Insulated Canteen with Nested Card Storage

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Solution Overview

Problem

Current double-walled insulated bottles lack a discreet compartment for storing credit cards and similar items, as visible storage compartments attract theft and are not designed to accommodate such items effectively, and there is a need for a hidden compartment that can also store smartphones.

Innovation Solution

A double-hulled insulated canteen design with a hidden card cavity and bottom storage compartment that is not visible from the exterior, allowing access only after removing the bottom lid, and capable of storing cards and smartphones, maintaining insulation properties through a double-walled construction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a visible storage compartment is provided for cards, then card storage functionality is improved, but security against theft deteriorates

Engineering Contradiction:
Improvecard storage functionalityVSAvoidtheft risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The card cavity is nested within the inner cavity of the double-hulled structure, hidden within the wall thickness. The cavity is formed by removing material from the inner cavity to create a concealed space that holds cards while maintaining the outer appearance of a standard beverage container. This nesting approach allows card storage without visible exterior compartments.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The card storage space is created by utilizing the wall thickness dimension of the double-hulled structure. Instead of adding external compartments, the invention uses the radial dimension between the inner and outer hulls to create the card cavity, effectively storing cards within the structural wall itself rather than adding external volume.

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

2Adaptability or versatility

If a bottom storage compartment is made larger to accommodate cards, then card storage capacity is improved, but visibility of the compartment deteriorates

Engineering Contradiction:
Improvecard storage capacityVSAvoidexterior appearance
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The card cavity is nested within the inner cavity structure, utilizing the wall thickness space. This allows the bottom storage compartment to be enlarged for card capacity while the outer hull maintains its original appearance, as the expansion occurs internally within the wall structure rather than externally.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The inner cavity is modified locally by removing material to create the card cavity, while the outer hull remains unchanged. This local modification allows increased storage capacity in the card compartment without affecting the exterior shape or appearance of the container.

Inventive Principle:
Principle #3Local quality

3Object-affected harmful factors

If a hidden card cavity is added to the inner cavity, then security is improved, but device complexity deteriorates

Engineering Contradiction:
Improvetheft protectionVSAvoidstructural complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The card cavity is created by removing material from the existing inner cavity, nesting the card storage space within the wall thickness. This approach uses the existing structural volume rather than adding separate external components, thereby limiting the increase in overall structural complexity while achieving secure hidden storage.

Inventive Principle:
Principle #7Nested doll (Nesting)

4Ease of operation

If the bottom lid is made removable to access the card cavity, then accessibility is improved, but security deteriorates

Engineering Contradiction:
Improveaccessibility to card cavityVSAvoidtheft risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The bottom lid is segmented as a removable component that can be detached to access the card cavity. This segmentation allows users to easily remove the lid for card access while the lid itself acts as a security barrier when attached, preventing unauthorized access to the hidden card storage space.

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a secure, hidden storage space for valuable items while maintaining effective temperature insulation, addressing the issue of visible storage compartments and accommodating items like smartphones within the bottle's design.

Implementation Method 1

doubled hulled, formed from an inner cavity and an outer cavity that together function to provide temperature insulation to contents within the inner cavity

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS10427825B2Portable canteen with storage compartments
Publication Date: 2019.10.01 BUEHRLE HOUSTON MAX
  • US10427825B2 patent drawing
  • US10427825B2 patent drawing
  • US10427825B2 patent drawing

AI summary

Canteens with storage compartments are described. Such canteens may have a main body with two separate and distinct cavities, each of which may function as a storage compartment. Such two different cavities may be a top cavity and a bottom cavity. Such two different cavities may be longitudinally disposed of each other, such that a bottom portion of the top cavity is disposed above a roof portion of the bottom cavity. A volume of the bottom cavity may extend, at least partially, into a volume of the top cavity in a manner that is radially symmetrical about a shared central longitudinal axis of both the top cavity and the bottom cavity; and in a manner where these two different volumes remained sealed from each other. The top cavity may be for beverages. The bottom cavity may removably store credit cards and/or a smartphone.