Adjustable Dual Paint Roller With Pivotable Arms
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing bifurcated paint rollers are limited in pattern versatility and surface compatibility due to fixed orientations and non-adjustable spacing, requiring separate trays for bifurcated and single rollers, and stencil patterns are inflexible, necessitating different roller covers for each design.
Innovation Solution
A paint roller with pivotable and extendable lever arms and interchangeable roller covers, combined with a versatile paint tray and stencil tubes featuring adjustable dividers and replaceable patterns, allowing for flexible surface painting and compatibility with both bifurcated and single rollers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the roller arms are made fixed in orientation, then the structure is simple and stable, but the pattern versatility and surface compatibility are limited
Solution Approach 1:
The roller arms are made pivotable about longitudinal axes, allowing dynamic adjustment between zero and ninety degrees. This enables the same roller to adapt to different painting surfaces and patterns without requiring multiple specialized rollers, resolving the contradiction between versatility and structural simplicity.
2Adaptability or versatility
If the slot between rollers is made long, then the framing rods are stronger, but the spacing is not adjustable and space is wasted
Solution Approach 1:
The roller arms are made extendable along the longitudinal axes with adjustable positioning. This allows the spacing between rollers to be dynamically adjusted according to the specific painting task, eliminating wasted space while maintaining structural integrity through proper framing rod design.
3Adaptability or versatility
If the paint tray wall is permanently attached, then the tray structure is stable, but compatibility with both bifurcated and single rollers is lost
Solution Approach 1:
The paint tray wall is designed as a removable component rather than permanently attached. This segmentation allows the wall to be detached when using single rollers, enabling the same tray to accommodate both bifurcated and single roller types while maintaining structural stability when the wall is attached for bifurcated roller use.
4Adaptability or versatility
If different roller covers are purchased for each pattern, then the painting precision is accurate, but the cost and complexity increase
Solution Approach 1:
The roller cover is designed with a stencil tube that can be configured with different patterns. Instead of requiring multiple specialized roller covers, a single universal roller cover can accommodate various patterns by changing the stencil tube configuration, reducing the quantity of roller covers needed while maintaining pattern flexibility.
Data Source
AI summary
A dual paint roller has a pliers-like construction to allow for the roller covers to be moved closer together or farther apart depending upon the surface to be painted. Dual-roller covers are disposed on pivotable roller arms such that the relative angle of one roller cover to the other roller cover can be adjusted depending upon the surface to be painted. The pivot point of the pliers-like construction is switchable such that the pliers selectively apply complementary or opposite movement to the roller covers. A paint tray with divider for use in combination with the dual-roller cover paint roller. A stencil tube slidably engaging with a roller cover to easily apply a repeating stencil pattern to a surface.