Active mattress encasement

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Solution Overview

Problem

Existing mattress encasements are difficult to install and remove, require lifting and flipping, do not accommodate varying mattress sizes, and complicate bed making, leading to repetitive strain injuries for housekeeping staff.

Innovation Solution

An active encasement with a top panel, bottom panel, and side panels, featuring an inflatable volume and slick/non-slick surfaces, allowing easy installation, removal, and mattress rotation without lifting, and accommodating various mattress sizes through adjustable straps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional encasements are installed by lifting and flipping the mattress, then the encasement can be properly fitted, but the process becomes extremely difficult and time-consuming due to the heavy weight of the mattress

Engineering Contradiction:
Improveease of installationVSAvoidmattress weight
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The encasement is divided into multiple panels (head panel, foot panel, side panels) that can be independently manipulated and installed. This segmentation allows the encasement to be assembled around the mattress without requiring the mattress to be lifted or flipped, as each panel can be positioned and secured separately.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The encasement panels are pre-configured with zippers and connection mechanisms that allow for easy attachment and detachment. The zippers are positioned and oriented to facilitate installation from the side or end of the bed, enabling housekeeping staff to install encasements without lifting the mattress.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the mattress is lifted for bed making, then sheets can be tucked in, but repetitive strain injuries occur due to the heavy weight and frequency of lifting

Engineering Contradiction:
Improveease of bed makingVSAvoidhousekeeping efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The encasement acts as an intermediary layer between the mattress and the sheets. By providing a smooth, continuous surface that extends from the mattress, the encasement allows sheets to be tucked in without requiring the mattress to be lifted, thus eliminating the repetitive strain on housekeeping staff while maintaining proper bed making standards.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If vinyl encasements are used, then waterproof protection is provided, but they cannot be laundered and become uncomfortable

Engineering Contradiction:
Improvewaterproof protectionVSAvoidcomfort and cleanability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The encasement is constructed with multiple panels that can be separated and laundered independently. This segmentation, combined with zipper closures, allows the encasement to be removed and washed without damaging the waterproof membrane, maintaining both the protective function and the ability to be cleaned and refreshed.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If standard encasements are used, then they provide basic coverage, but they do not accommodate varying mattress sizes and depths

Engineering Contradiction:
Improvemattress size accommodationVSAvoidencasement design complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The encasement incorporates adjustable elements such as extendable side panels and flexible connection mechanisms that allow the encasement to adapt to different mattress depths and sizes. The zippers and panel connections can be positioned at various heights and angles to accommodate king, queen, full, and other mattress sizes without requiring multiple different encasement models.

Inventive Principle:
Principle #15Dynamics

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

Facilitates easy installation and removal of encasements, reduces the need for lifting, and enables mattress rotation and bed making without strain, providing a snug fit for different mattress depths.

Implementation Method 1

an inflatable volume integrated with the bottom panel and adapted to be in contact with the foundation

Methodology Applied
Scientific EffectInflation: Pressurisation

Implementation Method 2

The interior surface of the bottom panel is formed as a slick surface... The slick interior surface of the bottom panel facilitates rotation of the mattress

Methodology Applied
Scientific EffectFriction reduction: Lubrication

Implementation Method 3

The exterior surface of the bottom panel is integrated with an inflatable volume that faces outwardly and is adapted to be in contact with the foundation... The non-slick surface provides a frictional relationship between the exterior surface of the bottom panel of the encasement and the foundation or bed skirt

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20250204697A1Active mattress encasement
Publication Date: 2025.06.26 LEVITATION SCI
  • US20250204697A1 patent drawing
  • US20250204697A1 patent drawing
  • US20250204697A1 patent drawing

AI summary

An active mattress encasement which can be relatively easily installed or removed or rotated over a mattress supported by a foundation is disclosed. The encasement is formed to encapsulate a mattress and may include a top panel, a bottom panel and multiple side panels. One or more of the side panels are zippered together, In one embodiment, the unzippered side panels, i.e. side panels without zippers, fixedly connect the top and bottom portions of the side panels. In another embodiment, an inflatable volume is integrated into the bottom panel. Alternatively, the inflatable volume may be integrated with a separate detachable cover and attached to the bottom panel by conventional means. The top and bottom panels, as well as the side panels may be made from a conventional materials. The underside of the top panel and optionally the inside of the side panels may be coated with a waterproof coating, such as polyurethane (TPU/PU), silicone, and/or urethane to form a waterproof membrane. In accordance with an important aspect of one embodiment of the invention, an interior surface of the bottom panel is formed with a slick surface while the exterior surface of the bottom panel is integrated with an inflatable volume. The inflatable volume faces outwardly and is adapted to be in contact with the foundation or optional bed skirt. In this embodiment, the exterior surface of the bottom panel of the encasement is formed at least partially with a non-slick surface. The non-slick surface provides a frictional relationship between the exterior surface of the bottom panel of the encasement and the foundation or bed skirt while the encasement is being installed or removed over a mattress. The slick interior surface of the bottom panel allows a mattress to be rotated, installed, or removed, once the bottom panel is juxtaposed between the mattress and the foundation in an application in which the encasement is unzipped and the top panel is disposed on the floor adjacent one end of the mattress. Alternatively, a separate detachable cover may be used to allow the mattress to be relatively easily installed or removed or rotated with the encasement fully installed on the mattress. Optional straps may be provided, fixedly attached to the encasement, to allow the encasement to be snugged against the mattress. This enables the encasement to be used with a relatively wide range of mattress sizes and still provide a snug fit.