Container Transfer Claw Assembly for Direct Pick-Up and Drop-Off

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Solution Overview

Problem

Inventory systems face inefficiencies in space utilization, equipment, and manpower, leading to lower throughput, long response times, and high costs for expanding storage capacity.

Innovation Solution

A pendulum queue system with a transfer apparatus that includes a laterally movable frame and a vertically movable header, equipped with a suction cup extractor and claw assembly, allows for simultaneous pick-up and drop-off of items, reducing inactive time and improving transfer efficiency by moving between queues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If traditional inventory storage locations are filled to capacity, then storage capacity is maximized, but the cost of adding additional space or moving items becomes prohibitively expensive

Engineering Contradiction:
Improvestorage capacityVSAvoidcost of expansion
Core Design Contradiction:
Quantity of substanceVSEase of manufacture

Solution Approach 1:

The system dynamically adjusts storage capacity by introducing mobile robots that can transport items between the primary storage location and secondary/off-site locations. This allows the system to effectively expand or contract storage capacity based on demand without incurring the high costs of permanent expansion, as robots can efficiently move items to and from secondary locations as needed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Mobile robots serve as intermediaries between the primary storage location and secondary locations. These robots enable efficient item transfer without requiring permanent physical expansion of the primary facility, thus avoiding prohibitively expensive expansion costs while maintaining flexible storage capacity

Inventive Principle:
Principle #24Intermediary (Mediator)

2Quantity of substance

If inventory storage location is filled to capacity, then maximum storage is achieved, but throughput decreases and response times increase

Engineering Contradiction:
Improvestorage capacityVSAvoidthroughput
Core Design Contradiction:
Quantity of substanceVSProductivity

Solution Approach 1:

The system dynamically manages storage capacity utilization by employing mobile robots to transfer items to and from secondary locations. This prevents the primary storage location from becoming permanently congested, maintaining optimal throughput and response times even as total storage capacity increases through the use of secondary locations

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The inventory system is segmented into a primary storage location and multiple secondary locations. Mobile robots facilitate item transfer between these segments, allowing the system to distribute inventory across multiple locations. This segmentation prevents congestion at the primary location, maintaining high throughput while achieving maximum overall storage capacity

Inventive Principle:
Principle #1Segmentation

3Quantity of substance

If more items and equipment are stored at a single location, then storage capacity increases, but inefficient utilization of space, equipment, and manpower results

Engineering Contradiction:
Improvestorage capacityVSAvoidresource utilization efficiency
Core Design Contradiction:
Quantity of substanceVSLoss of energy

Solution Approach 1:

The system dynamically optimizes resource utilization by deploying mobile robots that can efficiently transport items between primary and secondary locations. This eliminates the inefficiencies of static, overfilled storage locations, as robots can selectively transfer items based on demand, maintaining optimal space, equipment, and manpower utilization across the distributed storage network

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Mobile robots serve multiple functions: they transport items between storage locations, manage inventory distribution, and optimize space utilization. This multi-functionality ensures efficient use of equipment and manpower while achieving increased storage capacity, as the same robotic fleet handles multiple tasks across the distributed storage system

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

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 enhances inventory system throughput by minimizing downtime and improving transfer times through direct drop-off and pick-up processes, optimizing resource utilization and reducing operational costs.

Implementation Method 1

a suction cup extractor and claw assembly, allows for simultaneous pick-up and drop-off of items

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS12441547B1Direct drop-off and pick-up for container transfer
Publication Date: 2025.10.14 AMAZON TECH INC
  • US12441547B1 patent drawing
  • US12441547B1 patent drawing
  • US12441547B1 patent drawing

AI summary

A transfer apparatus can include a laterally movable frame moveable in a lateral direction, an upright frame supported by the laterally movable frame, and a header movably coupled to the upright frame and configured to move in a vertical direction. The header can include an extractor. The header can also include a claw assembly configured to open and close. The extractor can pull an item over the claw assembly in a closed state, and the claw assembly can open for releasing the item over a carrier.