Cassette Brush Bristle Securing Friction Layer
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Solution Overview
Problem
Existing brush designs for industrial sweeping machines suffer from bristle bunches becoming dislodged after 50-100 hours of use, leading to inefficient sweeping and potential safety hazards due to poorly secured bristle bunches, which are costly and time-consuming to replace.
Innovation Solution
The implementation of a friction layer system, including adhesive tape around the bristle bunches and a high-friction securing wire, ensures that bristle bunches are securely fixed in their recesses, preventing movement and damage during use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a securing wire is pressed into the cassette element body over the bottom portion of the bristle bunch to secure the bristle bunch in the recess, then the bristle bunch is fixed in position, but individual bristles may not be pushed down to the proper position below the opening, resulting in improper securing and potential bristle loss during use
Solution Approach 1:
The patent applies preliminary action by pushing down the middle portion of each bristle bunch below the opening at the cassette element body before pressing the securing wire into place. This ensures that when the securing wire is installed, all bristles are already in the correct position and will be properly secured, preventing bristle loss during subsequent use.
2Reliability
If manual pushing of each bristle bunch middle portion is performed to ensure proper positioning, then bristle securing reliability improves, but production time and labor costs increase significantly
Solution Approach 1:
The patent employs a device that automatically pushes down the middle portion of each bristle bunch during the manufacturing process. This self-service mechanism eliminates the need for manual intervention, ensuring proper bristle positioning while maintaining high production speeds and avoiding additional labor time costs.
3Ease of manufacture
If the securing wire is pressed into the cassette element body over damaged or improperly positioned bristles, then the bristle bunch appears secured, but the damaged bristles will break and come off during use, shortening the lifespan of the cassette element
Solution Approach 1:
The patent applies preliminary action by ensuring that the middle portion of each bristle bunch is pushed down to the proper position below the opening before the securing wire is pressed into place. This preliminary positioning prevents damage to bristles during the securing process, ensuring that all bristles remain intact and functional throughout the service life of the cassette element.
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
This solution enhances the durability and effectiveness of the brush by maintaining bristle position under heavy forces, reducing the need for frequent replacements and improving sweeping performance.
Implementation Method 1
The friction layer is configured to provide high friction between the securing wire and the bristle bunch
Implementation Method 2
adhesive tape around the bristle bunches
Data Source
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AI summary
A brush(1)intended for industrial use comprises one or more bristle bunches formed by a plurality of elongated bristles, one or more cassette elements having said bristle bunches, and a cassette element holding member(3)at which said cassette elements may be removably secured. At least one of said cassette elements comprises a body,one or more recesses configured to receive said bristle bunches therein, and a securing wire configured to secure said bristle bunches in said recesses. Said at least one cassette element further comprises means configured to counteract movement of the bristles of a bristle bunch with respect to each other and/or with respect to the securing wire.