Curtain Pleating Kit With Stiffener for Precise DIY Pleats

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Solution Overview

Problem

Existing methods for creating pleats in curtains are labor-intensive and limit design flexibility, requiring professional-level processing or advanced machinery, especially when applying pleats to non-pleated curtains.

Innovation Solution

A curtain pleating kit that includes a flexible stiffener, pleat-forming members, and fasteners, allowing users to mark, cut, and secure pleats in a curtain without sewing, enabling easy formation and hanging of pleated curtains using a template and pleat-forming members that engage with the stiffener and curtain fabric.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If professional pre-sewn curtains are used, then manufacturing precision and reliability are improved, but adaptability and ease of manufacture deteriorate

Engineering Contradiction:
Improvepleat formation precisionVSAvoiddesign flexibility
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The pleating system is divided into separate components: a flexible stiffener strip, pleat-forming members (pins), and fasteners. This segmentation allows the curtain to be transformed from a flat fabric to a pleated structure through assembly of discrete elements, enabling both precision pleat formation and design flexibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flexible stiffener is attached to the curtain header in advance, and opening locations are marked beforehand using a template. This preliminary preparation enables precise pleat formation when the pleat-forming members are inserted, while still allowing customization of pleat styles and configurations.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If sewing methods are used to create pleats, then manufacturing precision is improved, but ease of manufacture and productivity deteriorate

Engineering Contradiction:
Improvepleat formation precisionVSAvoidease of pleat application
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The traditional sewing mechanism is replaced with a mechanical insertion system. Pleat-forming members (pins) are inserted through pre-marked openings in the stiffener and curtain fabric, eliminating the need for sewing machines or needlework while maintaining precise pleat formation through the rigid structure of the pins and fasteners.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Manufacturing precision

If professional equipment is used for pre-sewn curtains, then manufacturing precision is improved, but productivity and ease of manufacture deteriorate

Engineering Contradiction:
Improvepleat formation precisionVSAvoidpleat application speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The system enables DIY pleat application without requiring professional equipment or expertise. The template guides opening locations, the flexible stiffener provides structural support, and the pleat-forming members with fasteners allow users to create precise pleats independently, significantly improving productivity by eliminating the need for professional processing.

Inventive Principle:
Principle #25Self-service

4Adaptability or versatility

If manual folding and securing methods are used, then adaptability is improved, but manufacturing precision and stability deteriorate

Engineering Contradiction:
Improvecustomization flexibilityVSAvoidpleat shape stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The flexible stiffener acts as an intermediary element between the curtain fabric and the pleat-forming members. It provides a stable base that maintains pleat shapes while allowing customization, bridging the gap between manual flexibility and structural stability through its rigid yet adaptable properties.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS7730931B2Method and apparatus for producing pleats in curtains and pleated curtains and hanging said curtains using said apparatus
Publication Date: 2010.06.08 STERN MARILYN
  • US7730931B2 patent drawing
  • US7730931B2 patent drawing
  • US7730931B2 patent drawing

AI summary

A method and apparatus, for pleating curtains and pleated curtains using the apparatus, are described. The apparatus may be provided as a parts kit which includes a stiffener, pleat-forming members, and fasteners. The stiffener is attached to a curtain and bent into a series of pleat-shaped formations. The pleat-forming members and fasteners are used to hold the stiffener and support the curtain, forming the created pleats in place. The curtain may then be hung on a curtain rod by a separate hanging element which couples the pleat-forming members to a curtain rod. The hanging element may form an integral part of the pleat-forming member.