Quick-Connect Dent Repair Handle for Fast Tip Repositioning
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Solution Overview
Problem
Conventional paintless dent removal tools are limited by manual handles that restrict versatility and require frequent adjustments, leading to user fatigue and discomfort during the dent removal process.
Innovation Solution
A universal dent removal tool with a handle and interchangeable tips, featuring a toothed wheel mechanism for easy attachment and detachment of tips, and quick-connect couplings for compatibility with commercially available tools, allowing for rapid tool exchange and convenient repositioning without disturbing the paint layer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a manual handle is used in conventional paintless dent removal tools, then the tool structure is simple, but the versatility is limited and user fatigue increases due to frequent adjustments
Solution Approach 1:
The patent implements a universal handle design with a standardized interface that can accommodate multiple types of dent removal tips and attachments. The handle incorporates a ratcheting mechanism and quick-change coupling system that allows a single handle to perform multiple functions by simply changing the attached tip, thereby achieving versatility without requiring multiple specialized tools
Solution Approach 2:
The tool is divided into separate modular components: a universal handle assembly and interchangeable tips/attachments. The quick-change coupling mechanism allows these segments to be easily separated and recombined, enabling the user to adapt the tool for different dent removal applications by swapping tips rather than using entirely different tools
2Ease of operation
If the handle is frequently adjusted and repositioned in conventional tools, then the tool can adapt to different working positions, but user fatigue and discomfort increase
Solution Approach 1:
The handle incorporates a ratcheting mechanism that allows dynamic adjustment of the handle angle and position during use. The ratchet teeth engage with corresponding slots in the tip attachments, enabling the user to lock the handle at various angles and reposition it quickly without losing engagement, thus facilitating ease of operation while minimizing adjustment time
Solution Approach 2:
The quick-change coupling mechanism is pre-configured with alignment features and spring-loaded release buttons that prepare the connection for rapid engagement and disengagement. The coupling interface includes guide pins and tapered surfaces that automatically align components during attachment, eliminating the need for manual alignment and reducing the time required for repositioning and tip changes
3Productivity
If conventional tools are used without quick-connect couplings, then the tool design is straightforward, but the speed of tool exchange and repair efficiency are reduced
Solution Approach 1:
The quick-connect coupling mechanism incorporates spring-loaded retention clips and cam-actuated release buttons that automatically engage and disengage the coupling without requiring manual manipulation of multiple fasteners. The spring clips maintain constant engagement pressure, and the cam buttons provide mechanical advantage for rapid release, enabling the user to change tips quickly with minimal effort and maximizing productivity
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 solution enhances the speed and efficiency of the dent removal process by reducing physical effort and allowing for seamless integration with various tools, minimizing user fatigue and preserving the paint layer.
Implementation Method 1
A spring-loaded teethed lever is provided in the housing and is configured to be movable between a first released position and a second depressed position by pushing onto or releasing a first button attached thereto.
Data Source
AI summary
A paintless dent repair kit includes a housing with a handle extending therefrom and a toothed wheel rotatably retained in the housing. The toothed wheel has a plurality of teeth extending outwards therefrom and is configured to receive, replace, and removably retain a connector, which is attached on the other end to a quick-connect coupling. The quick-connect coupling is, in turn, configured to releasably retain a socket of a commercially-available set of dent removal tips, for example, a KIPP socket or an ULTRA socket. The housing features a first button connected to a teethed lever slidably positioned to be either engaged or disengaged with the plurality of teeth of the toothed wheel depending on the position of the first button. Unless the first button is depressed, the dent removal tool is configured to securely and fixedly retain the dent removal tip to facilitate direct transmission of force and torque from the handle to the coupling and then to the dent removal tip during dent removal operations.