Curtain Wall Internal Panel Installation and Drainage

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Solution Overview

Problem

Existing curtain wall systems require complex and dangerous external installation of panels, with difficulties in applying glazing beads that can lead to panel damage and waterproofing issues.

Innovation Solution

A curtain wall design featuring mullion and transom profiles with fixed-width rabbets and snapping attachment aids allows for easy internal panel fitting, using rigid glazing beads with seals, and includes a water drainage system to divert infiltration water from each panel, ensuring easier installation and improved waterproofing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If panels are installed from the outside using traditional methods, then the curtain wall structure is secure, but the installation process is dangerous and requires scaffolding or suspended working platforms

Engineering Contradiction:
Improveinstallation securityVSAvoidinstallation safety
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent inverts the traditional installation approach by enabling panels to be installed from the inside of the building rather than from the outside. This is achieved through internally mounted attachment aids that secure panels without requiring external access, thereby eliminating the need for scaffolding and improving installer safety while maintaining structural reliability

Inventive Principle:
Principle #13The other way round (Inversion)

2Strength

If glazing beads are applied from the outside to secure panels, then the panels are firmly attached, but the installation becomes complex and requires external access

Engineering Contradiction:
Improvepanel attachment firmnessVSAvoidinstallation complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent extracts the glazing bead application process from the external installation sequence and integrates it into the internal attachment system. Attachment aids are mounted from inside the building and directly secure panels without requiring separate external glazing bead application, simplifying the overall installation process while maintaining secure attachment

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent combines multiple functions into the attachment aids, which simultaneously serve as mounting elements and panel securing mechanisms. This integration eliminates the need for separate glazing bead components and external application steps, reducing installation complexity while ensuring firm panel attachment

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If traditional external installation methods are used, then panels can be secured, but waterproofing issues arise and issue identification becomes difficult

Engineering Contradiction:
Improvewaterproofing performanceVSAvoidleak detection difficulty
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent introduces seals as intermediary elements between the panels and the building structure. These seals create controlled waterproof barriers at critical interfaces, preventing water infiltration while maintaining a clear system architecture that facilitates leak detection and troubleshooting

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11035120B2Curtain wall
Publication Date: 2021.06.15 CLAEYS
  • US11035120B2 patent drawing
  • US11035120B2 patent drawing
  • US11035120B2 patent drawing

AI summary

Curtain wall including mullion profiles, transom profiles and panels, where the mullion profiles extend vertically, with the transom profiles being fixed at right angles to the mullion profiles, where the transom profiles and the mullion profiles define rectangular openings. The panels are placed in the openings to close these openings, where the panels are secured by means of first glazing beads, that are attached to the mullion profile by means of first attachment aids, where the first attachment aids and the mullion profiles are designed to attach the first attachment aids to the mullion profile, where the first attachment aids and the first glazing beads are designed to snap the first glazing beads onto the first attachment aids.