Adjustable Scraper for Poultry Neck Cleaning

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Solution Overview

Problem

Existing scrapers for removing undesired parts from the neck area of slaughtered poultry are not always effective due to variations in poultry dimensions and tissue strength, leading to unsatisfactory cleaning results.

Innovation Solution

A scraper design featuring a mandrel with movable, forwardly directed projections on multiple plates that can be adjusted to fit different poultry sizes, balancing forces and optimizing the scraping action, combined with a carousel device and conveyor system for efficient processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If fixed scraper design is used, then manufacturing simplicity is maintained, but cleaning effectiveness varies with poultry dimensions

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidscraper design complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The scraper employs movable plates that can shift position along the mandrel to adapt to different poultry sizes. The plates are constrained to move only in the longitudinal direction, maintaining structural simplicity while enabling dynamic adjustment for effective cleaning across varying dimensions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The scraper is divided into multiple independent plates mounted on the mandrel. Each plate can move independently, allowing the system to adapt to different neck circumferences and dimensions while keeping each individual plate simple in design.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple adjustable plates are used, then adaptability to different poultry sizes is improved, but device complexity increases

Engineering Contradiction:
Improveadaptability to poultry dimensionsVSAvoidnumber of movable components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The plates are designed to move dynamically along the mandrel in response to varying poultry dimensions. This dynamic capability provides adaptability without requiring complex control systems, as the movement is mechanically guided by the mandrel structure itself.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The same movable plate structure serves multiple functions: it adapts to different poultry sizes, maintains consistent cleaning pressure, and works effectively across various neck circumferences. This multi-functionality reduces the need for multiple specialized components.

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

Data Source

PatentUS12256747B2Scraper and processing line for cleaning the neck of poultry
Publication Date: 2025.03.25 MEYN FOOD PROCESSING TECH BV
  • US12256747B2 patent drawing
  • US12256747B2 patent drawing
  • US12256747B2 patent drawing

AI summary

A scraper for removing undesired parts from a neck area of slaughtered poultry can include a mandrel and forwardly directed projections that are arranged to operate during use in the neck area of the slaughtered poultry, wherein the forwardly directed projections form part of at least one plate, and wherein while being mounted on the mandrel the at least one plate is movable relative to the mandrel.