Poultry Leg Transfer Carriers With Electromagnetic Buffering

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Solution Overview

Problem

Existing poultry transfer systems face inefficiencies and malfunctions due to unsuitable handling of poultry parts, leading to incorrect positioning and decreased efficiency in transportation, processing, and packaging.

Innovation Solution

A poultry transfer unit with a transfer body and carriers equipped with grippers, resistance means, and buffer release mechanisms, allowing for controlled movement and synchronization of poultry legs between conveyors, ensuring proper positioning and spacing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If poultry parts are transferred using conventional handling devices, then the transfer process can be completed, but the poultry parts may be positioned incorrectly or cause malfunction

Engineering Contradiction:
Improvepositioning accuracyVSAvoidhandling suitability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system divides poultry handling into separate modules: a supply conveyor for receiving poultry parts, a transfer body with multiple carriers for transport, and a discharge conveyor for release. Each carrier can independently pick up and release poultry parts at different positions and velocities, allowing specialized handling for different part types and positions without interfering with others.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The carriers are designed with dynamic capabilities to adjust their velocity and position relative to the transfer body. The resistance means enable carriers to accelerate, decelerate, or hold position as needed. This dynamic adjustment allows each carrier to match the required velocity and positioning for different poultry parts, ensuring correct positioning and preventing malfunction.

Inventive Principle:
Principle #15Dynamics

2Productivity

If all poultry parts are handled by the same handling devices in the same order, then the system structure is simplified, but the efficiency and harvest of the overall system decrease

Engineering Contradiction:
Improvesystem efficiencyVSAvoidhandling device variety
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The transfer system segments poultry parts into different handling categories based on their position and requirements. Different carriers on the transfer body can be assigned to handle different parts (e.g., wings, legs, carcasses) with different velocity and positioning requirements, allowing optimized handling for each part type while maintaining an integrated system structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The transfer body and carriers are designed as universal components that can handle multiple types of poultry parts. The same transfer body infrastructure supports various carriers with different gripper configurations and resistance settings, enabling multi-functional handling of different part types without requiring completely separate systems for each part.

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

3Manufacturing precision

If carriers move at different velocities relative to the transfer body, then positioning precision is improved, but resistance force requirements increase

Engineering Contradiction:
Improvepositioning precisionVSAvoidresistance force
Core Design Contradiction:
Manufacturing precisionVSForce

Solution Approach 1:

The resistance means are designed to provide variable resistance force based on the carrier's operational state. When carriers need to accelerate or decelerate to achieve precise positioning, the resistance force is adjusted accordingly. The resistance means can provide high resistance during velocity changes to ensure precise positioning, and low or zero resistance during constant velocity transport to minimize energy consumption.

Inventive Principle:
Principle #35Parameter changes

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

Enhances the efficiency and reliability of poultry handling by ensuring correct positioning and spacing of poultry legs, reducing malfunctions and improving overall system performance.

Implementation Method 1

The resistance force can be created by induction

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

the rotor is arranged to induce eddy currents in the stator and/or the stator is arranged to induce eddy currents in the rotor in the buffering mode

Methodology Applied
Scientific EffectEddy currents: Eddy Currents

Data Source

PatentUS12356998B2System and method for transferring poultry legs
Publication Date: 2025.07.15 FOODMATE
  • US12356998B2 patent drawing
  • US12356998B2 patent drawing
  • US12356998B2 patent drawing

AI summary

A system and method for transferring poultry legs from a supply conveyor to a discharge conveyor. The poultry transfer unit comprises a transfer body configured for continuously moving. The poultry transfer unit comprises at least one carrier engaging to the transfer body, such that the at least one carrier in a transporting mode moves along with the transfer body and in a buffering mode moves relative to the transfer body. The at least one carrier comprises a gripper for receiving the poultry leg. The at least one carrier further comprises resistance means having a rotor and a stator, wherein the rotor is driven by a motion of the carrier relative to the transfer body, and wherein the stator is stationary with respect to the carrier.