Polymer Fluid Applicator With Integrated Fitting and Filter Access
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Solution Overview
Problem
Existing fluid spraying systems require robust materials and additional parts to withstand high operating pressures, increasing manufacturing costs, difficulty, and operator fatigue, while maintenance is cumbersome due to complex component access.
Innovation Solution
A fluid applicator with a valve pressure vessel molded from polymers like plastic or nylon, featuring an integrated fluid delivery line fitting and accessible filter chamber, allowing direct coupling and easy maintenance without separate fittings, and a tip assembly with a spherical seal surface for maneuverability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If robust materials and additional parts are used to withstand high operating pressures, then system reliability is improved, but manufacturing complexity and cost increase
Solution Approach 1:
The patent combines multiple components (fluid delivery line fitting, valve assembly, filter assembly) into a single integrated pressure vessel molded from polymer material. This merging eliminates the need for separate robust fittings and multiple assembly steps, reducing manufacturing complexity while maintaining pressure withstanding capability through the inherent strength of the molded polymer structure.
Solution Approach 2:
The patent changes the material parameter from traditional robust materials (metal) to polymer material that can be molded. This parameter change allows the pressure vessel to withstand high operating pressures while enabling integrated manufacturing and reducing complexity. The molded polymer structure provides the necessary mechanical strength without requiring additional reinforcement parts.
2Reliability
If robust materials and additional parts are used to withstand high operating pressures, then system reliability is improved, but operator fatigue increases
Solution Approach 1:
By merging all pressure-containing components into a single molded pressure vessel, the patent eliminates multiple separate parts that would require assembly and adjustment by the operator. This reduces the weight and complexity of the fluid applicator, making it easier to handle and operate, thereby reducing operator fatigue while maintaining reliable pressure containment.
3Reliability
If complex component structures are used, then pressure containment is improved, but maintenance difficulty increases
Solution Approach 1:
The patent segments the pressure vessel into distinct functional chambers (fluid delivery line fitting chamber, valve assembly chamber, filter assembly chamber) within a single molded structure. This segmentation allows each component to be accessed and maintained independently through a single access point, simplifying maintenance while maintaining pressure containment integrity through the unified molded structure.
Solution Approach 2:
The pressure vessel serves multiple functions simultaneously: it contains pressure, provides structural support, and offers access to all internal components through a single opening. This multi-functionality eliminates the need for multiple access points or disassembly steps for maintenance, making repair easier while maintaining reliable pressure containment.
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
Reduces manufacturing complexity and operator fatigue by using polymer materials and integrated components, enhancing ease of use and maintenance with direct fluid line coupling and accessible filter installation.
Implementation Method 1
a tip assembly coupled to the pressure vessel and configured to atomize the pressurized fluid
Data Source
AI summary
A fluid applicator configured to receive a pressurized fluid includes a pressure vessel configured to receive the pressurized fluid from a fluid delivery line. The pressure vessel includes a valve chamber configured to receive a valve assembly, a filter chamber configured to receive a filter assembly, and a fluid delivery line fitting configured to be coupled to the fluid delivery line. The fluid applicator further including a tip assembly coupled to the pressure vessel and configured to atomize the pressurized fluid.