Lid holder

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Solution Overview

Problem

Cooking vessel lids often accumulate condensation when used, leading to staining and mess when removed, and pose a risk of being dropped or causing burns due to their hot external surfaces, especially in settings with limited space where placing them is not feasible.

Innovation Solution

A lid holder with a base plate, upright support elements, a cross member, and holding rods with straight and hooked ends, allowing for secure storage and condensation drainage into the cooking vessel without needing a work surface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the lid is placed on a counter or work surface, then the lid can be stored, but the accumulated condensation may be dislodged onto the work surface causing staining and mess

Engineering Contradiction:
Improvelid storageVSAvoidcondensation dislodgement
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The lid holder serves as an intermediary device between the lid and the work surface. It supports the lid in a suspended position, preventing direct contact between the condensation-bearing lid and the work surface, thereby eliminating the harmful effect of condensation dislodgement while maintaining ease of lid storage

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-generated harmful factors

If the lid is placed upside down on the work surface to avoid condensation dislodgement, then condensation is protected, but the user must grab the hot external surface to return the lid to the cooking vessel

Engineering Contradiction:
Improvecondensation dislodgementVSAvoidburn risk
Core Design Contradiction:
Object-generated harmful factorsVSObject-affected harmful factors

Solution Approach 1:

The lid holder acts as a mediator that supports the lid by its rim or edge rather than requiring the user to handle the hot external surface. The user can safely place or retrieve the lid from the holder without direct contact with the hot cooking surface, eliminating burn risk while maintaining condensation protection

Inventive Principle:
Principle #24Intermediary (Mediator)

3Object-generated harmful factors

If the user continues holding onto the lid upon removal to avoid placing it on a surface, then condensation dislodgement is avoided, but the user is limited to single-hand operation and risks dropping the lid or causing burns

Engineering Contradiction:
Improvecondensation dislodgementVSAvoidhandling safety
Core Design Contradiction:
Object-generated harmful factorsVSEase of operation

Solution Approach 1:

The lid holder provides self-service by automatically supporting and securing the lid after removal from the cooking vessel. The lid is received and held securely by the holder's structure (such as a rim-supporting surface or clamping mechanism), freeing the user's hands completely and eliminating the risks associated with continuous manual holding

Inventive Principle:
Principle #25Self-service

4Productivity

If multiple cooking vessels are set up in limited space, then cooking capacity is increased, but available space for placing lids on work surfaces is reduced

Engineering Contradiction:
Improvecooking capacityVSAvoidwork surface area
Core Design Contradiction:
ProductivityVSArea of stationary object

Solution Approach 1:

The lid holder transitions the lid storage function from the horizontal work surface plane to a vertical dimension by mounting on the cooking vessel itself or adjacent vertical structures. This vertical placement frees up horizontal work surface area while maintaining lid storage capability, enabling increased cooking capacity in limited spaces

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

Data Source

PatentUS11641938B1Lid holder
Publication Date: 2023.05.09 COTTERILL DENNIS
  • US11641938B1 patent drawing
  • US11641938B1 patent drawing
  • US11641938B1 patent drawing

AI summary

An apparatus with a base and support elements to hold the lid of a cooking vessel. The apparatus has an upright support element attached to the base via a base element, and the upright support element is prevented from rotating in relation to the base element by nature of projections on the upright support element and corresponding indentations on the base element. Further, the apparatus has a horizontal cross member affixed to an upper end of the upright support element, and a holding element extends outwardly at an angle therefrom. The holding element has one or more projections which serve to affix the holding element to the horizontal support element, which itself has apertures and indentations that are complementary in geometry to the projections of the holding element.