Refrigerated Merchandise Display System

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Solution Overview

Problem

Traditional merchandise display systems, including commercial refrigerators, fail to keep up with design trends and are prone to damage during transportation due to exposed components, and their refrigeration systems lack efficiency in separating hot and cold air streams.

Innovation Solution

A refrigeration compartment cover with a partitioned interior surface to separate air inlet and outlet streams, and a front grille design with a planar and curved surface that conceals air vents, improving thermal efficiency and cooling capacity, while an extended canopy is made detachable for safe transportation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the refrigeration compartment cover includes visible vents for air inlet and outlet, then the refrigeration system can function, but the aesthetic design is compromised and components are exposed to damage during transportation

Engineering Contradiction:
Improveaesthetic designVSAvoidcomponent protection during transport
Core Design Contradiction:
ShapeVSReliability

Solution Approach 1:

The air inlet and outlet vents are extracted from the visible front surface of the refrigeration compartment cover and repositioned to the rear surface. This extraction removes the functional openings from the aesthetic field of view while maintaining their operational function, thereby resolving the contradiction between aesthetic design and functional requirement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The air inlet and outlet vents are nested within the curved surface geometry of the refrigeration compartment cover's rear portion. This nesting integrates the functional openings into the overall shape, protecting them during transport while maintaining aesthetic appearance from the front viewing angle.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Productivity

If the refrigeration compartment cover includes visible vents arranged across the front surface, then air flow is enabled, but the design becomes outdated and fails to meet consumer expectations

Engineering Contradiction:
Improveair flow functionVSAvoiddesign trends
Core Design Contradiction:
ProductivityVSShape

Solution Approach 1:

The air flow function is relocated from the traditional front-dimensional arrangement to the rear dimension of the refrigeration compartment cover. This dimensional shift allows the front surface to maintain a clean, modern aesthetic while the rear surface accommodates the functional vents, thus meeting contemporary design trends without sacrificing productivity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If components extend outward from the surface of the main housing, then functionality is enhanced, but damage during transportation increases

Engineering Contradiction:
Improvefunctional capabilityVSAvoidtransportation durability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The refrigeration compartment cover is segmented into distinct functional zones: a front portion for aesthetic purposes and a rear portion for functional openings. This segmentation allows each zone to be optimized independently - the front for design trends and the rear for functionality - while the overall structure remains compact and transport-resistant.

Inventive Principle:
Principle #1Segmentation

4Device complexity

If the refrigeration system allows mixing of hot and cold air streams, then system complexity is reduced, but thermal efficiency decreases

Engineering Contradiction:
Improvesystem structureVSAvoidthermal efficiency
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

A thermal barrier or partition is introduced as an intermediary element within the refrigeration compartment cover structure to separate the hot air outlet stream from the cold air inlet stream. This intermediary prevents direct mixing of the opposing temperature streams, maintaining thermal efficiency without significantly increasing overall system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enhances thermal efficiency, reduces risk of damage during transport, and maintains design aesthetics by concealing air vents and allowing for improved airflow management.

Implementation Method 1

a partition on an interior surface of the refrigeration compartment cover can isolate inlet & exhaust air to prevent mixing of hot and cold air streams

Methodology Applied
Scientific EffectThermal separation:

Implementation Method 2

improve thermal efficiency of the condenser (heat exchanger) and increase available cooling capacity of the refrigeration system (or heating capacity of the heat-pump system)

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Data Source

PatentUS20170251833A1Refrigerated Merchandise Display System
Publication Date: 2017.09.07 PEPSICO INC
  • US20170251833A1 patent drawing
  • US20170251833A1 patent drawing
  • US20170251833A1 patent drawing

AI summary

A merchandise display system for storing and dispensing merchandise is provided. The merchandise display system includes an outer housing, a transparent front door, a refrigeration unit, and a door that includes an extended canopy. The merchandise display system also includes a front grille for a refrigeration system having, a surface adjacent a curved surface.