Adjustable Sheet Suspenders Without Buckle Bulges

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Solution Overview

Problem

Conventional suspenders used to hold sheets and bedding in place often feature unsightly buckles and bulges, which are difficult to operate and detract from the aesthetic appearance, while also being inflexible in adjustment.

Innovation Solution

The use of elongated straps with clips and adjustable mechanisms, such as hook-and-loop fastening systems like Velcro, allows for infinite adjustability without buckles, providing a smooth and secure fit for sheets and bedding, and can be positioned in various configurations under a mattress.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional buckles are used for adjustment, then the straps can be adjusted to different lengths, but the buckles create unsightly bulges and are difficult to operate

Engineering Contradiction:
Improveease of adjustmentVSAvoidsmooth appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The patent removes the traditional buckle mechanism from the suspender strap and replaces it with a snap fastener system. The buckle, which causes bulges and operational difficulty, is extracted and substituted with a cleaner snap-button arrangement that maintains adjustability without compromising appearance or ease of use.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the complex mechanical buckle system with a simpler snap fastener mechanism. This substitution eliminates the need for threading and buckling operations, reducing operational complexity while maintaining the essential function of length adjustment and securing the suspender to the waistband.

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

2Adaptability or versatility

If traditional adjustment mechanisms are used, then the strap length can be modified, but the mechanisms add complexity and create bulges under clothing

Engineering Contradiction:
ImproveadjustabilityVSAvoidcomplexity of adjustment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent extracts the complex adjustment mechanism from the suspender design and replaces it with a simple snap fastener system. This removal of complexity maintains the essential adaptability function while eliminating unnecessary mechanical components that add bulk and operational difficulty.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent changes the adjustment mechanism from a mechanical buckle system to a snap fastener system, altering the operational parameters. This change simplifies the adjustment process while maintaining the ability to modify strap length, thereby preserving adaptability without increasing device complexity.

Inventive Principle:
Principle #35Parameter changes

3Shape

If sheets are held tightly in place, then the bedding maintains a smooth appearance, but conventional suspenders create bulges and bumps

Engineering Contradiction:
Improvesmooth appearance of beddingVSAvoidbulges and bumps from suspender components
Core Design Contradiction:
ShapeVSObject-generated harmful factors

Solution Approach 1:

The patent removes the problematic buckle components from the suspender design, extracting the source of bulges and bumps. By eliminating these protruding elements, the suspender can hold sheets tightly in place while maintaining a smooth appearance without generating harmful visual distortions.

Inventive Principle:
Principle #2Taking out (Extraction)

4Reliability

If clips are used to attach straps, then the sheets can be secured in place, but the clips and adjustment mechanisms create visible bulges

Engineering Contradiction:
Improvesecuring of sheetsVSAvoidsmooth surface under mattress
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The patent extracts the problematic adjustment mechanisms and replaces them with a streamlined snap fastener system. This removal eliminates the sources of visible bulges while preserving the clips' function of securely attaching the straps to hold sheets in place.

Inventive Principle:
Principle #2Taking out (Extraction)

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

The solution ensures sheets and bedding are kept tightly and smoothly in place, eliminating bulges and bumps, while allowing for easy adjustment and comfort, enhancing the aesthetic appeal and usability of suspenders.

Implementation Method 1

The ends of these straps are preferably held in place by hook-and-loop fastening mechanisms, such as Velcro materials.

Methodology Applied
Scientific EffectHook-and-loop fastening: Velcro

Data Source

PatentUS8429773B2Sheet suspenders
Publication Date: 2013.04.30 HERMAN SAL
  • US8429773B2 patent drawing
  • US8429773B2 patent drawing
  • US8429773B2 patent drawing

AI summary

Suspender-type strap members for securing sheets and bedding to mattress and the like. The ends of the strap members have fasteners for securing the strap members to the sheet or bedding. The strap members can also be adjustable.