Reusable Sponge Scraper Attachment With Serrated Debris Catch
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Solution Overview
Problem
Existing cleaning attachments for sponges are either too bulky, difficult to grasp, or limit the use of the sponge's surface area, and lack a serrated edge for effective scraping of stubborn deposits, making them inconvenient and non-reusable.
Innovation Solution
A lightweight, ergonomic scraper attachment with a serrated edge and debris catch, featuring support bars that securely affix to the sponge for enhanced cleaning, and an optional soap reservoir for infusing detergents, allowing for easy manipulation and reuse across various sponge sizes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If an integrated scraper and sponge device is used, then scraping capability is improved, but ease of operation deteriorates due to difficulty in grasping the scraper without the sponge
Solution Approach 1:
The device is divided into two separate components: a reusable rigid scraper with handle and a replaceable sponge attachment. The sponge attaches to the scraper via a mounting mechanism that allows the sponge to be secured during use but removed for replacement. This segmentation allows the scraper portion to be easily grasped by its handle independent of the sponge, while still providing integrated scraping capability when the sponge is attached.
2Ease of manufacture
If the sponge surface area is covered by the scraper attachment, then scraping function is improved, but the usable area of the sponge is reduced
Solution Approach 1:
The scraper attachment is designed with an open-back mounting structure where the sponge is secured only at the perimeter or specific attachment points rather than being completely covered. This allows the sponge to remain exposed and usable for cleaning applications while the scraper portion provides localized scraping capability where needed. The mounting mechanism secures the sponge at the back or edges, leaving the functional surface area of the sponge accessible.
3Ease of manufacture
If the scraper is integrated with the sponge, then scraping capability is improved, but reusability deteriorates as the device must be discarded with the sponge
Solution Approach 1:
The device is divided into two separate components: a reusable rigid scraper with handle and a replaceable sponge attachment. The sponge attaches to the scraper via a mounting mechanism that allows the sponge to be secured during use but removed for replacement. This segmentation allows the scraper portion to be easily grasped by its handle independent of the sponge, while still providing integrated scraping capability when the sponge is attached.
Solution Approach 2:
The design allows the sponge to be discarded and replaced while the scraper handle and mounting mechanism are recovered and reused. The mounting mechanism is designed to accommodate multiple sponge replacements, enabling the expensive or durable scraper portion to be reused many times with different sponges as they wear out or become contaminated.
4Ease of operation
If a large handle is used for ergonomic control, then ease of operation is improved, but device complexity and bulk increase making access to tight areas difficult
Solution Approach 1:
The handle is designed with dynamic characteristics including a contoured shape that adapts to the user's hand, flexible grip zones that conform to finger placement, and ergonomic contours that provide control without excessive bulk. The handle may include textured grip surfaces or contoured sections that optimize control while maintaining a compact overall profile suitable for accessing tight spaces.
Data Source
AI summary
A scraper attachment for mounting onto sponges used in cleaning applications is described. The inventive attachment comprises a leading scraping edge, a serrated raised edge, a debris catch, finger grips and side flaps formed integrally as a single piece of material. A support rod integral a side flap of the inventive scraper attachment is pierced through the body of a sponge for securely mounting the inventive attachment on a sponge to by fastening to the opposite side flap. The inventive scraper attachment can be easily dismounted from the sponge for reuse and cleaning, and be used independently with any brand of sponge. The serrated raised edge serves to help break up stubborn deposits, while the debris catch collects the loosened material for convenient cleaning. Additionally, a liquid soap or detergent dispensing means is included to infuse liquid soap or detergent into the sponge.