Removable Auxiliary Handle for Power Tool Leverage
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Solution Overview
Problem
Power tools with fixed auxiliary handles are cumbersome to operate in confined spaces and do not provide sufficient leverage for effective operation with one-hand use.
Innovation Solution
A removable auxiliary handle with first and second clamps that can be independently moved to couple and uncouple from the power tool housing, allowing for adjustable positioning and secure attachment around only a portion of the chuck, enabling easier operation with both hands and adaptability to different orientations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If a fixed auxiliary handle is provided on the power tool, then the user can grasp the power tool with both hands for better leverage, but the power tool becomes cumbersome to operate in confined locations
Solution Approach 1:
The auxiliary handle is divided into separable clamp components that can be independently positioned and attached to different locations on the power tool housing, allowing the handle to be segmented and reconfigured for different operating conditions
Solution Approach 2:
The auxiliary handle transitions from a fixed position to a movable and adjustable position through the use of clamps that can be repositioned along the power tool housing, enabling dynamic adaptation to confined spaces while maintaining leverage when needed
2Ease of operation
If a removable auxiliary handle is provided with independently movable clamps, then the auxiliary handle can be easily attached and detached from the power tool, but the device complexity increases
Solution Approach 1:
The auxiliary handle is divided into separable clamp components that can be independently positioned and attached to different locations on the power tool housing, allowing the handle to be segmented and reconfigured for different operating conditions
Solution Approach 2:
The clamp mechanism incorporates a self-locking feature where the clamp maintains its position on the housing without requiring additional fastening operations, allowing the auxiliary handle to attach and detach easily while minimizing the complexity of the fastening mechanism
Data Source
AI summary
An auxiliary handle for use with a power tool includes a first clamp for engaging a housing of the power tool at a first location, and a second clamp for engaging the housing at a second location. The second clamp is movable independent from the first clamp in a first direction toward the first clamp to couple the auxiliary handle to the housing and the second clamp movable independent from the first clamp in a second direction away from the first clamp to uncouple the auxiliary handle from the housing. The auxiliary handle further includes a grip operable to move the second clamp in at least one of the first and the second directions, and together the first clamp and the second clamp surround only a portion of a chuck of the power tool.