Power Tool Attachment Gear Housing With Magnetized Wear Debris Capture
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional power tool attachments are sensitive to wear, leading to malfunctions when used in confined spaces due to the use of small gear wheels, which are more prone to wear than larger ones.
Innovation Solution
Incorporating a magnet within the elongate housing to collect ferromagnetic particles, reducing wear on the gear wheels and increasing durability, with the magnet optionally located in a detachable cap or between gear wheels, and configured to be easily cleaned.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If small gear wheels are used in the power tool attachment part, then the size of the attachment part is reduced, but the gear wheels become more sensitive to wear
Solution Approach 1:
The patent introduces a magnet that collects ferromagnetic particles (wear debris) generated during operation. By converting the harmful effect of wear particle generation into a beneficial collection process, the magnet prevents these particles from causing further abrasion on the small gear wheels, thereby resolving the contradiction between using small gear wheels for compact size and their inherent wear sensitivity
Solution Approach 2:
The magnet acts as an intermediary element between the gear wheels and the wear particles. It intercepts and collects the ferromagnetic wear particles before they can cause additional damage to the gear teeth, thus protecting the small gear wheels from excessive wear while maintaining the compact design
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 magnet effectively reduces wear on the gear wheels, enhancing the durability and reliability of the power tool attachment part while maintaining torque capacity and accuracy.
Implementation Method 1
a magnet is arranged in the elongate housing, wherein the magnet is arranged to collect ferromagnetic particles
Data Source
Figure 1~2
Figure 3~4b
AI summary
The present disclosure relates to power tool attachment part for tightening joints. The power tool attachment part comprises an elongate housing including an upper housing part and a lower housing part interconnected with the upper housing part. An input gear wheel for connection to an output shaft of a power tool, which input gear wheel is arranged at a first end of the housing. The power tool attachment part further comprises an output gear wheel with an output connection, which output gear wheel is arranged at a second end of the housing. At least one intermediate gear wheel is arranged inside the housing to transmit the rotation of the input gear wheel to the output gear wheel. The power tool attachment part is characterised in that a magnet is arranged in the elongate housing, wherein the magnet is arranged to collect ferromagnetic particles.