Rotary Pet Exercise Apparatus with Liquid-Filled Tube

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Solution Overview

Problem

Current pet exercise equipment, such as treadmills, fail to stimulate the curiosity of cats, leading to lack of exercise and potential health issues like obesity and depression, and existing solutions like laser pointers pose risks to pet vision and emotional stability.

Innovation Solution

A pet exercise apparatus featuring a rotatable cylindrical rotary body with a transparent tube partially filled with liquid and a movable ball, along with a pedestal and external toy system, designed to stimulate curiosity and induce spontaneous exercise without harming the pet's emotions or health.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a treadmill is installed for pet exercise, then exercise capability is provided, but the pet's interest and spontaneous exercise motivation are not stimulated

Engineering Contradiction:
Improveexercise capabilityVSAvoidspontaneous exercise motivation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies preliminary action by pre-installing a curiosity-stimulating device (such as a laser pointer or moving object) on the treadmill before the pet uses it. This preliminary stimulation triggers the pet's interest and initiates spontaneous exercise behavior without requiring owner intervention during exercise sessions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary element (curiosity-stimulating device) that mediates between the pet and the treadmill. This intermediary captures the pet's attention and motivates it to use the exercise equipment voluntarily, solving the problem of lack of spontaneous exercise motivation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a laser pointer is used to stimulate pet curiosity, then exercise motivation is improved, but vision loss and emotional instability risks increase

Engineering Contradiction:
Improveexercise motivationVSAvoidvision loss and emotional stability risks
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the harmful laser pointer with a safe alternative such as a mechanical moving object or reflective ball that can be easily replaced. This alternative provides the same curiosity-stimulating function without the harmful effects of laser exposure, effectively eliminating vision loss and emotional instability risks while maintaining exercise motivation.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Device complexity

If the movable ball position is fixed, then the structure is simple, but the pet's curiosity is not continuously stimulated

Engineering Contradiction:
Improvestructure simplicityVSAvoidcuriosity stimulation
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent applies dynamics by making the movable ball's position changeable rather than fixed. The ball can move along the treadmill surface or change height in response to the pet's movement, creating dynamic visual stimulation that continuously engages the pet's curiosity without requiring complex electronic systems.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements self-service by designing the movable ball to automatically reposition itself based on the pet's movement or gravitational forces, without requiring external control systems. This self-adjusting mechanism maintains curiosity stimulation while keeping the overall device structure simple.

Inventive Principle:
Principle #25Self-service

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 apparatus effectively encourages pets to engage in exercise by rotating with the pet's movement, changing the ball's position to maintain curiosity, while preventing noise at night and ensuring the pet's safety, thus promoting physical activity without emotional or health risks.

Implementation Method 1

a tube which has a transparent tubular shape, is partially filled with liquid, and is disposed along the inner circumference of the rotary body; and a movable ball positioned near the surface of the liquid filling the tube

Methodology Applied
Scientific EffectInertial force: Inertia

Data Source

PatentUS11627722B2Pet exercise apparatus
Publication Date: 2023.04.18 CAM CORP
  • US11627722B2 patent drawing
  • US11627722B2 patent drawing
  • US11627722B2 patent drawing

AI summary

Proposed is a pet exercise apparatus including a rotary body which is formed in an erected cylindrical shape, has at least one open side surface, and is disposed to be rotatable, so as to stimulate a pet's curiosity and induce spontaneous exercise thereof without harming the pet's emotions or health. The rotary body includes a tube and a movable ball. The tube has a transparent tubular shape, is partially filled with liquid, and is disposed along the inner circumference thereof. The movable ball is positioned near the surface of the liquid filling the tube. The rotary body rotates according to the movement of the pet who chases after the movable ball, so that the position of the movable ball is changed by a change in the position of the surface of the liquid so as to continuously stimulate the pet's curiosity.