Enhanced Kitchen Appliance Positioning System

Publication ID: 24-11857118_0001_PTD
Published: November 07, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Kitchen Appliance Positioning System,” Published Technical Disclosure No. 24-11857118_0001_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857118_0001_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,118.

Summary of the Inventive Concept

An improved base unit for kitchen appliances, featuring self-leveling, sensor-assisted, and redundant mechanisms to ensure efficient, safe, and continuous positioning of kitchen appliances on working surfaces.

Background and Problem Solved

The original patent disclosed a base unit for kitchen appliances with a device for positioning the appliance on a working surface. However, the prior art device had limitations, such as the potential for instability and damage during displacement, and the need for manual adjustments. The new inventive concept addresses these limitations by introducing innovative features that enhance the positioning process.

Detailed Description of the Inventive Concept

The enhanced kitchen appliance positioning system comprises a device with a self-leveling mechanism to maintain the appliance's stability during displacement. Additionally, the device includes a sensor system to detect the appliance's weight and adjust the displacement element's speed accordingly. The displacement element itself features a retractable foot unit to minimize the risk of damage. Furthermore, the adjustment element incorporates a redundant gear mechanism to prevent mechanical failure. The system can be operated using a method that automatically adjusts the displacement element's position based on the appliance's dimensions and weight, ensuring optimal positioning.

Novelty and Inventive Step

The new inventive concept's novelty lies in the combination of self-leveling, sensor-assisted, and redundant mechanisms, which provide a significant improvement over the original patent. The inventive step is the integration of these features to create a more efficient, safe, and reliable kitchen appliance positioning system.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include different types of sensor systems, such as optical or pressure sensors, or various redundant mechanisms, like duplicate gear trains or backup power sources. Additionally, the system could be adapted for use with different types of kitchen appliances or working surfaces.

Potential Commercial Applications and Market

The enhanced kitchen appliance positioning system has significant commercial potential in the kitchen appliance manufacturing industry, particularly for high-end or commercial-grade appliances. The target market includes professional chefs, restaurants, and households with high-end kitchen appliances.

CPC Classifications

SectionClassGroup
A A47 A47J47/16
F F16 F16M11/045
F F16 F16M11/046
F F16 F16M11/08
F F16 F16M11/18

Field of Art

Mechanical engineering for kitchen appliance positioning systems, focusing on movable base units with displacement mechanisms for kitchen equipment. Requires expertise in mechanical design, precision positioning, and mechanical actuation systems

Person of Ordinary Skill (PHOSITA) Profile

A mechanical engineer with 3-5 years experience in appliance design, familiar with mechanical positioning systems, gear mechanisms, and industrial design principles for kitchen equipment

Obviousness Rationale

A person having ordinary skill would recognize that the PTD's enhancements represent predictable variations of the source patent's core positioning mechanism. The additional features like self-leveling, sensor-assisted speed control, and redundant gear mechanisms are logical extensions of the original patent's displacement device concept. These improvements represent standard engineering problem-solving approaches to enhance reliability and functionality of mechanical positioning systems.

Obvious Combinations & Variations

Source Patent Element
Displacement element for moving kitchen appliances on working surfaces
PTD Variation
Adding sensor system to detect appliance weight and dynamically adjust displacement speed
Obviousness Reasoning
Adaptive speed control is a known technique in mechanical systems, representing a predictable optimization of the original positioning mechanism
Source Patent Element
Base unit with linear drive and gear mechanism for positioning
PTD Variation
Implementing redundant gear mechanism to prevent mechanical failure
Obviousness Reasoning
Redundancy in mechanical systems is a standard reliability engineering approach, representing a finite and predictable solution to potential mechanical failure modes
Source Patent Element
Device for positioning kitchen appliances
PTD Variation
Incorporating self-leveling mechanism to maintain appliance stability during displacement
Obviousness Reasoning
Stability enhancement represents a logical design improvement using known mechanical stabilization techniques
Source Patent Element
Displacement element with rolling or sliding capabilities
PTD Variation
Adding retractable foot unit to minimize potential damage during appliance movement
Obviousness Reasoning
Protective mechanisms are standard design considerations in mechanical positioning systems, representing a predictable safety enhancement
Source Patent Element
Method of positioning kitchen appliances
PTD Variation
Automatic position adjustment based on appliance dimensions and weight
Obviousness Reasoning
Automated positioning represents a standard engineering approach to improving system flexibility and user convenience
35 U.S.C. § 103 Summary: Based on US Patent 11857118, the present technical disclosure demonstrates that the claimed variations in kitchen appliance positioning systems would have been obvious to a person having ordinary skill in the art at the time of invention. The disclosed enhancements represent predictable combinations of known mechanical design techniques, applying standard engineering problem-solving approaches to improve positioning system reliability, safety, and functionality.

Original Patent Information

Patent NumberUS 11,857,118
TitleDevice for positioning a kitchen appliance, base unit including the device, and method of using the base unit
Assignee(s)Vorwerk & Co. Interholding GmbH