Pullout Faucet Mounting Retainer for Easier Hose Assembly

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Solution Overview

Problem

Pullout faucets are difficult to manufacture and assemble due to limitations in existing mounting systems, which restrict manufacturing options and complicate the assembly process.

Innovation Solution

A mounting system comprising a cage and a separately formed mounting retainer, where the cage includes sections for receiving a cartridge assembly, supply hoses, and a pullout hose, and the mounting retainer is designed to be inserted into the cage, featuring a rib that abuts a ledge to prevent movement and rotation, allowing for easier assembly and manufacturing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a traditional integrated mounting system is used, then structural strength is maintained, but manufacturing complexity and assembly difficulty increase

Engineering Contradiction:
Improvemanufacturing easeVSAvoidmounting system complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The mounting system is divided into separate components: the cage structure and the mounting retainer. The retainer is a separate piece that is inserted into the cage, allowing each component to be manufactured independently and simplifying the overall manufacturing process while maintaining structural integrity through the interconnected design.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the mounting retainer is integrated with the cage, then structural stability is improved, but assembly process becomes more difficult

Engineering Contradiction:
Improveassembly easeVSAvoidmounting system stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The mounting retainer is designed to be inserted into the cage structure, with the retainer fitting inside the cage's cavity. This nested arrangement allows for easy assembly by simply inserting the retainer into the cage, while the rib on the retainer engages with the cage wall to provide stable positioning and prevent movement.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Productivity

If the mounting retainer is inserted before hoses, then positioning is easier, but hose installation becomes more difficult

Engineering Contradiction:
Improveassembly productivityVSAvoidassembly sequence complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The mounting retainer is designed with an open structure that allows supply hoses and outlet hoses to be inserted through the cage and positioned before the retainer is fully secured. The retainer's rib engages with the cage wall after hose insertion, allowing hoses to be installed without interference from the mounting components.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10006190B1Pullout faucet with mounting system
Publication Date: 2018.06.26 FORTUNE BRANDS WATER INNOVATIONS LLC
  • US10006190B1 patent drawing
  • US10006190B1 patent drawing
  • US10006190B1 patent drawing

AI summary

The present invention provides a pullout faucet with a mounting system that is easier to manufacture and assemble. The pullout faucet includes a cage and a mounting retainer. The mounting retainer is separately formed from the cage.