Sliding Door Connector With Two-Axis Plate Adjustment

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Solution Overview

Problem

Existing connecting devices for sliding doors in wardrobes require complex designs and are expensive, making it difficult to adjust the doors for precise alignment and appearance without requiring additional adjustments post-installation.

Innovation Solution

A connecting device comprising a mounting plate, a connecting plate, and a coupling plate, connected via screws and flange elements, allowing horizontal, vertical, and inclinal adjustments without the need for releasing fixing mechanisms, thus enabling easy alignment and space-efficient design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If complex carriage devices with built-in adjustment options are used, then sliding door adjustment capability is improved, but device complexity and cost increase

Engineering Contradiction:
Improvesliding door adjustment capabilityVSAvoidcarriage device complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The connecting device is divided into three separate plates (mounting plate, connecting plate, coupling plate) that can be independently adjusted. Each plate serves a specific function and can be positioned separately using adjustment screws, allowing complex adjustment capabilities without requiring a monolithic complex device structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting plate acts as an intermediary element between the mounting plate (attached to sliding door) and the coupling plate (attached to carriage device). This intermediate component enables adjustment capabilities while keeping the carriage device itself simple, as the adjustment function is isolated to the connecting device assembly.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If adjustable devices with movable parts are used, then sliding door position flexibility is improved, but device complexity and difficulty of operation increase due to mutual fixing mechanisms

Engineering Contradiction:
Improvesliding door position flexibilityVSAvoidadjustment operation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The connecting device provides dynamic adjustability through three adjustment screws that allow the plates to be shifted relative to each other in different directions. The device transitions from a fixed state (when screws are tightened) to an adjustable state (when screws are loosened), enabling flexible positioning without complex mutual fixing mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The adjustment mechanism changes the positional parameters of the plates relative to each other by small, controlled amounts using the adjustment screws. This allows precise modification of the sliding door position without requiring complete disassembly or complex releasing mechanisms, as each screw independently controls a specific degree of freedom.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If multiple adjustment directions are provided, then sliding door alignment precision is improved, but device complexity increases

Engineering Contradiction:
Improvesliding door alignment precisionVSAvoidconnecting device structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The connecting device provides adjustment in multiple dimensions through the three plates arranged in sequence. The mounting plate connects to the sliding door, the connecting plate provides intermediate positioning with adjustment in one direction, and the coupling plate provides final connection with adjustment in another direction, achieving multi-dimensional alignment precision through a linear arrangement rather than a complex multi-axial mechanism.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS10145166B2Connecting device for a sliding door
Publication Date: 2018.12.04 EKU AG
  • US10145166B2 patent drawing
  • US10145166B2 patent drawing
  • US10145166B2 patent drawing

AI summary

The connecting device includes a mounting plate, which are connectable to a sliding door by means of mounting screws and which is connectable to a carriage device. A connecting plate is provided that is arranged between the mounting plate and a coupling plate, which is connectable to the carriage device. The connecting plate is connected, shiftable in a first direction, to the mounting plate by first connecting elements and is held shiftable to a selected first shift position by a first adjustment screw that is connected to the mounting plate. The coupling plate is connected, shiftable in a second direction, to the connecting plate by second connecting elements, and is held shiftable to a selected second shift position by a second adjustment screw that is connected to the connecting plate.