Conveyor Tunnel Oven Auxiliary Panel with Interlocking Hooks

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Solution Overview

Problem

Conveyor tunnel ovens with attachable and detachable front panels pose a risk of skin burning due to high temperatures, and existing protective auxiliary panels are difficult to attach and detach, interfering with access to underlying fasteners.

Innovation Solution

A specially configured burn-protecting auxiliary panel with interlocking hooks that align with the oven's front panel securing fasteners, using 'L' hooks for secure attachment and 'J' hooks for easy handling and heat insulation, creating a cooler surface to prevent burns.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If protective auxiliary panels are attached to the oven, then operator skin burning is prevented, but attachment and detachment become difficult and access to underlying fasteners is interfered with

Engineering Contradiction:
Improveskin burning riskVSAvoidpanel attachment and detachment
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent introduces an intermediary mechanism (the specially configured auxiliary panel with interlocking hooks) that mediates between the protective function and the ease of operation. The hooks engage with the fasteners without interfering with their function, allowing the auxiliary panel to be attached and detached easily while still providing protection.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The auxiliary panel is segmented into functional components: the main panel body for protection and the interlocking hooks for attachment. This segmentation allows each component to perform its specific function independently, with the hooks designed to interface with the fasteners without blocking access to them.

Inventive Principle:
Principle #1Segmentation

2Temperature

If auxiliary panels are positioned forwardly overlying the removable front panel, then heat insulation is provided, but mechanical interference with fastener access occurs

Engineering Contradiction:
Improvepanel surface temperatureVSAvoidfastener access mechanism
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The auxiliary panel applies local quality by providing heat insulation only where needed (forwardly overlying the front panel) while leaving other areas accessible. The interlocking hooks are positioned and configured to engage fasteners locally without creating widespread mechanical interference, maintaining both thermal protection and operational simplicity.

Inventive Principle:
Principle #3Local quality

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

The solution allows for easy and secure attachment and detachment of panels while maintaining a heat-insulating air gap, preventing operator skin burns and facilitating safe operation by keeping the auxiliary panel cooler than the front panel.

Implementation Method 1

such auxiliary panels define protective and insulating air gaps

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 2

a specially configured series of interlocking hooks which function consonantly with the oven's front panel securing fasteners

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS11147277B2Conveyor tunnel oven
Publication Date: 2021.10.19 WOLFE ELECTRIC
  • US11147277B2 patent drawing
  • US11147277B2 patent drawing
  • US11147277B2 patent drawing

AI summary

A conveyor tunnel oven incorporating forwardly opening baking case having a rear wall, a longitudinal wall, an oppositely longitudinal wall, an upper wall and a lower wall, the case being further opened by a longitudinal food passage port and an oppositely longitudinal food passage port; a continuous loop conveyor within the baking case, the conveyor extending to the longitudinal and oppositely longitudinal food passage ports; a panel having a forward surface, the panel being fitted for closing the baking case's forward opening; a pair of “L” hooks, each “L” hook including a helically threaded stem and a foot, the hooks positioning the panel over the baking case's forward opening; and a “J” hook having a stem and a tail, the tail having a distal end and a throat engaging the “L” hooks' feet so that the “J” hook's stem overlies the panel's forward surface.