Panel Fastening Slot With Stop Face to Prevent Mounting Shift

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Solution Overview

Problem

Existing panel fastening systems face difficulties in easy mounting due to screw movement within slots, leading to complex installation processes and potential panel shifting during mounting.

Innovation Solution

A panel fastening system featuring a slot with a stop face and a securing element that fixes the fastening element in place, preventing movement along the longitudinal axis, allowing for easy installation regardless of orientation and enabling separate storage and transport of components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a slot is introduced into the rear side of the panel for fastening, then the fastening means can be hidden from the visible side, but the screw can move in the slot during mounting which makes the mounting operation more difficult

Engineering Contradiction:
Improvemounting operationVSAvoidslot structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The slot is pre-formed in the panel during manufacturing with integrated stop faces at predetermined positions. This preliminary action eliminates the need for complex assembly operations during mounting, as the stop faces are already in place to guide and limit screw movement, directly resolving the contradiction between ease of operation and device complexity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The stop face acts as an intermediary element within the slot structure that mediates between the screw and the panel. It provides a predetermined contact point that controls screw movement during mounting, simplifying the operation while maintaining a relatively simple slot structure without requiring additional complex components

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the slot is used for fastening the panel, then the panel can be connected to the substructure, but the fastening element may slip in the slot causing the panel to shift relative to the substructure

Engineering Contradiction:
Improvepanel connection stabilityVSAvoidmounting precision
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The stop face is designed to preemptively counteract the potential slipping movement of the fastening element within the slot. By providing a predetermined contact point that limits movement in the direction of the longitudinal axis, the stop face prevents panel shifting before it can occur during the mounting operation, thereby ensuring connection stability and mounting precision simultaneously

Inventive Principle:
Principle #9Preliminary anti-action

3Reliability

If fastening elements are fixedly introduced into panels, then the panels can be securely fastened, but the panels cannot be transported flatly on top of one another without spacers for protection of the fastening elements

Engineering Contradiction:
Improvefastening securityVSAvoidtransport requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The fastening system is segmented into separable components: the panel with pre-formed slots, the fastening elements, and the stop faces. This segmentation allows the panel to be transported flat without fastening elements inserted, eliminating the need for protective spacers during transport, while still providing secure fastening when the components are assembled on-site

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The slot structure with stop faces is prepared in advance during panel manufacturing, but the actual fastening elements are not inserted until mounting time. This preliminary preparation allows the panel to be transported in a compact, flat state without protective measures, while ensuring reliable fastening security is maintained when the elements are inserted and secured by the stop faces during installation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11591803B2Panel fastening system
Publication Date: 2023.02.28 SWISSPEARL GRP AG
  • US11591803B2 patent drawing
  • US11591803B2 patent drawing
  • US11591803B2 patent drawing

AI summary

A panel fastening system includes a panel having a visible side and a rear side, at least one slot which is introduced into the rear side of the panel and which extends along a longitudinal axis, and which has at least one stop face, wherein a first slot portion extends between the at least one stop face and the rear side, and wherein a second slot portion extends between the at least one stop face and the slot base, and at least one fastening element which is inserted into the slot and which has a fastening portion and a contact face, wherein the contact face of the fastening element abuts against the at least one stop face, wherein the panel fastening system further comprises at least one securing element which can be arranged in the slot to secure the fastening element.