Tension Release System for Shade Membranes

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Solution Overview

Problem

Existing shade structures face challenges in easy removal and installation, particularly in windy or severe weather conditions, due to the need for specialized tools and potential damage from uneven tension application.

Innovation Solution

A tension release system with a threaded member and coupling mechanism that allows for controlled tensioning and release of shade membranes from support structures, enabling easy installation and removal without pre-stretching or specialized equipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional shade structures are installed without tension release systems, then the shade membrane can be attached to support structures, but the installation and removal process requires specialized tools and multiple installers, and uneven tension application can cause damage

Engineering Contradiction:
Improveease of installation and removalVSAvoidcomplexity of tensioning system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The coupling mechanism is integrated within the support structure itself, with the threaded member housed inside the support structure and the coupling mechanism moving along a defined path within the same structure. This nesting eliminates the need for external tensioning devices and specialized tools, allowing installation and removal to be performed easily while maintaining structural integrity.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Loss of time

If shade membranes are removed quickly in severe weather conditions, then response time to weather events is reduced, but the process becomes more difficult without tension release mechanisms

Engineering Contradiction:
Improvetime to remove shade membraneVSAvoidease of removal process
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The tension release system is pre-configured within the support structure, with the threaded member and coupling mechanism already in place. When rapid removal is needed due to severe weather, the coupling mechanism can be quickly actuated along its defined path to release tension immediately, eliminating the need for preliminary tensioning adjustments or specialized removal tools.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If manual tensioning methods are used without controlled release mechanisms, then installation can be performed with simple tools, but uneven tension application can damage the shade membrane or support structures

Engineering Contradiction:
Improveuniformity of tension applicationVSAvoidcomplexity of tension control system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The coupling mechanism acts as an intermediary between the threaded member and the shade membrane, providing a controlled interface for tension application and release. As the coupling mechanism moves along the defined path within the support structure, it distributes tension uniformly across the membrane attachment points, preventing localized stress concentrations that could cause damage while maintaining a relatively simple overall system design.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Facilitates efficient and controlled attachment and detachment of shade membranes, reducing the risk of damage and requiring fewer installers, while allowing for quick response to severe weather conditions.

Implementation Method 1

a threaded member configured to, when actuated, cause a coupling mechanism to move along an axis defined by the threaded member

Methodology Applied
Scientific EffectThreaded mechanism: Screw

Data Source

PatentUS10731694B2Tension release system
Publication Date: 2020.08.04 LANDSCAPE STRUCTURES INC
  • US10731694B2 patent drawing
  • US10731694B2 patent drawing
  • US10731694B2 patent drawing

AI summary

A method of installing a releasable shade membrane to a shade system is presented. The method comprises installing a tension release system within a structural component of the shade system. The tension release system comprises a threaded member configured to, when actuated, cause a coupling mechanism to move along an axis defined by the threaded member. The method also comprises coupling a shade membrane to the coupling mechanism. The method also comprises actuating the threaded member in a first direction, such that the coupling mechanism moves along the axis in a tensioning direction. The tension release system is configured to release applied tension upon actuation of the threaded member in a second direction, causing the coupling mechanism to move along the axis in a release direction. The release direction is substantially the reverse direction of the tensioning direction.