Bedding Spreader Impeller Deflector Redirection

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Solution Overview

Problem

The handling of bedding materials in livestock pens is time and resource consuming, requiring more efficient methods for distribution and spread.

Innovation Solution

A bedding spreader mountable to a feeder outlet, featuring an impeller with rotating vanes inside a housing that thrusts bedding material upward and redirects it to a more horizontal movement through a deflector arrangement, optimizing the distribution of particulate materials like shredded straw and wood shavings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual handling of bedding material is used, then flexibility and control are maintained, but time consumption and resource usage increase significantly

Engineering Contradiction:
Improvebedding distribution efficiencyVSAvoidtime for bedding handling
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system uses the feeder machine's existing output mechanism to automatically distribute bedding material. The impeller is driven by the feeder machine's motor, and the bedding is thrown outward through the rotating impeller vanes without requiring separate manual or mechanical spreading equipment. This self-service approach integrates bedding distribution into the existing feeding operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical handling with a rotational impeller mechanism. The impeller with its vanes rotates to throw bedding material outward, substituting the need for manual shoveling, carrying, and spreading operations. This mechanical substitution dramatically reduces the time and labor required for bedding distribution.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If an impeller mechanism is used to thrust bedding upward, then distribution speed increases, but the bedding movement becomes less controlled and more chaotic

Engineering Contradiction:
Improvebedding distribution speedVSAvoidbedding movement control
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The impeller vanes are designed with curved surfaces that guide the bedding material smoothly as it is thrown outward. The curved geometry of the vanes and the rotational motion work together to control the trajectory and distribution pattern of the bedding, preventing chaotic scattering while maintaining high distribution speed.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The impeller mechanism introduces a rotational dimension to bedding distribution. Instead of linear or manual handling, the bedding is thrown outward in a rotational motion, creating a controlled radial distribution pattern. This dimensional change allows for faster distribution while the rotational control maintains predictability in bedding placement.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 solution significantly reduces the time and resource required for bedding distribution, ensuring efficient and uniform spreading, enhancing the comfort and cleanliness of livestock pens.

Implementation Method 1

the impeller having a plurality of vanes rotatable around a horizontal axis, in a vertical impeller plane; the housing forming a bedding path in which the bedding is thrusted upwardly by rotation of the impeller

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Data Source

PatentUS9078412B2Bedding spreader
Publication Date: 2015.07.14 DUBE ROGER
  • US9078412B2 patent drawing
  • US9078412B2 patent drawing
  • US9078412B2 patent drawing

AI summary

The bedding spreader has an impeller rotatable inside a housing, the impeller having a plurality of vanes rotatable around a horizontal axis, in a vertical impeller plane; the housing having an inlet opening on one side of the impeller plane and being aligned with the impeller for the impeller to receive bedding through the inlet opening during use, and an outlet opening on the other side of the impeller plane, the outlet opening being spaced from the impeller, the housing forming a bedding path in which the bedding is thrusted tangentially by the impeller against a deflector arrangement made integral to the housing, the deflector arrangement then redirecting the tangential movement of the bedding imparted by the impeller to a movement more parallel to the axis, through the outlet opening.