Toothed Pet Grooming Tool With Movable Fur Ejector

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Solution Overview

Problem

Existing pet grooming tools with teeth struggle to efficiently remove loose fur that becomes wedged between the gaps, requiring cumbersome manual extraction and can be unpleasant for users.

Innovation Solution

A pet grooming tool with a movable fur ejector portion that can be manually engaged to force loose fur out of the gaps between teeth, allowing for easier removal without needing a free hand.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a toothed grooming tool is used to remove loose fur from a pet's coat, then the loose fur can be effectively removed from the pet, but the fur becomes wedged between the gaps of the teeth making removal from the tool time-consuming and cumbersome

Engineering Contradiction:
Improvefur removal efficiencyVSAvoidtime to remove wedged fur
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent introduces a movable ejector component that can shift position to either allow fur passage through the gaps or contact the fur to push it out. This dynamic mechanism transforms the static toothed structure into an active system that can both collect and eject fur, resolving the time-consuming manual removal problem while maintaining effective fur collection

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If manual extraction of wedged fur is performed by closing the hand over the teeth, then the fur can be pulled out, but this action is cumbersome when one hand is occupied holding the pet and tool

Engineering Contradiction:
Improveease of fur removalVSAvoidoperation complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The ejector mechanism is designed to be operated by the same hand that holds the tool, allowing the tool to serve itself by providing its own fur removal capability. The thumb-operated ejector enables the user to eject fur without needing a second hand, making the tool self-sufficient and eliminating the need for complex two-handed operations

Inventive Principle:
Principle #25Self-service

3Ease of operation

If fur is removed by closing the hand over the teeth and pulling, then the wedged fur can be extracted, but some people find touching loose fur unpleasant

Engineering Contradiction:
Improveconvenience of fur removalVSAvoiduser discomfort from touching fur
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The ejector component serves as an intermediary between the user and the wedged fur. Instead of the user's fingers directly contacting the loose fur to pull it out, the mechanical ejector pushes the fur out through the gaps. This intermediary mechanism eliminates direct skin-to-fur contact, resolving the discomfort issue while maintaining effective fur removal

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 usability by allowing users to efficiently remove wedged fur with the same hand used to hold the tool, improving convenience and reducing discomfort.

Implementation Method 1

The edge of the fur ejector portion is biased from the second position toward the first position such that an external force is required to move the edge of the fur ejector portion from the first position to the second position

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20240298606A1Toothed pet grooming tool with fur ejecting mechanism
Publication Date: 2024.09.12 SPECTRUM BRANDS INC
  • US20240298606A1 patent drawing
  • US20240298606A1 patent drawing
  • US20240298606A1 patent drawing

AI summary

A pet grooming tool is provided with a fur ejector portion that is at least partially movable relative to the teeth of the pet grooming tool and can be manually moved into engagement with fur that is wedged or lodged between the teeth. The engagement of the fur ejector portion with the fur forces the fur from the gaps between the teeth. Preferably, the fur ejector portion can be manually moved by the same hand a person uses to support and hold the grooming tool.