Flexible Deflector for Even Bulk Container Filling

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Solution Overview

Problem

Modern inventory systems face inefficiencies due to uneven loading of items into bulk containers, leading to unpredictable operations and premature full container detection, resulting in incomplete filling and reduced operational efficiency.

Innovation Solution

A container filling system equipped with an item distribution device that uses a flexible member to deflect items falling from a chute, ensuring even distribution within containers and preventing premature full detection by spreading items evenly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If items are deposited into bulk containers using a chute, then filling speed is improved, but items pile up unevenly causing premature full detection and incomplete filling

Engineering Contradiction:
Improvefilling speedVSAvoiddistribution uniformity
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

A distribution device is introduced as an intermediary component between the chute and the container. This device includes a deflecting surface that intercepts items falling from the chute and redirects them to different locations within the container, preventing pile-up while maintaining high filling speed.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The distribution device utilizes horizontal movement dimensions to disperse items that would otherwise fall vertically into a concentrated pile. By adding horizontal deflection components, the system achieves uniform three-dimensional distribution while maintaining the vertical flow efficiency of the chute.

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

2Quantity of substance

If items pile up at the bottom of containers, then filling completeness is improved, but sensor detection becomes unreliable causing premature full container detection

Engineering Contradiction:
Improvefilling completenessVSAvoidfull container detection accuracy
Core Design Contradiction:
Quantity of substanceVSMeasurement precision

Solution Approach 1:

The distribution device acts as a mediator between the falling items and the container bottom, ensuring items are spread uniformly across the entire base area. This prevents localized pile-up that would trigger premature sensor detection while maintaining accurate reflection of true filling status.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The distribution device creates locally varied item placement patterns by deflecting items to different horizontal positions. This ensures uniform local distribution across the container base, preventing any single area from appearing full while the container is actually incomplete.

Inventive Principle:
Principle #3Local quality

3Manufacturing precision

If a distribution device is added to evenly distribute items, then distribution uniformity is improved, but device complexity increases

Engineering Contradiction:
Improvedistribution uniformityVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The complex distribution function is extracted into a separate, dedicated distribution device that can be independently designed and optimized. This allows the chute to maintain its simple vertical flow design while the distribution device handles the uniformity requirement through its deflecting surface mechanism.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The filling system is segmented into distinct functional components: the chute for vertical delivery and the distribution device for horizontal dispersion. This segmentation allows each component to be optimized independently, reducing overall system complexity while achieving uniform distribution.

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 system achieves even distribution of items within containers, preventing piling and ensuring accurate full container detection, thereby enhancing operational efficiency and completeness of filling processes.

Implementation Method 1

The item distribution device can include a flexible member positioned above the container such that a portion of the items falling from the chute contact the flexible member. The flexible member can flex in response to the items contacting the flexible member and can change the trajectories of the items such that they fall into the container.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11827465B1Self-balancing filling system
Publication Date: 2023.11.28 AMAZON TECH INC
  • US11827465B1 patent drawing
  • US11827465B1 patent drawing
  • US11827465B1 patent drawing

AI summary

A distribution device can be used to distribute items in a container. The items can fall off of a chute into the interior of the container. Some of the items may contact the distribution device. The items that contact the distribution can have their trajectories changed prior to falling into the container. The distribution device can more evenly distribute the items in the container than in the absence of the distribution device.