Reinforced Container With Integral Corner Posts

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Solution Overview

Problem

Existing containers are prone to deformation when stacked, causing damage to products due to compression forces, and require multiple blanks for reinforcement, which increases costs and assembly complexity.

Innovation Solution

A single blank of sheet material is used to form a container with integral corner posts and reinforced end walls, eliminating the need for separate inserts and simplifying the assembly process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If multiple blanks are used to form reinforced containers with separate end inserts, then the container strength and stacking capability are improved, but the manufacturing cost and assembly complexity increase

Engineering Contradiction:
Improvecontainer strengthVSAvoidassembly complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent combines the end inserts and reinforcing panels into a single integrated blank that forms all reinforcement features (corner posts, end panel reinforcements, and end wall reinforcements) as one piece. This merging eliminates the need for separate blanks and multiple assembly steps, directly resolving the contradiction between strength improvement and assembly complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single blank performs multiple functions simultaneously: it forms the container walls, corner posts, end panel reinforcements, and end wall reinforcements all in one structure. This multi-functionality allows the container to achieve enhanced strength while simplifying manufacturing and assembly processes.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Strength

If multiple blanks are used to form reinforced containers with separate end inserts, then the container strength is improved, but the manufacturing cost increases

Engineering Contradiction:
Improvecontainer strengthVSAvoidmanufacturing cost
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

By merging multiple blanks into a single blank that contains all necessary reinforcement features, the patent reduces material usage and manufacturing steps. This directly lowers manufacturing costs while maintaining the strength benefits of reinforced containers.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single blank design eliminates waste associated with separate end inserts and reinforcing panels, as all components are formed from one continuous piece of material. This reduces material loss and associated manufacturing costs.

Inventive Principle:
Principle #34Discarding and recovering

3Strength

If multiple blanks are used to form reinforced containers with separate end inserts, then the container strength is improved, but the assembly time increases

Engineering Contradiction:
Improvecontainer strengthVSAvoidassembly time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The single blank integrates all reinforcement components (corner posts, end panel reinforcements, end wall reinforcements) into one pre-formed unit that can be assembled as a single component. This eliminates the time required to assemble multiple separate parts, directly reducing assembly time while maintaining structural strength.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The reinforcement features are pre-formed and positioned on the single blank before assembly, so that during final assembly, the operator only needs to attach the pre-configured reinforcement structure rather than assembling multiple separate components. This preliminary preparation significantly reduces assembly time.

Inventive Principle:
Principle #10Preliminary action

4Strength

If multiple blanks are used to form reinforced containers, then the container reinforcement is improved, but the difficulty of locating and tracking blanks increases

Engineering Contradiction:
Improvecontainer reinforcementVSAvoidblank tracking complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

By consolidating all reinforcement features into a single blank, the patent eliminates the complexity of tracking and locating multiple separate blanks. Operators only need to locate and handle one blank, significantly simplifying the manufacturing and assembly process while maintaining comprehensive reinforcement.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8622282B2Blanks and methods for forming reinforced containers
Publication Date: 2014.01.07 WESTROCK SHARED SERVICES LLC
  • US8622282B2 patent drawing
  • US8622282B2 patent drawing
  • US8622282B2 patent drawing

AI summary

A blank of sheet material for forming a container is provided. The blank includes a first reinforcing end panel extending from a first end panel, a first corner post panel extending from a first edge of the first reinforcing end panel, and a first top end panel defined within the first reinforcing end panel.