Torsion-Resistant Flat-Profile Shoulder Straps for Slip Dresses

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Solution Overview

Problem

Existing clothing straps, particularly shoulder straps, lack stability and resistance to torsion, often twisting or kinking over time, which can be aesthetically and functionally undesirable.

Innovation Solution

Incorporation of torsion-resistant, flat-profile shoulder straps with strategically placed torsion-stabilizing members on the underside, spaced apart by intervals to reduce twisting, and optionally using grip-enhancing materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If long, slender straps are used for clothing, then comfort and aesthetics are improved, but the straps become twisted or kinked over time

Engineering Contradiction:
ImprovecomfortVSAvoidstrap stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The strap is divided into multiple segments by incorporating torsion-stabilizing members at intervals along its length. These discrete stabilizing elements prevent torsional twisting while maintaining the overall flexibility and comfort of the long strap design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Torsion-stabilizing members are strategically placed at specific locations along the strap rather than making the entire strap rigid. This localized reinforcement prevents twisting at critical points while preserving the strap's flexibility and comfort in other areas.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If straps are made loosely to allow twisting and play, then user preference for torsion is met, but strap stability deteriorates

Engineering Contradiction:
Improvetorsion flexibilityVSAvoidstrap stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The strap design incorporates dynamic characteristics where torsion-stabilizing members allow controlled movement and flexibility while preventing excessive twisting. The strap can adapt to user preferences for torsional play within limits, but maintains stability when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Torsion-stabilizing members are pre-installed along the strap to counteract and prevent twisting before it occurs. These stabilizing elements create resistance to torsional forces, preventing the strap from becoming kinked or twisted during normal use.

Inventive Principle:
Principle #9Preliminary anti-action

3Stability of the object's composition

If straps are fastened tightly to improve fitment, then stability is improved, but comfort and ease of wear deteriorate

Engineering Contradiction:
Improvestrap stabilityVSAvoidcomfort
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The strap is segmented with torsion-stabilizing members that provide localized support without requiring the entire strap to be tightly fastened. This allows the strap to maintain stability through its structural composition rather than relying solely on tight fastening.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The physical parameters of the strap are modified by incorporating torsion-stabilizing members with specific spacing and dimensions. This changes the strap's mechanical properties to provide stability inherently, reducing the need for tight fastening and improving comfort.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250275597A1Torsion-Resistant Support Straps for Slip Dresses and other Clothing
Publication Date: 2025.09.04 DANA- CO LLC
  • US20250275597A1 patent drawing
  • US20250275597A1 patent drawing
  • US20250275597A1 patent drawing

AI summary

New forms of stabilized support straps for clothing, and methods for their use, are provided. In some embodiments, a new form of torsion-resistant, flat-profile strap is provided. Such a torsion-resistant, flat-profile shoulder strap is provided for women's dresses, including a set of torsion-stabilizing members, placed in a pattern, and spaced apart by intervals having torsion-reducing effects. In some embodiments, such torsion-stabilizing members include a torsion-resistant shape which, in combination with the pattern in which they are placed on the underside of the strap, substantially prevents twisting of the strap. In some embodiments, aspects of the present application are applied in the context of long dresses, such as slip dresses. However, as will be apparent to those of skill in the art, aspects of the present inventions are more widely applicable, to other types of clothing straps and even support straps used in other contexts (e.g., luggage).