Bed Sheet Corner Straps for Secure Mattress Retention

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Solution Overview

Problem

Bedclothes, such as sheets, tend to loosen or become detached from the mattress, especially when used by restless sleepers, as existing methods like tucking them between the mattress and box spring are not effective in securing them in place.

Innovation Solution

A system featuring a bottom sheet with strategically placed straps that connect diagonally opposite corners, allowing the straps to fold back and connect to themselves, preventing the sheet from loosening, and optionally including a top sheet with similar straps to secure it to the mattress.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sheets are tucked between mattress and box spring, then sheets are initially secured, but sheets loosen or become detached during use

Engineering Contradiction:

Improvesheet retentionVSAvoidduration of sheet security

Core Design Contradiction:

ReliabilityVSDuration of action of moving object

Solution Approach 1:

The sheet system is segmented into multiple functional components: the sheet itself, corner straps with apertures, and connection mechanisms. This segmentation allows the sheet to be secured at multiple discrete points (corners) rather than relying on a single tucking method, preventing loosening during use

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The corner straps are pre-attached to the sheet corners, and the apertures are pre-positioned to align with the mattress corners. This preliminary configuration enables quick and secure attachment before use, ensuring the sheet remains fixed throughout the duration of use without loosening

Inventive Principle:

Principle #10Preliminary action

2Reliability

If straps are added to connect corners, then sheet security is improved, but device complexity increases

Engineering Contradiction:

Improvesheet retentionVSAvoidsystem structure

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The corner straps are merged with the sheet by permanently connecting them to the sheet corners. This integration reduces the number of separate components and simplifies the overall system, while still providing secure corner-to-corner attachment to prevent sheet loosening

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The corner straps are designed to fold back and connect to themselves through the apertures, creating self-contained securing mechanisms at each corner. This self-service design eliminates the need for additional external fasteners or complex assembly procedures

Inventive Principle:

Principle #25Self-service

Data Source

PatentUS9918572B1System for securing bedclothes to a mattress and method

Publication Date: 2018.03.20 BERNICK DEBORA RACHELLE MAKI

AI summary

A system for securing bedclothes to a mattress includes a bottom sheet which is shaped and dimensioned to fit over the top surface of the mattress. The bottom sheet has four corners which include a first corner and a diagonally opposite second corner, and a third corner and a diagonally opposite fourth corner. The second corner has a second corner aperture, and the fourth corner has a fourth corner aperture. A first strap is shaped and dimensioned to connect the first corner to the second corner. The first strap has a first end which is permanently connected to the first corner, and a second end which is configured to pass through the second corner aperture and fold back and connect to itself. A second strap is shaped and dimensioned to connect the third corner to the fourth corner. The second strap has a first end which is permanently connected to the third corner, and a second end which is configured to pass through the fourth corner aperture and fold back and connect to itself. In an embodiment, a top sheet is also connectable to the second corner and the fourth corner.