Paint Tray Membrane Cover for Even Roller Loading
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Solution Overview
Problem
Conventional paint trays are limited in capacity, prone to splashes and spills, uneven paint application, and fail to filter out foreign debris, leading to inefficiencies and difficulties in painting processes.
Innovation Solution
A paint tray accessory and assembly featuring a fluid regulating, flexible membrane cover that allows for increased paint capacity, even paint distribution, and debris filtration, with a design that loads rollers evenly and prevents paint from drying out.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If conventional paint trays are used, then they are simple in design and easy to manufacture, but they have limited paint capacity and are prone to spills
Solution Approach 1:
The paint tray is divided into a base tray and a separate flexible membrane cover that can be attached or removed. This segmentation allows the membrane to provide spill prevention and capacity enhancement while keeping the base tray simple and easy to manufacture.
Solution Approach 2:
A flexible membrane cover is used to line the paint tray. This thin film creates a sealed container that prevents spills and allows the tray to hold more paint without increasing the rigid structure's complexity. The flexibility of the membrane enables it to conform to the tray shape while providing enhanced functionality.
2Manufacturing precision
If conventional paint trays are used, then they have simple structure, but they cause uneven paint application on rollers
Solution Approach 1:
The flexible membrane is designed with varying thickness or stiffness in different regions to control paint distribution. This local variation in membrane properties ensures uniform paint application across the roller surface while maintaining an overall simple tray structure.
3Reliability
If conventional paint trays are used, then they are simple and inexpensive, but they do not filter out foreign debris
Solution Approach 1:
The flexible membrane is made from a porous material that allows paint to pass through while filtering out foreign debris such as lumps, insects, and other contaminants. This provides reliable paint quality without requiring a complex filtration system.
4Duration of action of stationary object
If conventional paint trays are used, then they allow easy access to paint, but paint dries out and cakes on the sides
Solution Approach 1:
The flexible membrane creates a sealed environment that prevents paint from drying out and caking on the tray sides. The membrane can be easily lifted or removed to maintain ease of paint access while extending the duration of paint freshness.
5Productivity
If conventional paint trays are used, then they require minimal setup, but they load paint rollers unevenly requiring considerable effort
Solution Approach 1:
The flexible membrane's physical parameters such as stiffness, thickness, or surface texture are modified to control paint flow and distribution. This ensures even roller loading with minimal effort while maintaining simple tray setup.
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
Enables efficient, even paint application with reduced loading time, prevents spills and drips, and allows for easy cleanup by keeping paint wet and filtering out debris, resulting in a consistent and smooth painting process.
Implementation Method 1
The membrane cover is made from an open cell flexible foam or other open cell fluid regulating material... filtering out debris
Implementation Method 2
The membrane cover is made from an open cell flexible foam or other open cell fluid regulating material
Data Source
AI summary
A paint tray accessory and assembly provides a membrane cover for use with a paint tray and paint roller of conventional manufacture. The membrane cover comprises a first frame member, a second frame member and a fluid regulating membrane. The membrane is flexible and stretchable which provides means for more evenly coating the sleeve of a paint roller during use of the assembly. The membrane also provides a tractive surface for the paint roller sleeve. The frame members are configured to retain the membrane within the frame members and to protect the membrane during use. The first frame member is intended to remain in position while the second frame member is flexibly rotatable relative to the first frame member at the points of certain “breaks” between the two frame members, also considered a “hinged” point.