Free-Standing Kitchen Worktop with Height and Rotation Adjustment

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Solution Overview

Problem

Existing kitchen designs with a free-standing substructure and rotatable worktop are not space-saving, assembly-friendly, or ergonomically versatile, as they often lack adjustable storage and hinder communication during cooking.

Innovation Solution

A kitchen with a free-standing row of cupboards and a movable, rotatable worktop that can be adjusted in height, allowing for versatile use as a counter or table, and incorporating telescopic legs and a worm drive for stability and ease of movement, along with height-adjustable bench seats and independent supply and disposal lines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the worktop is made rotatable and height-adjustable on a free-standing substructure, then versatility and ergonomics are improved, but space utilization and assembly simplicity deteriorate

Engineering Contradiction:
ImproveversatilityVSAvoidassembly simplicity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The kitchen system is divided into independent modular components: a stationary row of cupboards providing stable storage, and a separate movable worktop assembly with height and rotation adjustment capabilities. This segmentation allows each module to be optimized independently and simplifies assembly by eliminating the need to integrate complex adjustment mechanisms into a monolithic structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The worktop assembly incorporates dynamic adjustment mechanisms including a telescopic support structure for height adjustment and a rotary drive mechanism for rotation. These dynamic elements are isolated to the worktop module rather than the entire kitchen structure, maintaining simplicity while enabling versatility.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the worktop is made height-adjustable and rotatable, then ergonomic versatility is improved, but structural stability deteriorates

Engineering Contradiction:
Improveergonomic versatilityVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The system separates the stable stationary cupboard structure from the adjustable worktop assembly. The stationary cupboards provide a stable base, while the worktop module contains all movement and adjustment mechanisms, isolating instability to a contained, manageable component.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The telescopic support structure incorporates damping elements and friction control mechanisms that prevent sudden movements and vibrations during height adjustment and rotation. These cushioning features are built into the adjustment mechanisms to maintain stability during operation.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of operation

If the worktop is made free-standing and movable, then accessibility and communication are improved, but supply and disposal line management becomes complex

Engineering Contradiction:
ImproveaccessibilityVSAvoidsupply and disposal line management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The supply and disposal lines connecting the movable worktop to the stationary cupboards are designed as flexible hoses or corrugated conduits. These flexible connections allow the worktop to move freely for height adjustment and rotation while maintaining continuous fluid and electrical connections, managing the complexity of utility lines through flexibility rather than rigid routing.

Inventive Principle:
Principle #30Flexible shells and thin films

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 solution provides a space-saving, ergonomically friendly, and communicatively conducive kitchen setup that allows for versatile use and improved working comfort by enabling the worktop to be used at various heights and rotated for different functions, while maintaining stability and privacy.

Implementation Method 1

the rotary drive can be designed as a worm drive provided with a motor, the pinion of which, which is arranged coaxially to the axis of rotation of the worktop, is connected in a rotationally locked manner to a traverse of the slewing ring

Methodology Applied
Scientific EffectWorm drive: Worm Drive

Implementation Method 2

the lifting column forming the substructure is telescoped

Methodology Applied
Scientific EffectTelescopic mechanism:

Data Source

PatentEP3363324B1Kitchen
Publication Date: 2019.08.14 HOLOCHER ELIAS
  • EP3363324B1 patent drawingFigure 1~3
  • EP3363324B1 patent drawingFigure 4~5
  • EP3363324B1 patent drawingFigure 6

AI summary

In a kitchen with a worktop (3) arranged above a row of cupboards (2), in which a cooker (4) with at least one cooking space and a sink (5) with at least one basin are installed, this allows for easy relocation and ergonomic Working method and a space-saving arrangement ensure that the row of cupboards (2) is designed as a free-standing row of cupboards (2) and that the worktop (3) that is free in this respect, by means of a lifting and rotating device built into the row of cupboards (2), is opposite the row of cupboards (2) in is adjustable in the vertical direction and rotatable about a vertical axis (a).