Universal Fastener Head for Multi-Angle Tight-Space Driving
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Solution Overview
Problem
Conventional fastening systems are limited by requiring specific angles for operation, occupying excessive space, being prone to corrosion, and experiencing stripping and accessibility issues, which hinder their effectiveness in various industries.
Innovation Solution
A universal fastening system featuring a driving tool with indentations that can engage with fasteners at different angles and a fastener with protrusions or teeth, allowing for snap-fit or magnetic attachment, and an anti-skidding element to prevent slipping, along with a jammer for inaccessible areas, enabling versatile and secure fastening.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional fastening tools are used, then they can securely fasten materials, but they require specific angles (180 or 0 degrees) to operate and cannot be used in tight spaces
Solution Approach 1:
The fastening tool incorporates a spherical head with circumferential grooves that allow the driver to engage and rotate the fastener from multiple angles, not limited to straight-on approaches. This spherical geometry enables operation in confined spaces where linear access is restricted.
Solution Approach 2:
The invention transitions from linear engagement (single-axis rotation) to multi-dimensional engagement by positioning drive grooves around the entire circumference of the spherical head, allowing rotational force to be applied from any angular direction around the fastener.
2Strength
If conventional fasteners are used, then they provide strong fastening, but they are prone to corrosion from atmospheric conditions
Solution Approach 1:
The fastening system employs composite construction combining metal components with corrosion-resistant coatings or alternative materials such as polymers or treated alloys, creating a multi-material assembly that maintains mechanical strength while providing protection against atmospheric corrosion.
3Ease of manufacture
If conventional fasteners are used, then they can be installed, but they experience stripping due to less friction and surface area of engagement
Solution Approach 1:
The spherical head geometry with circumferential grooves increases the surface area of contact between the driver and fastener, distributing rotational forces across a larger area. This reduces stress concentration and prevents stripping by improving frictional engagement throughout the contact interface.
4Ease of operation
If conventional fasteners are used, then they can be installed, but the drives are inaccessible for removal when flushed within surfaces
Solution Approach 1:
The spherical head protrudes from the surface with drive grooves positioned around its entire circumference, ensuring that at least one portion of the drive interface remains accessible from any approach angle. This allows removal tools to engage the fastener even when the fastener is countersunk or flush-mounted.
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 system allows for secure fastening at various angles with reduced space requirements, prevents corrosion, and facilitates easy removal and recovery of fasteners, enhancing structural integrity and operational efficiency across multiple industries.
Implementation Method 1
a fastener with protrusions or teeth, allowing for snap-fit or magnetic attachment
Data Source
AI summary
The present invention provides a universal fastening system that joins or affixes two or more objects together. The universal fastening system comprises a driving tool having a first end and a second end connected through a cylindrical shaft, wherein one end is a tip end having a plurality of indentations, and the other end is a tool head for receiving a driving shaft which can be rotated by a hand-driven tool or motorized tool. The system also includes a fastener comprising a head part on which a plurality of protrusion or teeth are positioned to facilitate the engagement of the fastener with the driving tool at various angles. Furthermore, the fastener also includes a shank member centrally attached to the head of the fastener, having a plurality of threads enables the insertion of the fastener within the fastening channel when rotated by the driving tool.