Flexible Container Chutes for Sortation Systems

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Solution Overview

Problem

Fulfillment centers face inefficiencies in processing and sorting large volumes of online orders due to the complexity of managing multiple items across different locations within the center, leading to bottlenecks in the packing process.

Innovation Solution

Implementing flexible container chutes and sorting systems that use adaptable interfaces and configurable racks to direct items into flexible containers, optimizing the process flow and increasing throughput by consolidating items efficiently for multi-item orders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If traditional rigid containers are used in sortation systems, then container structure is stable and easy to manufacture, but container capacity is limited and replenishment frequency is high

Engineering Contradiction:
Improvecontainer capacityVSAvoidcontainer replenishment frequency
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent applies flexible containers instead of traditional rigid containers. The flexible containers can be stretched and deformed to accommodate varying item volumes, maximizing space utilization. This flexibility allows a single container to hold more items compared to rigid containers of the same external dimensions, directly increasing container capacity and reducing replenishment frequency.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The patent changes the physical parameters of the containers from rigid to flexible. This parameter change allows the containers to adapt their internal volume based on the items being stored, optimizing space utilization. The flexible containers can be compressed or expanded as needed, maintaining stable structure while maximizing capacity.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If flexible containers are used, then container capacity increases and replenishment frequency decreases, but container structure becomes less stable

Engineering Contradiction:
Improvecontainer capacityVSAvoidcontainer structure stability
Core Design Contradiction:
Quantity of substanceVSStability of the object's composition

Solution Approach 1:

The patent uses flexible containers with reinforced structures that maintain stability during operation. The flexible material is designed to provide sufficient structural integrity to support items while still allowing volume adjustment. The containers are tested and validated to ensure they maintain stable composition during sorting and storage operations.

Inventive Principle:
Principle #30Flexible shells and thin films

3Productivity

If rigid containers are used, then container structure is stable, but sortation throughput is limited due to fixed container configurations

Engineering Contradiction:
Improvesortation throughputVSAvoidcontainer configuration flexibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic container configurations where flexible containers can be easily repositioned, resized, and reconfigured based on sorting requirements. This dynamic adaptability allows the sortation system to handle varying product volumes and types efficiently, increasing throughput by reducing downtime for container reconfiguration compared to rigid containers.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The flexible containers serve multiple functions: they can accommodate different product sizes, be used in various container positions, and be easily transferred between sorting locations. This multi-functionality increases the adaptability of the sortation system while maintaining high throughput, as the same container type can handle diverse sorting requirements.

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

Data Source

PatentUS11020770B1Container chutes for sortation systems
Publication Date: 2021.06.01 AMAZON TECH INC
  • US11020770B1 patent drawing
  • US11020770B1 patent drawing
  • US11020770B1 patent drawing

AI summary

Systems, methods, and computer-readable media are disclosed for container chutes for sortation systems. In one embodiment, an example system may include a frame and a chute assembly coupled to the frame, where the chute assembly is configured to pivot from a first position to a second position with respect to the frame. The chute assembly may include a first planar ramp, a first support on a first side of the first planar ramp, and a second support on a second side of the first planar ramp. The chute assembly may include a first pneumatic lift component coupled to the first support and to the frame, and a second pneumatic lift component coupled to the second support and to the frame. The chute assembly may be held in the second position when the first pneumatic lift component and the second pneumatic lift component are in a compressed configuration.