Modular Refrigerated Display Case Panels for Easier Service Access

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Solution Overview

Problem

The installation of refrigerated display cases requires significant on-site labor due to the complexity of integrating refrigeration components, plumbing, fans, and controls, which hinders ease of installation and serviceability.

Innovation Solution

A modular refrigerated display case design featuring thermoformed inside back panels with vertically arranged sections that snap fit onto shelf standards, allowing for easy assembly and maintenance, with locking and mounting tabs enabling quick attachment and detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional refrigerated display cases are assembled with integrated refrigeration components, plumbing, fans, and controls, then the structural integrity and functionality are improved, but the installation complexity and on-site labor requirements increase significantly

Engineering Contradiction:
Improvestructural integrityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The display case is divided into modular sections with standardized interfaces. Each module contains pre-assembled refrigeration components that can be independently manufactured and tested, then quickly combined on-site using simple connection mechanisms, reducing installation complexity while maintaining structural integrity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Refrigeration components, plumbing, fans, and controls are pre-assembled and pre-tested within each modular section before delivery to the installation site. This preliminary integration and testing eliminates complex on-site assembly operations while ensuring reliable structural and functional integration

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If refrigerated display cases are designed as modular units, then ease of installation and serviceability are improved, but the structural integrity and sealing performance may deteriorate

Engineering Contradiction:
Improveease of installationVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

Standardized universal connection interfaces are designed to serve multiple functions: mechanical structural support, thermal sealing, and electrical connectivity. This multi-functionality ensures that modular assemblies maintain structural integrity and sealing performance while enabling easy installation and disassembly

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

Solution Approach 2:

Multiple connection functions (structural support, sealing, electrical) are merged into single integrated connection points and interfaces. This consolidation maintains structural integrity and environmental sealing while simplifying the installation process to require fewer separate assembly operations

Inventive Principle:
Principle #5Merging (Combining)

3Stability of the object's composition

If traditional display cases require disassembly of shelves for maintenance, then structural stability is maintained, but serviceability and maintenance time are reduced

Engineering Contradiction:
Improvestructural stabilityVSAvoidserviceability
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The maintenance access system is segmented into independent modules that can be accessed separately from the main structure. Service panels and access points are designed to open or remove without affecting shelf structures or requiring disassembly of stable structural components, enabling maintenance while preserving structural integrity

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9084496B1Refrigerated display case
Publication Date: 2015.07.21 KYSOR WARREN EPTA US CORP
  • US9084496B1 patent drawing
  • US9084496B1 patent drawing
  • US9084496B1 patent drawing

AI summary

A refrigerated display case. The refrigerated display case may include a number of shelf standards and an inside back panel attached to the shelf standards. The inside back panel may include a number of vertically stacked inside back panel sections that are individually removable from the remaining sections.