Socket Extractor Adapter for Removing Jammed Fasteners

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Solution Overview

Problem

Existing tools face difficulties in removing jammed fasteners from sockets without damaging the socket or causing user injury.

Innovation Solution

A two-component system, comprising a pusher and an adaptor, that engages with the socket to dislodge foreign objects using a torque-applying mechanism, allowing for secure attachment and controlled removal of the object without damaging the socket.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional sockets and wrenches are used to remove threaded devices, then the threaded devices can be engaged and removed, but the threaded devices can get jammed into the socket resulting in difficulties to separate them

Engineering Contradiction:
Improveease of removing threaded devicesVSAvoidrisk of jamming and difficulty to separate
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The invention divides the socket into two separate components: a standard socket body and a removable foreign object removal adapter. This segmentation allows the socket to maintain its original function while adding a specialized component for removing jammed fasteners, resolving the contradiction by separating the normal operation function from the emergency removal function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The foreign object removal adapter acts as an intermediary component that attaches to the standard socket. This adapter provides a controlled mechanism for applying force to remove jammed fasteners, mediating between the user and the potentially damaged socket-fastener assembly, thereby reducing the risk of damage while enabling removal.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If force is applied to remove jammed fasteners from sockets, then the fasteners can be dislodged, but the socket or threaded devices may be damaged

Engineering Contradiction:
Improveability to remove jammed fastenersVSAvoiddamage to socket or threaded devices
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The adapter serves as a protective intermediary that absorbs and directs the forces applied during fastener removal. It provides a controlled interface between the user's applied force and the jammed fastener, preventing uncontrolled force transmission that could damage the socket or fastener, while still enabling effective removal.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The adapter design incorporates features that prepare for potential damage scenarios before they occur. The adapter structure is designed to accommodate misalignment and provide gradual force application, cushioning against sudden impacts or excessive forces that could damage the socket or fastener components.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Reliability

If a specialized removal tool is designed for specific socket sizes, then the removal effectiveness is improved, but the device complexity and number of tools required increases

Engineering Contradiction:
Improveeffectiveness of fastener removalVSAvoidcompatibility with different socket sizes
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The adapter incorporates dynamic elements such as spring-loaded retaining mechanisms or adjustable components that allow it to adapt to different fastener sizes and orientations. This dynamic design enables a single adapter to handle multiple removal scenarios effectively, maintaining versatility while ensuring reliable removal across different fastener types.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12611755B2Methods and apparatuses for dislodging foreign objects from fastener extractors
Publication Date: 2026.04.28 GRIP HLDG LLC
  • US12611755B2 patent drawing
  • US12611755B2 patent drawing
  • US12611755B2 patent drawing

AI summary

A method for removing a foreign object from a socket. The method comprises providing a socket and a foreign object removal system adaptor, wherein the foreign object removal system adaptor includes a pusher, an adaptor, and at least one retaining assembly. The method further comprises engaging the socket attachment body to the socket and threadedly engaging the main shaft of the pusher with the main channel of the adaptor. The method further comprises engaging the retaining assembly by applying rotational torque to the drive head of the pusher in the tightening direction. The method further comprises applying additional rotational torque to the drive head until the foreign object is removed from the socket opening. The method further comprises disengaging the retaining assembly and removing the foreign object removal system adaptor from the socket by applying rotational torque to the drive head in the loosening direction.