Pin Tool Assembly with Integrated Storage for Digging Teeth
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Solution Overview
Problem
Existing ground engaging implement technologies face difficulties in efficiently installing and removing retaining pins due to logistical challenges, particularly with side-by-side arrangements of digging teeth, and lack effective solutions for storing replacement pins, leading to increased operational time and economic waste.
Innovation Solution
A pin tool assembly with a blind recess and elongated pin extractor, capable of forcibly removing and inserting different types of retaining pins, featuring a compressible elastomer and textured surface for enhanced handling, and integrated storage for multiple pin types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple specialized tools are used for different retaining pin types, then each pin type can be handled specifically, but tool complexity and cost increase significantly
Solution Approach 1:
The tool is designed with a universal interface system that can accommodate multiple retaining pin types (solid steel cylindrical pins, flex-pins with tapered ends, and pins with radial shoulders) through a single multi-functional tool body, eliminating the need for multiple specialized tools
2Manufacturing precision
If specialized tools are designed for specific retaining pin types, then operational precision is improved, but economic waste increases due to needing multiple tools
Solution Approach 1:
The tool maintains manufacturing precision for all pin types by incorporating adaptable interface elements that can be configured for each specific pin type, achieving the same precision level as specialized tools without requiring multiple separate tools
3Productivity
If digging teeth are arranged side-by-side, then bucket penetration capability is enhanced, but accessibility for pin installation and removal deteriorates
Solution Approach 1:
The tool incorporates an offset handle configuration that extends perpendicular to the tool body, allowing the operator to apply force from a different spatial dimension that avoids interference from adjacent teeth and adapters in the side-by-side arrangement
4Ease of manufacture
If replacement retaining pins are stored in a tool box, then storage is simple, but retrieval time increases due to lack of organization
Solution Approach 1:
The tool integrates built-in storage compartments and magnetic retention features directly into the tool body, combining the functions of tool and storage system into a single unit, allowing replacement pins to be stored organized and easily accessible during operation
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 pin tool assembly simplifies the installation and removal of retaining pins across various types, reducing operational time and the need for multiple specialized tools, while providing convenient storage for replacement pins, thereby enhancing efficiency and reducing economic waste.
Implementation Method 1
a compressible elastomer and textured surface for enhanced handling
Implementation Method 2
a compressible elastomer and textured surface for enhanced handling
Data Source
AI summary
A pin tool assembly for forcibly removing a first type of retaining pin from digging teeth arranged in side-by-side relation across a forward edge of a digging implement. The pin tool assembly includes a tool defining a blind recess laterally disposed to one side of the tool. The tool assembly further includes an elongated extractor pin having an enlarged head portion and a shank portion extending from the head portion. Cooperating instrumentalities maintain and position the extractor pin relative the tool such that, when a force is applied to the tool, the free end of the shank portion of the pin engages with and forcibly extracts the retaining pin from the digging tooth. Preferably, the tool further defines a plurality of openings for snugly accommodating a series of retaining pins therein.


