Anchoring apparatus for bedclothes

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Solution Overview

Problem

Existing bedclothes anchoring devices are bulky, unattractive, require complete removal to release the bed cover, and lack adjustment for user comfort, often necessitating additional straps for securement.

Innovation Solution

A bedclothes anchoring apparatus featuring a base member affixed to the mattress with a clip member that includes a rear grip and hooked portion connected by an over-center pivot mechanism, allowing for adjustable clamping and release, along with a flexible connector for adjustable length and additional clips for securing a bottom sheet.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If an integral clamp extends from beneath the mattress to secure the bed cover, then the bed cover is anchored firmly to the bed, but the device becomes bulky and unattractive when in use

Engineering Contradiction:
Improveanchoring firmnessVSAvoiddevice bulkiness
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The anchoring device is divided into separate components: a base member that remains attached to the mattress and a holding member that attaches to the bed cover. This segmentation allows the device to be less bulky when in use while maintaining anchoring firmness through the connection between components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device incorporates adjustable features including an adjustable clamp member with movable gripping surfaces and an adjustable connector member that can change length. These dynamic elements allow the device to adapt to different bed cover thicknesses and user comfort preferences while maintaining a compact form.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the bed cover is anchored tightly to the bed, then the bed cover is secured in place, but there is no means for adjustment to allow for user comfort

Engineering Contradiction:
Improvebed cover securityVSAvoidadjustability for comfort
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The clamp member includes a first gripping surface and a second gripping surface that can be positioned at different distances from each other, allowing adjustment of the clamping force and position. The connector member also provides adjustability in length and orientation, enabling the device to accommodate various user comfort preferences while maintaining bed cover security.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the clamp is secured at the upper surface of the bed cover, then the bed cover is held in place, but the device must be completely removed to release the bed cover

Engineering Contradiction:
Improvebed cover retentionVSAvoidrelease convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The device separates the anchoring function (base member attached to mattress) from the bed cover attachment function (holding member with clamp). This allows the holding member and bed cover to be easily detached and reattached without removing the entire device from the mattress, improving release convenience while maintaining retention reliability.

Inventive Principle:
Principle #1Segmentation

4Reliability

If additional straps are used to secure the clamps to the bed, then the clamps are firmly attached, but the device complexity increases

Engineering Contradiction:
Improveclamp attachment firmnessVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The base member and connector member are combined into an integrated assembly that attaches to the mattress, eliminating the need for separate straps. The connector member provides both attachment and adjustment functions in a single component, reducing overall device complexity while maintaining attachment firmness.

Inventive Principle:
Principle #5Merging (Combining)

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 apparatus provides secure anchoring of bedclothes without the need for repeated attachment and removal, allows for user-adjustable comfort, and accommodates varying bed cover thicknesses, enhancing usability and comfort.

Implementation Method 1

The spring member may be an extension spring configured to bias said hook portion toward said upper end of said cover member

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

communicably coupled together by means of an over-centre pivot mechanism and configured to be manually operated between a first, open configuration and a second, closed configuration

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Data Source

PatentUS10617219B2Anchoring apparatus for bedclothes
Publication Date: 2020.04.14 ELOWES LIMTED
  • US10617219B2 patent drawing
  • US10617219B2 patent drawing
  • US10617219B2 patent drawing

AI summary

Anchoring apparatus for a bed cover, comprising a base member (10) and a holding member (12, 120), wherein said base member (10) is configured to be affixed to a bed at a lower edge of a mattress (16) and includes a first portion (18) of a clip member, and said holding member (12, 120) comprises a second part of said clip member for enabling said base member (10) and said holding member (12, 120) to be releasably connected together, in use, said holding member further comprising a clamp member for releasably clamping a portion of said bed cover therein.