Variable-Stiffness Gutter Broom Segments for Diverse Surfaces
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Solution Overview
Problem
Existing gutter brooms are inefficient in adapting to various surfaces and materials, leading to potential damage and increased operational costs due to abrasive contact and the need for multiple cleaning passes.
Innovation Solution
A modular gutter broom design with segmented block segments and bristles of varying stiffness, allowing for customizable patterns and positions to adapt to different surfaces, reducing weight and manufacturing costs while enhancing cleaning efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single-type bristle design is used, then the manufacturing is simple, but the adaptability to various surfaces is poor
Solution Approach 1:
The gutter broom is divided into multiple block segments, each containing openings for receiving bristles. This segmentation allows different bristle configurations in different blocks to address various surface types, improving adaptability while maintaining manageable complexity through modular design.
Solution Approach 2:
Different bristles with varying stiffness levels are placed in specific openings within block segments based on local cleaning requirements. This local quality approach allows the broom to adapt to different surface materials and debris types at different locations, enhancing overall versatility.
2Productivity
If uniform bristle stiffness is used, then the manufacturing is easy, but the cleaning efficiency on diverse surfaces is reduced
Solution Approach 1:
The invention employs bristles of different stiffness levels (first bristles and second bristles) positioned in specific openings within block segments. This local differentiation optimizes cleaning efficiency for various surface types and debris characteristics while maintaining relatively simple manufacturing through standardized block segment production.
Solution Approach 2:
The gutter broom uses a composite structure combining multiple bristle types with different mechanical properties (stiffness) within the same assembly. This composite approach enhances cleaning performance across diverse surfaces while allowing each bristle type to be manufactured using standard processes.
3Reliability
If multiple cleaning passes are used, then the cleaning thoroughness is improved, but the operational time and costs increase
Solution Approach 1:
By positioning different stiffness bristles in specific locations within block segments, the invention achieves comprehensive cleaning in a single pass. The varied bristle characteristics address different debris types and surface conditions simultaneously, eliminating the need for multiple passes and reducing operational time.
Solution Approach 2:
The multi-type bristle configuration enables continuous effective cleaning across the entire gutter surface in one operational pass. Different bristle stiffness levels work simultaneously on different portions of debris, maintaining continuous useful action without requiring repeated passes to achieve thorough cleaning.
Data Source
Figure 1A~1B
Figure 2
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AI summary
A gutter broom is provided. The gutter broom can include one or more block segments, each block segment having openings in which bristles are positioned. The bristles can have a first stiffness or a second stiffness different than the first stiffness. Bristles having the second stiffness can be positioned radially outward of bristles having the first stiffness on a block segment.