Frame Mounting Fixture With Groove Engagement

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Solution Overview

Problem

The installation of frames in wall openings is complex, time-consuming, and requires heavy manual labor due to misalignment of frame legs with the cross member, leading to difficulties in positioning and increased installation time.

Innovation Solution

A device with first and second fixing sections and engagement elements that engage with groove sections of the frame, allowing precise alignment and attachment, featuring adjustable telescopic mechanisms and folding units for ergonomic and efficient mounting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional positioning devices are used on frame rebates, then the device can be attached to the frame, but misalignment of frame legs with the cross member causes the device to fall through, making installation difficult and time-consuming

Engineering Contradiction:
Improvepositioning precisionVSAvoidinstallation ease
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent introduces groove sections as intermediary elements that are pre-formed in the frame rebate and engagement elements that fit into these grooves. This intermediary groove structure mediates between the positioning device and the frame, ensuring precise alignment and preventing the device from falling through during installation, thereby resolving the contradiction between positioning precision and installation ease

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The groove sections are pre-formed in the frame rebate before the positioning device is installed. This preliminary action of creating the groove structure in advance ensures that when the positioning device is attached, the engagement elements immediately fit into the pre-prepared grooves, eliminating alignment difficulties and making installation straightforward while maintaining high positioning precision

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If frame legs are not aligned at exactly 90° to the cross member, then some flexibility is achieved, but the device falls through the frame legs causing additional installation time

Engineering Contradiction:
Improvealignment flexibilityVSAvoidinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The groove sections act as intermediary structures that accommodate the engagement elements of the positioning device. This groove-mediated connection ensures that even when frame legs have slight angular deviations from 90°, the engagement elements remain securely engaged in the grooves, preventing the device from falling through and eliminating the need for time-consuming adjustments, thus maintaining both flexibility and efficiency

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The groove sections are designed in advance to accommodate potential misalignments of the frame legs. By pre-forming these grooves with appropriate geometry and tolerance, the system cushions against the harmful effect of angular deviations before they can cause the device to fall through, thereby preventing installation delays while maintaining alignment flexibility

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentEP4592473A1Device for mounting and/or positioning a frame and method for mounting and/or fixing the device to the frame
Publication Date: 2025.07.30 STAUF DESIGN AUS HOLZ GMBH
  • EP4592473A1 patent drawingFigure 1
  • EP4592473A1 patent drawingFigure 2
  • EP4592473A1 patent drawingFigure 3

AI summary

The present invention relates to a device (100) for mounting and/or positioning a frame (102) in a wall opening and/or in a masonry opening, comprising: - a first fixing section (104) for releasably fixing the device (100) to the frame (102); and - a second fixing section (106) for releasably fixing the device (100) to the frame (102); wherein a first engagement element (108) is positioned on the first fixing section (104) for engaging in a first groove section (110) of the frame (102) in the fixed state, and wherein a second engagement element (112) is positioned on the second fixing section (106) for engaging in a second groove section (114) of the frame (102) in the fixed state, so that the frame (102) can be mounted and/or positioned in the wall opening and/or in the masonry opening in the fixed state by means of the device (100).Furthermore, the present invention relates to a method for mounting and/or fixing a device (100) to a frame (102), wherein the device (100) is configured for mounting and/or positioning the frame (102) in a wall opening and/or a masonry opening.