Seat Insert Tool Keyway Mechanism for Valve Maintenance
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Solution Overview
Problem
Existing seat insert tools for valves require separate components for removal and installation, increasing complexity, cost, and time due to the need for dedicated parts for each function.
Innovation Solution
A seat insert tool with a threaded rod, guide, and jaw system that allows for dual functionality by using a keyway mechanism to engage and disengage the seat insert, enabling both removal and installation with a single tool setup, reducing the number of parts and operational steps.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If separate components are used for removal and installation of seat inserts, then the tool can perform both functions, but the quantity of parts and device complexity increases
Solution Approach 1:
The jaw is designed with multiple keyways that can engage with different orientations of the key on the threaded rod. The same jaw component can perform both removal and installation functions by simply rotating to engage different keyways, eliminating the need for separate removal and installation components.
Solution Approach 2:
The patent combines the removal and installation functions into a single tool assembly. The jaw, threaded rod, and handle are merged into one integrated system where the jaw's multiple keyways enable both pulling (removal) and pushing (installation) operations with the same components.
2Adaptability or versatility
If separate components are used for removal and installation of seat inserts, then the tool can perform both functions, but the complexity of using the tool increases
Solution Approach 1:
The jaw serves as a universal component for both removal and installation operations. The operator simply needs to rotate the jaw to engage different keyways on the threaded rod, making the tool easy to operate for dual purposes without requiring separate procedures or components.
3Adaptability or versatility
If separate components are used for removal and installation of seat inserts, then the tool can perform both functions, but the cost of the tool increases
Solution Approach 1:
By designing the jaw with multiple keyways, the patent eliminates the need to manufacture separate removal and installation components. This reduces material costs, manufacturing complexity, and overall tool cost while maintaining full dual functionality.
4Device complexity
If a single tool is used for both removal and installation, then the quantity of parts is reduced, but the tool must have dual functionality
Solution Approach 1:
The jaw is designed with multiple keyways that enable it to perform both removal and installation functions. This universal design allows a single simplified tool assembly to achieve dual functionality without requiring additional components or complexity.
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
Simplifies the process of replacing seat inserts by eliminating the need for separate tools, reducing costs and complexity, and allowing for quicker maintenance with fewer components, thereby enhancing operational efficiency.
Implementation Method 1
a threaded hand crank that threads onto a second end of the threaded rod, wherein the threaded hand crank may be rotated to at least one of remove the seat insert from the valve, or install the seat insert in the valve
Implementation Method 2
the seat insert jaw may include a first keyway on a first side of the seat insert jaw, and a second keyway on a second side of the seat insert jaw, wherein the first keyway of the seat insert jaw may engage the key of the seat insert guide when the seat insert tool is used to remove a seat insert from a valve, and wherein the second keyway of the seat insert jaw may engage the key of the seat insert guide when the seat insert tool is used to install the seat insert in the valve
Data Source
AI summary
A seat insert tool is disclosed. The seat insert tool may include a seat insert guide that is removably attachable to a threaded rod at an end of the threaded rod, and seat insert jaw that is slidable onto the threaded rod. The seat insert guide may include a key. The seat insert jaw may include a first keyway on a first side of the seat insert jaw and a second keyway on a second side of the seat insert jaw. The first keyway of the seat insert jaw may engage the key of the seat insert guide when the seat insert tool is used to remove a seat insert from a valve, and the second keyway of the seat insert jaw may engage the key of the seat insert guide when the seat insert tool is used to install the seat insert in the valve.


