Baking tray assembly

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Solution Overview

Problem

Cooking vessels with solid lids retain moisture, while mesh screens allow vapor escape but obscure the vessel and require removal for draining, posing safety hazards and inefficiencies in managing splattered food and liquids.

Innovation Solution

A baking tray assembly with a removably attached splatter guard and pour spouts that allow excess liquids to be drained without removing the guard, featuring a tray with a base, perimeter wall, and open upper end, where the splatter guard is secured and includes cutouts for pour spouts to facilitate liquid drainage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a mesh screen is used as a lid to block oil and food debris while allowing vapor escape, then splatter is prevented and moisture buildup is reduced, but the entire cooking vessel is obscured and excess liquid cannot be drained without removing the screen

Engineering Contradiction:
Improvesplatter preventionVSAvoiddrainage operation
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The mesh screen is segmented by providing cutouts that define pour spout openings, allowing the screen to be divided into functional zones: a mesh portion for blocking splatter and cutout portions for drainage. This segmentation enables the screen to perform multiple functions simultaneously without requiring removal.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mesh screen is designed to perform multiple functions: blocking oil and food debris, allowing vapor escape, and enabling liquid drainage through cutouts. This multi-functionality eliminates the need to remove the screen for drainage operations, as it already incorporates drainage capability while maintaining protective function.

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

2Ease of operation

If the mesh screen is removed to drain excess liquid, then drainage is possible, but the individual may be burned by hot surfaces and splatter is reintroduced

Engineering Contradiction:
Improvedrainage operationVSAvoidburn hazard
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The mesh screen is segmented with cutouts that define pour spout openings, creating dedicated drainage pathways. This allows drainage to occur through the screen structure itself rather than requiring screen removal, eliminating exposure to hot surfaces while maintaining the screen's protective function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pour spouts act as intermediary structures that facilitate liquid drainage while the mesh screen remains in place. The pour spouts provide a safe pathway for liquid removal, mediating between the need for drainage and the need to maintain the protective screen barrier.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Object-affected harmful factors

If a solid lid is used to retain splattered material, then oil and food debris are contained, but moisture is retained and evaporating water condenses and drips back into the food

Engineering Contradiction:
Improvesplatter containmentVSAvoidmoisture content
Core Design Contradiction:
Object-affected harmful factorsVSQuantity of substance

Solution Approach 1:

The mesh screen is a porous material that allows vapor passage while blocking liquid splatter. The porous structure enables water vapor to escape during cooking, preventing condensation and moisture buildup, while the mesh openings are sufficiently small to block oil and food debris splatter.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The screen has different local properties: the mesh portions provide splatter blocking with vapor permeability, while the cutout portions provide liquid drainage. This local differentiation of properties allows the single structure to address both splatter containment and moisture control requirements.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12161260B2Baking tray assembly
Publication Date: 2024.12.10 BURNS CATHERINE B
  • US12161260B2 patent drawing
  • US12161260B2 patent drawing
  • US12161260B2 patent drawing

AI summary

A baking tray assembly includes a tray having a base, a perimeter wall extending upwardly from the base, and an open upper end defining an interior volume. A splatter guard is removably securable to the tray, wherein the splatter guard is configured to cover the open upper end of the tray when secured thereto. At least one pour spout projects upwardly from the perimeter wall of the tray, such that a tip of the pour spout is positioned above an upper edge of the perimeter wall. The splatter guard may include small cut-outs that define a pour spout opening for excess liquid to flow to the pour spout from the interior volume of the tray even when the splatter guard is secured to the tray. The baking tray assembly may include multiple pour spouts to easily drain excess liquids from the tray as needed.