Fastener Installation Adapters for Auto-Feed Power Tools

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Solution Overview

Problem

DIY and semi-professional projects lack access to auto-feed fastener installation systems that can adapt to commonly available power tools, missing out on the time-saving and accurate installation benefits provided by professional-grade tools.

Innovation Solution

A fastener feeding system that includes a driving attachment adapter to engage a power tool chuck, a fastener delivery attachment with a slide body for reciprocal displacement, and a torque transmitter to transmit torque, allowing auto-feed of fasteners using a drill or electronic driver.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If professional-grade auto-feed fastener installation systems are used, then installation speed and accuracy are improved, but device cost and complexity increase

Engineering Contradiction:
Improveinstallation speedVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system is divided into separate functional modules: a power driver, an adapter, and a fastener delivery attachment. This segmentation allows the complex auto-feed functionality to be achieved through simpler, interchangeable components rather than a monolithic expensive tool.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter serves multiple functions: it interfaces the power driver chuck with the fastener delivery attachment, transmits torque, and enables auto-feed operation. This multi-functionality reduces the need for multiple specialized tools, lowering overall system complexity and cost.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Manufacturing precision

If professional-grade auto-feed fastener installation systems are used, then installation accuracy is improved, but device cost increases

Engineering Contradiction:
Improveinstallation accuracyVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The adapter acts as an intermediary component that bridges the simple power driver and the fastener delivery attachment. It ensures precise torque transmission and alignment, enabling accurate fastener installation without requiring the entire system to be complex and expensive.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system incorporates movable components such as the slide body that reciprocates to advance fasteners, and the nose that moves to engage and drive fasteners. These dynamic elements enable precise control over fastener delivery and installation depth, improving accuracy without excessive complexity.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If commonly available power tools are used, then device cost and accessibility are improved, but auto-feed capability and installation efficiency are lost

Engineering Contradiction:
Improvetool accessibilityVSAvoidinstallation efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The adapter is designed to interface with standard power driver chucks, enabling commonly available tools to perform specialized auto-feed fastener installation functions. This universality makes the system accessible to DIY and semi-professional users while maintaining professional-grade installation efficiency.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The fastener delivery attachment incorporates an auto-feed mechanism that automatically advances fasteners from the strip to the driving position without manual intervention. This self-service capability restores the productivity and installation efficiency typically found only in expensive professional tools.

Inventive Principle:
Principle #25Self-service

4Manufacturing precision

If a fastener delivery attachment with slide body reciprocal displacement is used, then fastener delivery control is improved, but device complexity increases

Engineering Contradiction:
Improvefastener delivery controlVSAvoidattachment complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The fastener delivery attachment is segmented into distinct functional parts: the slide body for fastener advancement, the nose for engagement and driving, and the fastener strip magazine. This segmentation allows each component to be optimized for its specific function while keeping individual component complexity manageable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The slide body reciprocates between extended and retracted positions to control fastener delivery timing and positioning. This dynamic movement, combined with the nose movement, provides precise control over when and how fasteners are delivered and driven, achieving high delivery control without excessive mechanical complexity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12365066B2Fastener installation systems and adapters
Publication Date: 2025.07.22 SIMPSON STRONG TIE
  • US12365066B2 patent drawing
  • US12365066B2 patent drawing
  • US12365066B2 patent drawing

AI summary

Fastener installation systems, devices and methods for driving fasteners, including fasteners, into a surface are disclosed. The fastener installation systems include an adapter operable to engage a chuck on a power tool on a first end and a fastener delivery attachment on an opposing end.