Fish Lift Container and Chute Transfer to Prevent Product Damage

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Solution Overview

Problem

Existing lift systems for products, particularly fish, suffer from high damage rates and lack of reliability, with a need for a non-damaging, efficient, and mechanically strong system that ensures longevity and ease of installation and maintenance.

Innovation Solution

A lift system comprising a chute, container, and raising arrangement with a motor, chute sliding hatch, and container gate, designed to handle products like fish, ensuring controlled movement and synchronization of openings and closings to prevent damage, using counterweights and sensors for precise control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional lift systems are used to transfer products between height levels, then productivity is achieved, but product damage occurs due to clipping and handling issues

Engineering Contradiction:
Improveproduct integrityVSAvoidproduct damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The container serves as an intermediary device between the chute and receiving section. Products are transferred into the container at the first height level, then the container is lifted to the second height level where products are discharged. This intermediary container protects products from direct contact with traditional lifting mechanisms, eliminating clipping damage while maintaining transfer efficiency.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a container-based lifting system is implemented to prevent product damage, then product integrity is improved, but device complexity increases due to additional components

Engineering Contradiction:
Improveproduct integrityVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The container integrates multiple functions into a single structure: it serves as both the lifting载体 and the transfer chamber. The container includes integrated features such as the discharge door mechanism and positioning structures, eliminating the need for separate complex handling devices at each height level and reducing overall system complexity despite the added container component.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If synchronized gate and hatch operation is implemented to prevent product damage, then product integrity is improved, but control system complexity increases

Engineering Contradiction:
Improveproduct integrityVSAvoidcontrol mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system employs sensors to detect the position of the container and the state of gates and hatches. This feedback information is used by the control system to synchronize the opening and closing of gates with the container's movement, ensuring that products are only exposed during necessary transfer operations and preventing damage from premature or delayed gate operations.

Inventive Principle:
Principle #23Feedback

4Duration of action of stationary object

If a robust mechanical system is designed to ensure longevity and resistance, then durability is improved, but ease of manufacture decreases

Engineering Contradiction:
Improvesystem longevityVSAvoidinstallation and maintenance
Core Design Contradiction:
Duration of action of stationary objectVSEase of manufacture

Solution Approach 1:

The lifting system is divided into modular components: the container, the raising arrangement, the chute section, and the receiving section. Each module can be manufactured independently using standard fabrication processes, then assembled on-site. This segmentation maintains structural robustness while significantly improving ease of manufacture, installation, and maintenance compared to a monolithic design.

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 provides a reliable, efficient, and durable solution that minimizes product damage, with easy installation and maintenance, suitable for use on boats, ensuring smooth transfer and handling of products without clipping or damage.

Implementation Method 1

a raising arrangement, for raising and lowering the container, a motor for facilitating the raising and lowering of the container via the raising arrangement

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

a chute for receiving the products, preferably into a first end of the chute, onloading products into a container from the chute, preferably from a second end of the chute

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentEP4696141A1A lift system for products
Publication Date: 2026.02.18 CARSOE SEEFOOD APS
  • EP4696141A1 patent drawingFigure 1~2
  • EP4696141A1 patent drawingFigure 3
  • EP4696141A1 patent drawingFigure 4a~4b

AI summary

The present invention relates to a lift system for lifting associated products, preferably said products being fish, said system comprising: a chute for receiving the products, said chute comprising: a first end and a second end, preferably the chute is being sloped towards the second end, a chute sliding hatch for holding in products being in the chute and releasing the products, when a container is ready to receive the products, said sliding hatch being arranged at the second end of the chute, a container, wherein the container is attached to a raising arrangement, said container comprises: a gate for opening and closing a side end of the container, a raising arrangement, for raising and lowering the container, a motor for facilitating the raising and lowering of the container via the raising arrangement, and a receiving section for receiving the products from the container. Furthermore, the invention relates to a method for lifting products.