Lidded container

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Solution Overview

Problem

Existing insulated containers for food and beverages face challenges in maintaining temperature control, preventing spills, and ease of access, with complex designs prone to damage and loss of parts.

Innovation Solution

The development of a container with both an outer and inner lid, where the inner lid provides insulation and access for consumption without spilling, and the outer lid fully seals the container to prevent spills, with a rotatable attachment to prevent loss during use, storage, or cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a solid lid without openings is used, then the seal and insulation are improved, but the ease of access to contents deteriorates

Engineering Contradiction:
Improveseal qualityVSAvoidaccess to contents
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The lid is divided into two functional segments: a solid outer lid for sealing and insulation, and an inner lid with selective openings for access. This segmentation allows each part to fulfill its specific function while working together as a unified system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The inner lid is nested within the outer lid structure, with the inner lid providing selective access through its openings while the outer lid maintains the overall seal. This nested configuration allows both sealing and access functions to coexist.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If a lid with unobstructed openings is used, then the ease of access to contents is improved, but the spill prevention and insulation deteriorate

Engineering Contradiction:
Improveaccess to contentsVSAvoidspill prevention
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The lid structure is segmented into an inner lid with controlled openings for access and an outer lid for sealing. This segmentation enables selective access while maintaining overall containment and spill prevention.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The inner lid features localized openings in specific positions that allow access to contents while the majority of the lid surface remains solid for sealing and spill prevention. This local quality approach provides access where needed while maintaining integrity elsewhere.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If a lid with removable obstruction is used, then the ease of access to contents is improved, but the device complexity and reliability deteriorate

Engineering Contradiction:
Improveaccess to contentsVSAvoidlid structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The lid is segmented into nested inner and outer lids, eliminating the need for separate removable obstructions. The inner lid itself provides the access control function, simplifying the overall structure while maintaining operational ease.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The separate obstruction element is extracted and integrated into the inner lid structure itself. The inner lid's openings and flange design provide the access control function that previously required a separate removable component, reducing overall complexity.

Inventive Principle:
Principle #2Taking out (Extraction)

4Ease of operation

If a removable lid is used, then the ease of access to contents is improved, but the risk of loss deteriorates

Engineering Contradiction:
Improveaccess to contentsVSAvoidlid retention
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The inner and outer lids are combined into an integrated nested structure where the inner lid's flange engages with the outer lid. This merging ensures that both lids remain connected during use, storage, and cleaning, eliminating the risk of loss while maintaining ease of access.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The nested configuration of the inner lid within the outer lid, with the inner lid's flange engaging the outer lid structure, ensures that both components remain connected. This nested design prevents separation and loss while allowing functional access to contents.

Inventive Principle:
Principle #7Nested doll (Nesting)

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 effectively maintains temperature control, prevents spills, and ensures easy access to contents while keeping all parts connected, reducing the risk of loss and facilitating cleaning.

Implementation Method 1

an inner lid that serves to insulate the contents of the container

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 2

The lids are rotatably attached to the container such that the lids cannot be lost during normal use, storage, or cleaning of the container

Methodology Applied
Scientific EffectRotational constraint: Hinge

Data Source

PatentUS11673721B2Lidded container
Publication Date: 2023.06.13 PACKIT LLC
  • US11673721B2 patent drawing
  • US11673721B2 patent drawing
  • US11673721B2 patent drawing

AI summary

The present application generally relates to devices and methods for transporting items, and it more specifically relates to insulated carriers for use in carrying temperature-controlled items such as beverages and food.