Adjustable tie assembly for structural members

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Solution Overview

Problem

Conventional structural connectors for outdoor constructions, such as pergolas and gazebos, lack adjustability and aesthetic appeal, as they are typically made of utilitarian galvanized steel and hidden from view, whereas exposed rafters in architectural designs require adjustable and ornamental connections.

Innovation Solution

An adjustable assembly comprising orthogonal plates with flanges and a cover that allows for adjustable force distribution between structural members, featuring a bolt system for tightening and loosening, and the option to conceal flanges using a bolt or clip, with interchangeable accessories for enhanced functionality and aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional galvanized steel connectors are used, then structural connection is achieved, but aesthetic appeal deteriorates due to utilitarian appearance

Engineering Contradiction:
Improvestructural connectionVSAvoidaesthetic appearance
Core Design Contradiction:
StrengthVSShape

Solution Approach 1:

The connector is divided into two distinct components: a functional galvanized steel plate for structural connection and a separate decorative cover for aesthetic appearance. This segmentation allows each component to optimize its specific function without compromising the other.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent merges the functional connector plate and decorative cover into a single integrated assembly. The cover is attached to the plate through flanges and fastening holes, combining structural utility with aesthetic appeal in one unified component.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If conventional fixed connectors are used, then initial structural connection is achieved, but adaptability deteriorates when structural members settle or shift

Engineering Contradiction:
Improvestructural connectionVSAvoidadjustability
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The connector incorporates adjustable features that allow it to adapt to changes in structural member positioning. The design enables modification of connection parameters after installation, transforming a static connector into a dynamic, adaptable system.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector allows changes in geometric parameters such as hole positions and spacing to accommodate settlement or shifting of structural members. This parameter adjustability maintains structural integrity despite changes in the built environment.

Inventive Principle:
Principle #35Parameter changes

3Strength

If exposed hardware is used in outdoor constructions, then structural connection is achieved, but aesthetic appeal deteriorates due to visible utilitarian appearance

Engineering Contradiction:
Improvestructural connectionVSAvoidvisual appearance
Core Design Contradiction:
StrengthVSShape

Solution Approach 1:

The decorative cover acts as an intermediary element between the functional hardware and the visible exterior. It mediates by concealing the utilitarian appearance of the connector while allowing the structural connection to function, presenting an aesthetically pleasing surface to the exterior.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The cover can be finished with various colors and textures to match or complement the architectural design. This surface treatment transforms the visual appearance of the exposed hardware, allowing it to blend with or enhance the overall aesthetic of the outdoor construction.

Inventive Principle:
Principle #32Color changes

4Strength

If conventional connectors are used, then basic connection function is achieved, but functionality deteriorates due to lack of additional features

Engineering Contradiction:
Improveconnection functionVSAvoidfunctional versatility
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The connector assembly serves multiple functions beyond basic connection: it provides aesthetic coverage, allows for adjustment, and can be configured for different structural arrangements. This multi-functionality increases versatility without compromising the primary connection function.

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

Data Source

PatentUS10309097B2Adjustable tie assembly for structural members
Publication Date: 2019.06.04 HILLMAN GROUP INC
  • US10309097B2 patent drawing
  • US10309097B2 patent drawing
  • US10309097B2 patent drawing

AI summary

In an embodiment, an assembly includes a first plate comprising a first primary portion and a first flange disposed orthogonally to the first primary portion. The first primary portion is configured to contact a first structural member and the first flange defining a first through hole. A second plate comprises a second primary portion and a second flange disposed orthogonally to the second primary portion. The second primary portion is configured to contact a second structural member and the second flange defines a second through hole. A cover receives the first and second flanges. A bolt is received through the first through hole, and tightening the bolt tends to draw the second plate towards the first plate.