Bed Sheet Alignment Indicators for Symmetric Mattress Placement

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Solution Overview

Problem

Existing bed sheets and bedding are difficult to align properly on standard mattresses, especially for queen and king-sized beds, due to their size and shape, making it challenging for a single person to ensure correct alignment without frequent adjustments.

Innovation Solution

Integrating alignment indicators, such as printed markings or physical elements, onto bed sheets during manufacturing to guide proper placement on a mattress, including corner and optional side indicators, which can be incorporated into existing screen printing processes or applied to existing sheets, ensuring symmetrical and correct positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If alignment indicators are added to bed sheets, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of alignmentVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Alignment indicators are pre-marked on the bed sheet during manufacturing at specific positions corresponding to mattress corners and edges. This preliminary marking action enables the user to quickly align the sheet without needing to measure or calculate positions during the sheet-changing process, thus improving ease of operation while adding minimal structural complexity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The alignment indicators utilize color contrast or fluorescent markings that are visually distinct from the rest of the bed sheet. These colored indicators are positioned at corners and edges to guide proper alignment, providing a simple visual aid that enhances ease of operation without requiring complex mechanical or electronic systems.

Inventive Principle:
Principle #32Color changes

2Productivity

If alignment indicators are integrated during manufacturing, then productivity is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvesheet changing speedVSAvoidmarker placement accuracy
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The alignment indicators are incorporated into the bed sheet during the manufacturing process itself, rather than being added later. This preliminary integration allows for automated placement using standard manufacturing equipment, improving productivity while the precision requirements are managed through established manufacturing tolerances for printed or embossed features.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The alignment indicators are designed with sufficient size and visual contrast parameters to be easily detectable by users, compensating for any minor variations in placement precision. The indicators are made large enough and sufficiently distinct that small positioning errors during manufacturing do not significantly impact the user's ability to align the sheet correctly.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9980585B2Bed covering with alignment indicators and method of fabrication
Publication Date: 2018.05.29 CARR MYRA J
  • US9980585B2 patent drawing
  • US9980585B2 patent drawing
  • US9980585B2 patent drawing

AI summary

A method of updating existing screen printing or other manufacturing processing in order to generate sheets and other bedding with marking indicators for proper alignment of the covering on a mattress, and the covering as produced. For a top sheet it would be marked along the top edge of the sheet as well as the body of the sheet which contacts the corners of the mattress at the foot of the bed, and for a fitted bottom sheet the markings would occur at each corner of the sheet which is associated with a corner of the mattress. Optional side indicators located between the corner indicators may also be included. The purpose is to provide a quick and easy identifier for locating the corners of the mattress with the sheet so that the sheet is quickly and easily placed symmetrically upon the mattress the first time.