Pan Handle Drain Channel for Spill-Free Cooking Liquid Drainage

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Solution Overview

Problem

Existing cooking pan designs are cumbersome and prone to spills when attempting to drain cooking liquids, as they require manual manipulation of both the pan and cover to direct liquids over the rim, often resulting in incomplete drainage or food loss.

Innovation Solution

A cooking pan with a drain opening in the side wall and a hollow drain channel within the handle allows liquids to exit through the handle without spilling, eliminating the need for manual tilting and covering, and includes optional features like drainage channels, a control valve, and a pan handle pivot for controlled drainage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If the pan is tilted to drain cooking liquid over the rim, then the cooking liquid can be drained, but the food being cooked may spill or fall from the pan

Engineering Contradiction:
Improvecooking liquid drainageVSAvoidfood retention
Core Design Contradiction:
Loss of substanceVSReliability

Solution Approach 1:

The invention separates the drainage function from the food containment function by creating a dedicated drain opening and channel in the pan handle. The drain opening allows cooking liquid to be drained separately through the handle, while the food remains contained in the pan body, eliminating the need to tilt the pan and the risk of food spilling.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The drain channel in the handle acts as an intermediary structure that provides a controlled path for cooking liquid to exit the pan. This intermediate drainage path allows liquid removal without requiring the pan to be tilted, thereby maintaining food containment while achieving drainage.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a pan cover is held against the pan while tilting to drain, then food can be retained, but the operation becomes cumbersome and error-prone

Engineering Contradiction:
Improvefood retentionVSAvoiddrainage operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The pan handle with integrated drain channel serves itself by providing the drainage function directly through its structure. The handle contains the drain opening and channel that automatically guide cooking liquid from the pan body to the exterior, eliminating the need for manual coordination of pan tilting and cover holding.

Inventive Principle:
Principle #25Self-service

3Loss of substance

If spouts are added to the pan to drain liquid, then drainage is improved, but the device complexity increases and food spillage risk remains

Engineering Contradiction:
Improvecooking liquid drainageVSAvoidpan structure
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

The pan handle is given multiple functions: it serves as the traditional handle for holding and maneuvering the pan, and simultaneously contains the drain opening and channel for cooking liquid drainage. This multi-functionality adds drainage capability without requiring separate spout structures or increasing overall device complexity.

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

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 secure drainage of cooking liquids without spilling food, allowing for one-handed operation and customizable drainage options, enhancing cooking control and reducing the risk of spills.

Implementation Method 1

a hollow drain channel enclosing the drain opening and running from proximate the drain opening to a drain exit proximate a distal end of the pan handle

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS9138101B2Cooking pan apparatus and system with integral cooking liquid drain, and method of use
Publication Date: 2015.09.22 PALMER DOUGLAS
  • US9138101B2 patent drawing
  • US9138101B2 patent drawing
  • US9138101B2 patent drawing

AI summary

A cooking pan apparatus, system, and method of use, comprising: a drain opening in a side wall of the pan; and a pan handle attached to the side wall, comprising a hollow drain channel enclosing the drain opening and running from proximate the drain opening to a drain exit proximate a distal end of the pan handle.