Carriage Device for Sliding Glass Panels

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Solution Overview

Problem

Large glass panels in packable movable panel systems are difficult to move efficiently and reliably over time due to their size and weight, requiring specialized guide solutions and carriage devices.

Innovation Solution

A packable movable panel system featuring a guide with rails and a carriage device that includes a wheel group with adjustable structures and an anti-lifting mechanism, allowing the glass panels to slide smoothly and be adjusted in height, ensuring reliable movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If large glass panels are used to allow effective lighting, then illumination intensity is improved, but ease of operation deteriorates due to difficulty in moving the panels

Engineering Contradiction:
Improvelighting effectivenessVSAvoidpanel movement
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

A carriage device acts as an intermediary between the large glass panel and the guide rail. The carriage includes a wheel group that engages with the rail, allowing the heavy panel to be moved easily along the rail without direct manual handling. The containment frame connects the panel to the carriage, creating a complete movable assembly that combines the lighting benefit with ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Illumination intensity

If large glass panels are used for effective lighting, then illumination intensity is improved, but reliability deteriorates due to difficulty in ensuring reliable movement over time

Engineering Contradiction:
Improvelighting effectivenessVSAvoidmovement reliability
Core Design Contradiction:
Illumination intensityVSReliability

Solution Approach 1:

The carriage device serves as a reliable intermediary mechanism. The wheel group is designed to engage securely with the guide rail, providing stable and reliable movement. The containment frame structurally connects the glass panel to the carriage, ensuring that the entire assembly moves reliably along the rail over time without direct handling of the heavy panel.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If specialized guide solutions and carriage devices are used to move large panels, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improvepanel movementVSAvoidguide and carriage structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system is segmented into distinct functional components: the guide rail provides the movement path, the carriage device provides the rolling mechanism with wheels, the containment frame provides structural support and connection, and the glass panel provides the lighting function. This segmentation allows each component to be optimized independently while maintaining overall simplicity and ease of operation.

Inventive Principle:
Principle #1Segmentation

4Reliability

If carriage devices are designed to support large glass panels over time, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvemovement reliabilityVSAvoidcarriage device structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The carriage device concentrates its structural complexity only where needed - in the wheel group that engages with the rail and the containment frame that supports the panel. The rest of the system remains simple, with the rail providing a straightforward guide path and the panel providing pure lighting function. This local quality approach maintains reliability while minimizing overall device complexity.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system enables efficient and reliable translational movement of large glass panels, supporting their weight and adapting to rail shapes, while maintaining secure engagement and easy adjustment, facilitating both horizontal and vertical sliding.

Implementation Method 1

a wheel group (7) comprising two wheels (71) suitable to slidingly engage the rail (21)

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP4058649B1Movable panels system with carriage device
Publication Date: 2023.11.29 METALGLAS BONOMI
  • EP4058649B1 patent drawingFigure 1
  • EP4058649B1 patent drawingFigure 2
  • EP4058649B1 patent drawingFigure 3

AI summary

The invention is a movable panel system (1) comprising a guide (2) provided with at least one rail (21) and comprising at least one glass panel (3) and a carriage device (5) which slidingly supports the glass panel (3) on the rail (2). The carriage device 5 comprises: - a carriage body (6) engaged to the glass panel (3); - a wheel group (7) comprising at least two wheels (71), preferably comprising two wheels, suitable to engage the rail (21) slidingly and a support frame (70) to which the wheels (71) are hinged to be rotationally free. Said carriage body (6) and said support frame (70) are mutually engaged by a hinge that allows reciprocal rotation.