Sink Insert Plate Lifting Device Through Base Wall

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Solution Overview

Problem

Existing sinks with integrated basins and insert plates are limited by a fixed base configuration, restricting the insert plate's position and usability, as the plate can only be positioned at one height level and requires manual adjustment by the user.

Innovation Solution

A sink with a separate insert plate and a lifting device that allows for continuous vertical adjustment, secured to the basin's base wall through a mechanically stable mechanism, enabling the insert plate to be positioned at various heights without manual intervention, while minimizing space usage and reducing noise through acoustic decoupling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If an integrated base configuration is used to support the insert plate, then the insert plate can be positioned at a fixed height, but the receiving area is restricted and the plate cannot be adjusted to different height levels

Engineering Contradiction:
Improveheight adjustment capabilityVSAvoidreceiving area
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The lifting device is divided into separate components: a lifting unit with motor that can be positioned independently on the base wall, and a separate insert plate. This segmentation allows the lifting mechanism to be located outside the receiving area while still providing height adjustment functionality, thus resolving the contradiction between adaptability and receiving area size.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lifting device is positioned in the third dimension (vertically) by extending through the base wall, allowing the motor and control components to be located below the receiving area level. This dimensional relocation enables height adjustment capability without occupying horizontal space within the receiving area, thereby maintaining both adaptability and maximum receiving area.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the lifting device is positioned inside the receiving area, then it can provide height adjustment, but the receiving area is restricted and accessibility is reduced

Engineering Contradiction:
Improvevertical position adjustmentVSAvoidaccessibility
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

Instead of positioning the lifting device above the base wall where it would obstruct the receiving area, the invention inverts the arrangement by positioning the motor and control components below the base wall. The lifting mechanism extends upward through the base wall to reach the insert plate, providing both height adjustment and unobstructed accessibility to the receiving area.

Inventive Principle:
Principle #13The other way round (Inversion)

3Reliability

If a secure mounting mechanism is used for the lifting device, then stability is improved, but device complexity increases

Engineering Contradiction:
Improvemounting stabilityVSAvoidsecuring mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The securing mechanism is merged with the base wall structure itself. The lifting device utilizes the base wall as both a structural support and mounting surface, with securing elements that integrate into the base wall's existing architecture. This merging approach provides reliable mounting stability without adding separate complex securing mechanisms, thereby resolving the contradiction between reliability and device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11939753B2Sink with lifting device which extends through the base wall of the basin for an insert plate
Publication Date: 2024.03.26 BOSCH SIEMENS HAUSGERATE GMBH
  • US11939753B2 patent drawing
  • US11939753B2 patent drawing
  • US11939753B2 patent drawing

AI summary

A sink includes a basin including a base wall and lateral walls adjoining the base wall, with the basin including a receiving area delimited by the base wall and the lateral walls. An insert plate separate from the basin is inserted into the receiving area and moveable by a lifting device relative to the basin. The lifting device extends into the base wall through an opening such that the lifting device is arranged on both sides of the base wall. A securing device secures the lifting device to the base wall.