K-Style Gutter Guard with Integral Reinforcing Member
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Solution Overview
Problem
Rain gutters are prone to damage from external loads such as ice, snow, and debris accumulation, and conventional gutter guards often collapse under these conditions, failing to effectively prevent debris entry and withstand external forces.
Innovation Solution
A combination reinforcing member/gutter guard is designed for K-style gutters, featuring a sheet metal construction with louvers to prevent debris entry and a structural configuration that resists external loads by nesting corners, providing enhanced strength and stability to the gutter assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If conventional gutter guards are used to prevent debris entry, then debris protection is improved, but structural strength under external loads deteriorates causing collapse
Solution Approach 1:
The patent combines the gutter guard function and reinforcing member function into a single integrated component. The guard features both a louvered structure for debris blocking and built-in reinforcement elements (such as internal ribs or strengthened geometry) that provide structural support against external loads like snow, ice, and debris accumulation, eliminating the need for separate guard and support components.
Solution Approach 2:
The gutter guard is constructed using composite material structures, combining materials with different properties to achieve both debris protection and structural strength. The guard may use a louvered design with specific material compositions that provide rigidity and load-bearing capacity while maintaining the debris-blocking function, creating a multi-functional composite structure.
2Object-affected harmful factors
If gutter guards are installed to block debris, then debris protection is improved, but vulnerability to external forces worsens as guards collapse under load
Solution Approach 1:
The patent merges the gutter guard and reinforcing member into one integrated component that simultaneously provides debris protection and structural reliability. The unified design ensures that the guard maintains its integrity under external forces while effectively blocking debris, preventing the collapse issue seen in conventional separate-component systems.
Solution Approach 2:
The integrated guard uses composite material construction to achieve both debris-blocking capability and high reliability under external forces. The composite structure provides the necessary strength-to-weight ratio and structural integrity to withstand snow, ice, and debris loads without compromising the debris protection function.
3Ease of manufacture
If standard sheet metal gutters are used, then ease of manufacture is improved, but resistance to deformation worsens under accumulated loads
Solution Approach 1:
The gutter is designed with segmented or sectioned reinforcement elements integrated into the sheet metal structure. These segments (such as internal ribs, stiffeners, or divided support sections) are formed using standard sheet metal forming processes but create multiple reinforcement zones that collectively resist deformation under accumulated loads while maintaining manufacturability.
Solution Approach 2:
The gutter incorporates curved or arched structural elements in its design. These curved features, formed through sheet metal bending and shaping, provide inherent structural strength and resistance to deformation under snow, ice, and debris loads while being compatible with conventional sheet metal forming manufacturing processes.
Data Source
AI summary
A gutter guard for use with a K-style rain gutter includes a substantially flat center section, a guard rear flange extending from the center section and a guard lip extending from the guard rear flange. Also extending from the center section is an L-shaped guard front flange that includes a first leg joined with the center section and a second leg extending from the first leg. The guard is adapted to fit in the gutter so that a lower outside corner of the guard is nested within a first inside corner of the gutter, an upper outside corner of the guard is nested within a second inside corner of the gutter, the second leg of the guard is nested within a close inside corner of the gutter, and at least a portion of a rear wall of the gutter is nested between the guard lip and the guard rear flange.