Adjustable Bolt Cutter Handles for Cutting in Crowded Spaces
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Solution Overview
Problem
Traditional bolt cutters have fixed handle positions, making them difficult to use in crowded environments where standard positioning is not feasible for effective cutting operations.
Innovation Solution
A bolt cutter design featuring a compound hinge with adjustable handles and locking buttons that allow for customizable handle positioning without actuating the blades, enabling users to adjust the arc of handle movement to suit specific cutting tasks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional fixed handle positions are used, then the cutting mechanism remains simple and reliable, but the tool becomes difficult to use in crowded environments
Solution Approach 1:
The patent applies the dynamics principle by transforming the fixed handle positions into adjustable positions. The locking button mechanism allows users to dynamically reposition handles along the hinge link to different angular positions, enabling adaptation to crowded environments while maintaining a relatively simple mechanical structure through discrete positioning points defined by recesses and protrusions
2Adaptability or versatility
If adjustable handle positions are added, then versatility in cutting environments is improved, but the device complexity increases
Solution Approach 1:
The locking button mechanism enables dynamic adjustment of handle positions to different angular orientations, providing versatility for various cutting environments including crowded spaces, while controlling complexity through discrete recess-protrusion interfaces that guide precise positioning
Solution Approach 2:
The hinge link is segmented with multiple recesses at different angular positions, allowing the handle to be locked at discrete positions. This segmentation provides multiple predetermined angular positions for handle adjustment, achieving versatility without requiring continuous adjustment mechanisms
Data Source
AI summary
A cutter comprises one or more blades, a hinge coupled to the blades, and one or more adjustable handles pivotally coupled to the hinge. When being adjusted, the one or more adjustable handles permit adjusting their positions with respect to the opposing handle without concurrently actuating the blades.