Improved roofing shingle system with integrated endoskeleton and protective head lap

WO2026128047A1PCT designated stage Publication Date: 2026-06-18RASA ROOF TILES INC
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
RASA ROOF TILES INC
Filing Date
2025-09-23
Publication Date
2026-06-18

AI Technical Summary

⚠Technical Problem

Existing roofing materials face challenges such as hail damage vulnerability, weight considerations, moisture absorption, vibration transmission, UV degradation, and installation inefficiencies, particularly in concrete and asphalt shingles, leading to structural integrity issues and inadequate protection.

⚗Method used

A roofing shingle system combining a concrete structure with an integrated plastic or rubber endoskeleton, featuring a head lap component for nail gun installation and a non-straight-line edge configuration to dissipate vibrations, along with a double-layer protection system for enhanced water resistance.

🎯Benefits of technology

The system provides durable, lightweight, and efficiently installable roofing solution with improved hail resistance, reduced UV degradation, and effective water management, addressing multiple limitations of traditional materials.

✦ Generated by Eureka AI based on patent content.

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Abstract

A roofing shingle system combines a concrete shingle structure with an integrated plastic / rubber endoskeleton for enhanced structural support and impact resistance. The system features a concrete portion forming the primary protective surface and a protruding head lap component made from lightweight material that enables nail gun installation. The endoskeleton provides rigidity while distributed feet on the underside absorb force. A sealed concrete face and offset double-layer configuration create an effective water management system that reduces reliance on underlayment. The manufacturing process utilizes individual metal molds, kiln treatment, and sealant application to produce shingles weighing less than 600 pounds per square.
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