Lifting multifunctional air fryer

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Solution Overview

Problem

Existing multifunctional air fryers can only grill one side of ingredients and cannot cook different ingredients simultaneously, limiting cooking efficiency and versatility.

Innovation Solution

A lifting multifunctional air fryer with a cookware system comprising a frying basket and frying pan, a machine body with separate cooking chambers, and a lifting drive component that adjusts the height of a heating element to accommodate different ingredient thicknesses, allowing simultaneous frying and grilling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed heating element is used in the air fryer, then the structure is simple, but it cannot accommodate ingredients of different thicknesses

Engineering Contradiction:
Improveadaptability to different ingredient thicknessesVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The heating element is made movable through a lifting drive component that enables it to adjust its height dynamically. This allows the heating element to adapt to ingredients of different thicknesses by moving vertically, transforming a static structure into a dynamic one that can accommodate varying cooking needs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The heating system is divided into multiple independent heating elements (first heating element and second heating element) that can be adjusted independently. This segmentation allows each heating element to be positioned separately to match the thickness of different ingredients, providing greater versatility.

Inventive Principle:
Principle #1Segmentation

2Productivity

If only one cooking chamber is used, then the device structure is simple, but different ingredients cannot be cooked simultaneously

Engineering Contradiction:
Improvecooking efficiencyVSAvoidcooking chamber structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The cooking system is segmented into multiple independent cooking chambers (first cooking chamber and second cooking chamber), each capable of holding different cookware and cooking different ingredients simultaneously. This segmentation enables parallel cooking operations, significantly improving productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each cooking chamber is designed with universal functionality, accommodating various types of cookware (frying baskets, frying pans) and supporting multiple cooking methods (air frying, deep frying, grilling). This multi-functionality allows different ingredients to be prepared simultaneously in different chambers.

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

3Productivity

If a single heating element is used, then the device is simple, but both sides of ingredients cannot be cooked simultaneously

Engineering Contradiction:
Improvecooking efficiencyVSAvoidheating element configuration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The heating system is divided into multiple heating elements positioned at different locations and orientations (first heating element above the second cooking chamber, second heating element below the second cooking chamber). This segmentation enables simultaneous heating of both sides of ingredients, doubling the cooking capacity for certain operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The heating arrangement extends into the vertical dimension with heating elements positioned both above and below the cooking chamber. This three-dimensional heating configuration allows simultaneous heating from multiple directions, enabling efficient double-sided cooking without requiring complex lateral mechanisms.

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

4Ease of operation

If the heating element height is fixed, then the device structure is simple, but it cannot match the height of ingredients

Engineering Contradiction:
Improvecooking adaptabilityVSAvoidlifting mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The heating element's height is transformed from a fixed parameter to a dynamic one through the lifting drive component. This mechanism allows the heating element to move vertically and adjust its position to match the height of different ingredients, greatly improving cooking adaptability and ease of operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The lifting drive component is designed to automatically adjust the heating element's height to match the ingredient thickness, reducing the need for manual intervention. The system essentially adjusts itself to accommodate different cooking scenarios, making operation simpler for the user.

Inventive Principle:
Principle #25Self-service

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

Enables efficient and versatile cooking by allowing simultaneous frying and grilling of different ingredients, enhancing user experience and cooking efficiency.

Implementation Method 1

a first heating element is provided above the second cooking chamber, a second heating element is provided below the second cooking chamber, and the first heating element and the second heating element are both connected to the frying pan

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

a lower body, which is equipped with a lower thermal-radiation heating component inside

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Implementation Method 3

an air frying module is provided above the first cooking chamber, the air frying module communicates with the inner chamber of the frying basket

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS12616335B2Lifting multifunctional air fryer
Publication Date: 2026.05.05 NINGBO CARELINE ELECTRIC APPLIANCE CO LTD
  • US12616335B2 patent drawing
  • US12616335B2 patent drawing
  • US12616335B2 patent drawing

AI summary

Provided is lifting multifunctional air fryer, including machine body, cookware and lifting drive component, wherein the cookware includes at least frying basket and frying pan, and the machine body includes machine head, base, and side plate arranged between the machine head and the base, to define first cooking chamber for accommodating the frying basket and second cooking chamber for accommodating the frying pan. Air frying module is arranged above the first cooking chamber, and the air frying module communicates the inner chamber of frying basket; first heating element is arranged above the second cooking chamber, and second heating element is arranged below, both of them are connected to the frying pan; the first heating element is driven by the lifting drive component to lift, so that the height between the first heating element and the second heating element is adapted to that of ingredients on the frying pan.