Sealing Profile Closure for Panel Frame Assembly

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Solution Overview

Problem

Existing bearing seals are difficult to assemble and result in waste during the assembly process, as they require additional work steps for removing and reattaching sealing elements.

Innovation Solution

A bearing seal design where the channel is covered by a thin skin with a tapered or slotted closure that allows easy penetration of a connecting device, forming a secure form-fitting connection without additional waste, and featuring a colored marking for easier assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a removable web is provided to close the groove, then the groove can be exposed for accommodating a further sealing element, but additional work steps are required to remove and reattach the web

Engineering Contradiction:
Improveability to accommodate further sealing elementVSAvoidadditional work steps for web removal and reattachment
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention extracts the closure function from a separate removable web and integrates it directly into the sealing profile structure. The covering device is formed as an integral part of the sealing profile, eliminating the need for separate removal and reattachment operations while maintaining the ability to expose the receiving groove for additional sealing elements.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention merges the closure function with the sealing profile by forming the covering device as an integral part of the profile structure. This combination eliminates the separate web component and its associated assembly/disassembly steps, reducing overall device complexity while preserving adaptability.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If the channel is completely covered by a thin skin, then the sealing profile is more complete and secure, but the connecting device has difficulty penetrating the closure

Engineering Contradiction:
Improvecompleteness and security of sealing profileVSAvoidease of penetration by connecting device
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The invention applies local quality by creating a predetermined breaking point with reduced material thickness or structural weakness at the slot location. This localized modification allows the connecting device to penetrate easily at the slot while the rest of the thin skin remains intact to provide complete coverage and reliable sealing.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The invention segments the thin skin closure by introducing a slot that divides the continuous covering into separate portions. This segmentation creates a controlled opening for connecting device penetration while maintaining the overall integrity and coverage of the sealing profile.

Inventive Principle:
Principle #1Segmentation

3Productivity

If a slot is incorporated to open the closure, then the receiving groove is released without additional waste, but the closure structure becomes more complex

Engineering Contradiction:
Improveassembly efficiency without wasteVSAvoidclosure structure with slot
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The invention applies preliminary action by pre-forming the slot and predetermined breaking points during the extrusion process. The closure structure is manufactured with the slot already incorporated, so no additional cutting or opening operations are required during assembly, maintaining productivity while the slot complexity is resolved in the manufacturing stage.

Inventive Principle:
Principle #10Preliminary action

4Reliability

If the connecting device is designed as a wedge with taper, then a secure form-fitting connection is created, but the device complexity increases

Engineering Contradiction:
Improvesecurity of connectionVSAvoidwedge-shaped connecting device with taper
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention applies asymmetry by designing the connecting device with a wedge shape that has different dimensions at different locations. The tapered geometry creates a form-fitting connection that is secure and reliable, while the asymmetric shape is optimized for the specific insertion and locking function required.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentEP1881147B1Sealing between a panel and a frame profil
Publication Date: 2014.12.17 RAICO BAUTECHN
  • EP1881147B1 patent drawingFigure 1~7
  • EP1881147B1 patent drawingFigure 8
  • EP1881147B1 patent drawingFigure 9~11

AI summary

The support seal (1) has a first sealing profile (2) adjoining a filler element such as a glass panel and a separate second sealing profile (3) which adjoins the frame. The two sealing profiles are separate members joined by a connecting member which can be an adhesive layer , a touch and close fastening tape (44,45) or barbed connector. The adhesive layer can have a stronger adhesive side and a weaker adhesive side. Independent claim describes wall with supporting profile with glass pane as filler sealed by the support seal. Independent claim describes window with frame and glass pane filler sealed by the support seal.