Adjustable Bed End Board Mounting for Universal Height Adjustment

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Solution Overview

Problem

Existing adjustable bed systems face inefficiencies during delivery and assembly due to the requirement for identical headboards and footboards, leading to increased operational costs and customer dissatisfaction when improper end boards are delivered.

Innovation Solution

A universal adjustable bed system with independent height adjustment mechanisms on each end board, allowing for the use of either identical or different end boards, and a drive shaft that can adjust in length to accommodate various configurations, ensuring uniform height adjustment and compatibility with different end board designs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If transition boxes are arranged on end boards facing each other with drive shaft connection, then height adjustment function is achieved, but delivery and assembly inefficiencies occur when improper end boards are delivered

Engineering Contradiction:
Improveheight adjustment functionVSAvoiddelivery and assembly efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The mounting members are designed with universal compatibility to accept transition boxes regardless of whether the end board is a headboard or footboard. The mounting structure allows the transition box to be properly installed and oriented on any end board type, making the height adjustment system universally applicable and eliminating delivery/assembly inefficiencies.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The mounting members incorporate asymmetric orientation features that automatically accommodate the different orientations required for headboards versus footboards. The mounting structure includes adjustable or multi-orientation capabilities that allow proper alignment of the transition box with the drive shaft connection regardless of the end board type installed.

Inventive Principle:
Principle #4Asymmetry

2Ease of manufacture

If identical headboards and footboards are used, then manufacturing costs are reduced and delivery issues are eliminated, but compatibility with existing systems is lost

Engineering Contradiction:
Improvemanufacturing costVSAvoidsystem compatibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The mounting members are designed to universally accommodate different end board types (headboards and footboards) while maintaining compatibility with existing transition box and drive shaft systems. This universal mounting design allows the system to work with both identical and different end board configurations, preserving adaptability while enabling manufacturing efficiencies.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of manufacture

If drive shaft length is fixed, then manufacturing is simplified, but accommodation of various bed frame configurations is limited

Engineering Contradiction:
Improvedrive shaft manufacturingVSAvoidbed frame configuration compatibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The drive shaft is designed with adjustable length capability, allowing it to be dynamically modified to accommodate different bed frame configurations. This may include telescoping sections, adjustable couplings, or modular segments that enable the drive shaft to be configured for various distances between end boards while maintaining structural integrity and functional performance.

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

The system reduces assembly issues and operational costs by allowing the use of various end board configurations, ensuring proper function regardless of whether identical or different end boards are used, and provides flexible adjustment to accommodate different bed frame designs.

Implementation Method 1

The transition boxes include internal gearing mechanisms, and are connected to drive screws extending vertically through the end boards such that upon actuation of the transition boxes, the drive screws rotate to either raise or lower the bed frame

Methodology Applied
Scientific EffectGearing mechanism: Gear

Implementation Method 2

The transition boxes include internal gearing mechanisms, and are connected to drive screws extending vertically through the end boards such that upon actuation of the transition boxes, the drive screws rotate to either raise or lower the bed frame

Methodology Applied
Scientific EffectScrew mechanism: Screw

Data Source

PatentUS8819878B2Universal bed system
Publication Date: 2014.09.02 MEDICAL DEPOT INC
  • US8819878B2 patent drawing
  • US8819878B2 patent drawing
  • US8819878B2 patent drawing

AI summary

An adjustable bed system includes first and second end boards. A first height adjustment mechanism is secured to the first end board via a first mounting member and a second height adjustment mechanism is secured to the second end board via a second mounting member. The second height adjustment mechanism is independent of the first height adjustment mechanism. An external housing member is engagable with one of the first and second mounting members. A transition box is operatively engagable with one of the first and second height adjustment mechanisms. The transition box is positioned within the external housing such that the transition box is substantially inhibited from rotation during height adjustment of the bed system. A drive shaft interconnects the transition box, at a first end thereof, and the other of the first and second height adjustment mechanisms, at a second end thereof.