Interactive Pet Feeding Drum for Controlled Food Release

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Solution Overview

Problem

Existing pet feeding devices do not provide intellectual training, exercise, or entertainment for pets, leading to passive waiting behavior.

Innovation Solution

A feeding tool comprising a rotatable drum with adjustable holes, a catching portion, and a receiving portion that requires pets to move and interact to obtain food, incorporating elements for entertainment and exercise.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a feeding device automatically supplies food to pets, then feeding efficiency is improved, but pet engagement and entertainment are reduced

Engineering Contradiction:
Improvefeeding efficiencyVSAvoidpet engagement
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The drum is designed to be rotatable by the pet, transforming the static feeding device into a dynamic interactive system. The pet must actively engage with the drum to release food, combining automatic feeding mechanism with manual pet interaction.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The pet performs the action of obtaining food through its own effort (rotating the drum), rather than passively receiving food. The device enables self-service feeding where the pet initiates the food release process.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If food is released quickly from the drum, then pet satisfaction is improved, but fast eating behavior is promoted

Engineering Contradiction:
Improvepet satisfactionVSAvoideating speed
Core Design Contradiction:
Ease of operationVSSpeed

Solution Approach 1:

The drum rotates periodically, releasing food in controlled intervals rather than continuously. This periodic release mechanism ensures the pet waits for each rotation cycle, naturally slowing down the eating speed while maintaining satisfaction.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The drum continues to rotate and release food continuously in controlled portions, preventing the pet from consuming all food at once. The continuous periodic action maintains engagement while regulating eating pace.

Inventive Principle:
Principle #20Continuity of useful action

3Ease of operation

If the drum has large holes for easy food release, then food accessibility is improved, but food control and entertainment value are reduced

Engineering Contradiction:
Improvefood accessibilityVSAvoidfood control mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The drum features holes of specific sizes positioned at particular locations, creating localized food release points. This local quality design controls where and how food is released, maintaining entertainment value while ensuring accessibility.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The holes are designed to work with the rotational motion of the drum, dynamically controlling food release based on the drum's rotation rather than static large openings. This maintains food control while ensuring accessibility during rotation.

Inventive Principle:
Principle #15Dynamics

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

The tool engages pets in intellectual training, exercise, and entertainment by requiring them to rotate the drum and wait for food, deterring fast eating and promoting health benefits.

Implementation Method 1

a drum (3) that stores a food F and has holes (311) on its peripheral surface... the food released from the hole as the drum rotates comes into contact with the slider and is guided to the receiving portion

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 2

a slider (53) that guides the food released from the hole of the drum to the receiving portion... the food released from the hole as the drum rotates comes into contact with the slider and is guided to the receiving portion

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS12457992B2Feeding tool
Publication Date: 2025.11.04 DOGGYMAN H A CO LTD
  • US12457992B2 patent drawing
  • US12457992B2 patent drawing
  • US12457992B2 patent drawing

AI summary

Provided is a feeding tool for pets that not only feeds pets but also provides the pets with intellectual training, exercise and entertainment. The feeding tool comprising: a drum that stores a food and has holes on its peripheral surface, a supporting portion that rotatably supports the drum, a receiving portion located below the drum, and a slider that guides the food released from the hole of the drum to the receiving portion; and the food released from the hole as the drum rotates comes into contact with the slider and is guided to the receiving portion.