Merchandiser including accessible canopy

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Solution Overview

Problem

Existing merchandisers have electrical components and wiring positioned close to the support surface, making access difficult for technicians, requiring them to lie prone for servicing.

Innovation Solution

A refrigerated merchandiser with a canopy that includes a movable panel defining aesthetic fascia, which can pivot between closed and open positions to provide access to the electrical raceway, allowing for easier servicing without the need for prone positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If electrical components and wiring are positioned close to the support surface, then the merchandiser structure is compact and simple, but access for servicing becomes difficult requiring technicians to lie prone

Engineering Contradiction:
Improvemerchandiser structureVSAvoidaccess for servicing
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The canopy is segmented into a fixed portion and a movable panel portion. The movable panel can be opened independently to provide access to electrical components while the rest of the canopy remains closed and intact, resolving the contradiction between structural simplicity and serviceability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The panel is made movable relative to the fixed canopy structure through hinges or pivots. This dynamic element allows the panel to open for servicing and close for a compact appearance, eliminating the need for technicians to lie prone while maintaining structural simplicity.

Inventive Principle:
Principle #15Dynamics

2Ease of repair

If a movable panel is added to provide access to electrical components, then serviceability is improved, but the canopy structure becomes more complex

Engineering Contradiction:
Improveaccess to electrical componentsVSAvoidcanopy structure
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The canopy is divided into a fixed main body and a separate movable panel. This segmentation allows the panel to be independently operated for servicing without affecting the overall canopy structure, minimizing the increase in complexity while maximizing ease of repair.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The movable panel serves multiple functions: it provides access to electrical components for servicing, maintains the aesthetic appearance when closed, and integrates with the existing canopy structure. This multi-functionality justifies the added complexity by delivering multiple benefits from a single structural modification.

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

Data Source

PatentUS9541326B2Merchandiser including accessible canopy
Publication Date: 2017.01.10 HUSSMANN CORP
  • US9541326B2 patent drawing
  • US9541326B2 patent drawing
  • US9541326B2 patent drawing

AI summary

A refrigerated merchandiser including a case defining a product display area. The case includes a canopy defining an electrical raceway, and a panel that defines aesthetic fascia for the canopy. The panel is coupled to the canopy and movable between a first position enclosing the electrical raceway and a second position providing access to the electrical raceway. The panel is cantilevered outward from adjacent a front of the canopy in the second position.