Cooking Vessel Handle Fixture With Thermal-Break Attachment
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing handle fastening devices for cooking vessels allow unintentional unlocking and heat transfer between metal handles and vessels, leading to unsafe handling during prolonged cooking times.
Innovation Solution
A handle attachment system utilizing point and/or line contact between the handle and the cooking vessel, featuring a resilient latching element and an adapter element made of plastic or silicone, which minimizes thermal bridges and heat transfer, while maintaining a secure attachment via spot welds and a cover element for aesthetic continuity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a metal handle is attached to a metal cooking vessel using conventional fastening devices, then the handle provides structural strength and durability, but the handle overheats during prolonged cooking times making it unsafe to touch
Solution Approach 1:
The patent introduces an intermediary component (adapter element or thermal barrier) between the metal handle and the cooking vessel. This intermediary layer acts as a thermal insulator that blocks heat transfer from the hot vessel to the handle, while still allowing mechanical attachment to function. The intermediary element resolves the contradiction by providing thermal protection without compromising the structural connection.
Solution Approach 2:
The handle attachment system is divided into separate functional components: a first attachment element for mechanical fastening and a second attachment element (or adapter) for thermal insulation. This segmentation allows each component to optimize its specific function - one for strength and one for thermal protection - thereby resolving the contradiction between structural integrity and thermal safety.
2Weight of moving object
If a metal handle is used for weight reduction, then the cooking vessel becomes lighter and easier to handle, but the handle cannot be touched safely during extended cooking periods
Solution Approach 1:
The patent introduces an intermediary component (adapter element or thermal barrier) between the metal handle and the cooking vessel. This intermediary layer acts as a thermal insulator that blocks heat transfer from the hot vessel to the handle, while still allowing mechanical attachment to function. The intermediary element resolves the contradiction by providing thermal protection without compromising the structural connection.
Solution Approach 2:
The handle attachment system employs composite material construction, combining metal components (for strength and light weight) with thermal insulating materials (such as plastic adapters or coating layers). This composite approach allows the handle to maintain its lightweight metal structure while the insulating layer prevents heat transfer, thereby resolving the contradiction between weight reduction and operational safety.
3Temperature
If point and line contact is used instead of surface contact, then heat transfer between vessel and handle is minimized, but the attachment mechanism becomes more complex
Solution Approach 1:
The attachment mechanism is segmented into distinct functional elements: a first attachment element for mechanical fastening and a second attachment element (adapter) for thermal insulation. This segmentation allows the thermal protection function to be added without fundamentally redesigning the entire attachment mechanism, thereby limiting the increase in complexity while achieving heat transfer reduction.
Solution Approach 2:
The adapter element serves multiple functions simultaneously: it provides thermal insulation to reduce heat transfer, maintains the mechanical attachment connection, and may provide structural support. This multi-functionality allows heat transfer reduction to be achieved without proportionally increasing device complexity, as a single component accomplishes multiple objectives.
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 safe handling of metallic handles during extended cooking periods without excessive heating, reducing the risk of burns and providing a cost-effective, adaptable solution.
Implementation Method 1
the holding element has a resilient latching element which, when the handle is attached to the cooking vessel, engages behind a holding head of the holding device on the handle side
Implementation Method 2
an adapter element that catches over the holding element can be provided, which has a through-opening for the holding head on the handle side and which, when the handle is attached to the cooking vessel, conceals the actual handle attachment
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The present invention relates to a handle fixture device (1) for attaching a handle (2) to a cooking vessel (3) or the like, such as a cooking pot, or a frying pan, having a retaining element (4) that is preferably attached to the cooking vessel (3) in a non-detachable manner. For this purpose it is essential to the invention that an exclusively point and/or line-shaped contact is provided between the retaining element (4) on one side and the retaining device (7) on the handle side.