheeled insulated cooler for perishables and the cargo bag for event supplies. This segmentation allows each component to be optimized for its specific function while distributing the total weight across two separate carrying zones, making the overall system easier to maneuver and transport than a single overloaded cooler.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cargo bag is positioned above the cooler on the harness system, utilizing vertical space rather than expanding the horizontal footprint of the cooler. This dimensional arrangement allows additional carrying capacity without increasing the base width or length of the cooler, maintaining ease of movement through narrow spaces and doorways.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9643637B1Cargo bag for an insulated cooler
Publication Date: 2017.05.09 ALLEN PENNY
  • US9643637B1 patent drawing
  • US9643637B1 patent drawing
  • US9643637B1 patent drawing

AI summary

This shortcoming of wheeled insulated coolers is addressed in this disclosure. The cargo bag for an insulated cooler is a harness and a pack that is adapted for use with a wheeled insulated cooler. The cargo bag for an insulated cooler is attached to the wheeled insulated cooler using the harness such that the pack is attached to the wheeled insulated cooler and can be carried on the wheeled insulated cooler while the wheeled insulated cooler is transported to an event location. The cargo bag for an insulated cooler comprises a container and a plurality of straps.