Spray Rack System With Grooved Hanger Mounts

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Solution Overview

Problem

Existing systems for spraying, painting, or coating cabinetry and wood products are inefficient in handling and maneuvering, leading to suboptimal processing and quality in the finishing process.

Innovation Solution

A system comprising a rack with horizontal rails, movable car members, and attachment devices that allow for the secure suspension and rotation of items, facilitating easy movement and positioning for coating, while also enabling the use of workpiece hanger mounts with grooves and tabs for stable hanging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional spraying systems are used, then coating application can be performed, but handling and maneuvering efficiency is low

Engineering Contradiction:
Improvehandling efficiencyVSAvoidmaneuvering ease
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The car members are designed to be movable along the horizontal rails, allowing dynamic repositioning of workpieces during the coating process. This enables efficient handling and maneuvering while maintaining stable suspension, directly resolving the contradiction between productivity and ease of operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system divides the rack into multiple car members that can independently move along separate rails. This segmentation allows individual workpieces to be handled and positioned independently, improving both handling efficiency and maneuvering ease without compromising coating quality.

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If items are securely suspended during coating, then coating quality improves, but lateral movement must be restricted

Engineering Contradiction:
Improvecoating qualityVSAvoidpositioning flexibility
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The attachment devices provide secure suspension that restricts unwanted lateral movement during coating application, ensuring coating quality. Simultaneously, the car members can be dynamically repositioned along the rails before and after coating, maintaining positioning flexibility for efficient workflow.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The attachment devices are designed with specific engagement features that locally secure the workpiece at critical points to prevent lateral movement during coating, while allowing the overall system to maintain flexibility for repositioning and maneuvering.

Inventive Principle:
Principle #3Local quality

3Productivity

If multiple items are processed simultaneously, then throughput increases, but handling complexity increases

Engineering Contradiction:
ImprovethroughputVSAvoidhandling complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The rack system is segmented into multiple independent car members, each capable of holding and moving individual workpieces. This allows multiple items to be processed simultaneously on different car members while maintaining simple, standardized handling procedures for each unit, increasing throughput without proportionally increasing handling complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The car members and attachment devices are designed as universal components that can handle various workpiece types and sizes. This multi-functionality allows multiple different items to be processed simultaneously using the same standardized handling mechanisms, improving throughput while keeping the system relatively simple.

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

Data Source

PatentUS11857989B2Spray rack system
Publication Date: 2024.01.02 GUFFEY SYST LLC
  • US11857989B2 patent drawing
  • US11857989B2 patent drawing
  • US11857989B2 patent drawing

AI summary

A system for retaining and maneuvering workpiece items to be spray-coated, the system including a workpiece hanger mount including a body portion, two side portions extending downward from the body portion to form an upper open space therebetween, two flange portions extending inwardly respectively from proximate distal ends of the two side portions to form a lower open space therebetween, and a groove formed in an upper surface of each of the flange portions, and one or more workpiece hangers including a lower portion configured to be attached to a workpiece, and an upper portion having two side tabs extending away from one another and configured to be selectively received in the respective grooves formed in the flange portions of the hanger mount, wherein a workpiece is hung from the system by attaching the workpiece to one of the workpiece hangers and mounting the workpiece hanger in the hanger mount.