Reversible Nut Driver Socket With Dual Hex Sizes and Fewer Parts
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Solution Overview
Problem
Existing nut drivers with reversible sockets are complex, costly, and require multiple components, complicating manufacturing and assembly.
Innovation Solution
A nut driver tool with an elongate drive shank and reversible socket featuring detent engagement features and stop surfaces allows for multiple socket orientations and positions, simplifying construction and reducing components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple socket components are used to achieve reversible socket functionality, then versatility is improved, but device complexity increases
Solution Approach 1:
The patent combines multiple socket functionalities into a single integrated reversible socket component. This socket can be mounted in two different orientations on the drive shank, with each orientation presenting a different hex socket size (first size and second size larger than the first). By merging what would traditionally require multiple separate sockets into one reversible component, the patent reduces device complexity while maintaining versatility.
Solution Approach 2:
The reversible socket is designed to perform multiple functions through a single component. It can engage hexagonal profiles of different sizes (first size and second size) by reversing its orientation on the drive shank. The socket also provides multiple engagement positions along the drive shank length, allowing it to drive nuts at different positions or receive drive bits. This multi-functionality eliminates the need for multiple separate sockets, resolving the contradiction between versatility and complexity.
2Adaptability or versatility
If multiple socket components and complex construction are used, then reversible socket functionality is achieved, but manufacturing cost increases
Solution Approach 1:
The patent merges multiple socket components into a single reversible socket, directly reducing the number of parts that need to be manufactured, assembled, and inventoried. This consolidation simplifies the manufacturing process and reduces costs associated with producing and managing multiple separate socket components while maintaining the ability to provide different socket sizes and positions.
Solution Approach 2:
By designing a universal reversible socket that can perform multiple functions (engaging different hex sizes, providing multiple engagement positions), the patent eliminates the need to manufacture separate specialized sockets for each function. This multi-functional design reduces manufacturing complexity and cost while maintaining full versatility.
3Adaptability or versatility
If multiple socket components are used, then reversible socket functionality is achieved, but assembly complexity increases
Solution Approach 1:
The patent combines multiple socket components into one reversible socket unit, reducing the number of assembly steps required. Instead of assembling multiple separate sockets onto the drive shank, the single reversible socket can be mounted in either orientation to provide the required functionality, significantly simplifying the assembly process.
Solution Approach 2:
The universal reversible socket design allows a single component to replace multiple specialized sockets, reducing assembly complexity. The socket can be mounted in two orientations and provides multiple engagement positions, eliminating the need to assemble multiple separate components to achieve the same versatility.
Data Source
AI summary
A nut driver includes an elongate drive shank and a reversible socket. The socket has a first hex socket opening sized to engage a hexagonal profile of a first size, and a second hex socket opening sized to engage a hexagonal profile of a second size that is larger than the first size. The socket is mountable on the drive shank in either a first orientation that presents the first hex socket opening for use, or a second orientation that presents the second hex socket opening for use. Sockets can be stored on the shank.