Loader Bucket Discharge Assembly for Precise Aggregate Placement

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Solution Overview

Problem

Existing aggregate dispensing devices, such as skid steer and track loaders, lack precision, leading to increased time and labor requirements in construction projects, particularly in tight spaces.

Innovation Solution

A self-loading wheel or track loader equipped with a bucket featuring a material discharge component comprising left and right-side arms, a V-shaped front wall section, and a hydraulic actuator, allowing precise dispensing of materials through a central opening when the bucket is tilted forward.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a conventional bucket is used for dispensing aggregates, then the device is simple in structure, but the dispensing precision is poor and time consumption increases

Engineering Contradiction:
Improvedispensing precisionVSAvoidbucket structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The bucket is divided into functional segments: the main bucket body and a separate material discharge component with adjustable arms. This segmentation allows the discharge component to be independently positioned and adjusted to achieve precise material dispensing, while the main bucket remains simple for loading aggregates.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The material discharge component includes adjustable arms that can be positioned at different angles and heights. This dynamic adjustability enables precise control over material discharge location and direction, allowing the system to adapt to various dispensing requirements without increasing overall structural complexity.

Inventive Principle:
Principle #15Dynamics

2Productivity

If a conventional bucket is used, then the device is easy to operate, but the time required for dispensing aggregates increases significantly

Engineering Contradiction:
Improvedispensing speedVSAvoidoperation simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The material discharge component is pre-positioned and adjusted before the dispensing operation begins. The adjustable arms are set to the desired position and angle, allowing the operator to simply tilt the bucket forward for rapid material discharge without needing to adjust components during the dispensing process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The bucket itself serves the dual function of both loading and dispensing aggregates. By integrating the material discharge component into the bucket structure, the system eliminates the need for separate loading and dispensing operations, allowing the same bucket to be used for both functions with minimal additional complexity.

Inventive Principle:
Principle #25Self-service

3Productivity

If a conventional bucket is used, then the structure is simple, but labor requirements increase for construction projects

Engineering Contradiction:
Improveproject completion speedVSAvoidbucket assembly complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The material discharge component is merged with the bucket assembly through pivotal connections, creating an integrated system. This merging allows the bucket to perform both loading and dispensing functions within a single assembly, reducing the need for multiple separate devices and thereby decreasing overall labor requirements while maintaining reasonable structural complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12473708B2Wheel or track loader and self-loading aggregate dispenser
Publication Date: 2025.11.18 HEFNER JAMES
  • US12473708B2 patent drawing
  • US12473708B2 patent drawing
  • US12473708B2 patent drawing

AI summary

An assembly designed for use on a bucket of a wheel or track loader is herein disclosed. The assembly generally includes a material discharge component and at least one actuator. The material discharge component includes a left-side arm, a right-side arm, a front wall section extending between the arms, a top plate extending between the arms and coupled to a top edge of the arms, and a bottom plate. The at least one actuator is coupled to one of the arms and is designed to be coupled to the bucket. In use, the at least one actuator moves the material discharge component between open and closed positions. Further, when the bucket is tilted forwardly, material is dispensable through the opening.