Multi-Face Furniture Connection Fitting for Angular Assembly

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Solution Overview

Problem

Existing connection fittings for furniture parts are limited in their ability to securely fasten two parts in various orientations, restricting flexibility and versatility in assembly configurations.

Innovation Solution

A connection fitting with a main body featuring multiple mounting faces, including parallel, angled, and comb-like surfaces, equipped with latching elements and through-holes, allowing for secure fastening and latching in different orientations, enabling flexible angular connections between furniture parts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a connection fitting uses a single mounting face configuration, then the structure is simple, but the adaptability to different orientations and assembly configurations is limited

Engineering Contradiction:
Improveadaptability to different orientationsVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The fitting part is designed with multiple mounting faces (first, second, third, and fourth mounting faces) that can engage with different orientations, allowing a single component to perform multiple connection functions. This enables the connection fitting to adapt to various assembly configurations without requiring multiple specialized components, thereby improving versatility while maintaining reasonable structural complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention introduces angular orientation as an additional dimension of adaptability by configuring mounting faces at different angles (including perpendicular and inclined arrangements) relative to the fastening face. This multi-dimensional approach allows the fitting to accommodate connections in various spatial orientations, transforming a single-plane connection into a multi-oriented connection system.

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

2Adaptability or versatility

If a connection fitting provides multiple mounting faces with latching elements, then the versatility of connection orientations is improved, but the device complexity increases

Engineering Contradiction:
Improveversatility of connection orientationsVSAvoidnumber of mounting faces and latching elements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The fitting part is segmented into distinct functional zones: a main body with fastening capabilities, multiple mounting faces arranged at different orientations, and latching elements positioned at specific locations. This segmentation allows each component to perform its specific function independently while contributing to the overall versatility of the connection system, managing complexity through functional decomposition.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting faces are deliberately configured with asymmetric orientations relative to the fastening face, including perpendicular and inclined arrangements. This asymmetric design enables the fitting to accommodate non-uniform connection requirements and various angular alignments, improving versatility by matching the asymmetric nature of real-world assembly configurations rather than imposing symmetric constraints.

Inventive Principle:
Principle #4Asymmetry

3Adaptability or versatility

If the mounting faces are arranged at various angles including perpendicular and inclined positions, then the adaptability to different angular alignments is improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improveadaptability to angular alignmentsVSAvoidangular positioning precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The mounting faces are pre-configured during manufacturing with specific angular orientations (perpendicular, inclined at defined angles) relative to the fastening face. This preliminary action of pre-establishing precise angular relationships during production eliminates the need for field adjustment and ensures consistent adaptability to different angular alignments without requiring excessive manufacturing precision during assembly operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention utilizes specific angular parameters (perpendicular orientations, defined inclination angles) for the mounting faces relative to the fastening face. By standardizing these angular parameters during design and manufacturing, the system achieves reliable adaptability to various angular alignments while controlling manufacturing precision requirements through parameter standardization rather than requiring high-precision custom angles for each application.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20240247671A1Connection fitting for connecting two furniture parts
Publication Date: 2024.07.25 HAEFELE SE & CO KG
  • US20240247671A1 patent drawing
  • US20240247671A1 patent drawing
  • US20240247671A1 patent drawing

AI summary

A fitting part of a connection fitting has a main body and at least one mounting face. A first mounting face is disposed on a first longitudinal end and is arranged parallel or at an angle to the fastening face and has a latching element. A second mounting face is disposed on a second longitudinal end and is arranged with respect to the fastening face at an inclination about the longitudinal axis or an axis extending parallel thereto, and has a latching element. A third mounting face is formed by a groove base of a transverse groove in the main body and is arranged parallel or at an angle to the fastening face and has a latching element. A fourth mounting face is formed on another longitudinal face of the main body, and is arranged parallel or perpendicular to the fastening face and has a comb-like surface profile.