Pet Electronic Ruler with Displacement Sensor for Accurate Body Index Measurement

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Solution Overview

Problem

Conventional soft rulers for pets are prone to measurement errors due to human subjectivity, require manual data recording, and lack functionality to assess pet health and provide feeding guidelines, while general electronic rulers are not tailored for pet measurements, leading to inconsistencies and inaccuracies.

Innovation Solution

An electronic ruler for pets equipped with a displacement sensor module, controller, display, and wireless communication module that converts physical measurements into electrical signals, calculates and displays length values, and transmits data to an upper computer for accurate and efficient pet body index measurement, including integration with an electronic scale for BMI and BCS scoring, and a recommendation system for accessories.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional soft rulers are used for manual measurement, then the device is simple and easy to operate, but measurement precision deteriorates due to human subjective errors

Engineering Contradiction:
Improveease of operationVSAvoidmeasurement precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent replaces the mechanical manual reading system with an electronic sensor system. The displacement sensor module automatically detects the measurement value and converts it to digital data, eliminating human subjective errors in reading and recording while maintaining ease of operation through automated measurement.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The electronic ruler performs self-measurement by automatically detecting the displacement of the tape through the sensor module. The system autonomously converts physical displacement to electrical signals and processes the data without requiring manual intervention for reading or recording, thereby improving measurement precision while keeping the operation simple.

Inventive Principle:
Principle #25Self-service

2Device complexity

If manual data recording is used during measurement, then the device structure is simple, but information loss occurs and data processing becomes inefficient

Engineering Contradiction:
Improvedevice complexityVSAvoiddata processing efficiency
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent replaces manual data recording with an electronic data acquisition and processing system. The displacement sensor module converts measurement data into electrical signals that are automatically processed and stored, eliminating information loss and enabling efficient data processing while maintaining relatively simple device structure.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an intermediary data processing system between the measurement process and the final results. The controller and wireless communication module act as intermediaries that automatically transmit, store, and process measurement data, preventing information loss and improving processing efficiency without significantly increasing device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If general electronic rulers are used for pet measurement, then automated measurement is achieved, but measurement precision deteriorates due to lack of pet-specific adaptation

Engineering Contradiction:
ImproveautomationVSAvoidmeasurement precision
Core Design Contradiction:
Extent of automationVSMeasurement precision

Solution Approach 1:

The patent applies local quality by customizing the measurement tape with pet-specific markings and reference points. The tape is designed with specific interval markings suitable for different pet body parts (neck, chest, waist), ensuring that the automated measurement system captures precise anatomical dimensions rather than generic lengths.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent creates a multi-functional electronic ruler that can measure various pet body parts (neck circumference, chest circumference, waist circumference, body length) using a single device. The system is adapted to handle different pet sizes and species, providing precise measurements across multiple applications while maintaining automation.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 electronic ruler provides high-accuracy, high-speed measurements without manual reading errors, allows flexible data processing, and offers visual data presentation and analysis, enabling informed pet care and accessory recommendations based on precise body index data.

Implementation Method 1

the displacement sensor module is an absolute capacitive grating sensor or an optical grating sensor

Methodology Applied
Scientific EffectGrating sensor detection: Diffraction Grating

Data Source

PatentUS20240350030A1Electronic ruler for pets, body index measurement system, and pet accessories recommendation system
Publication Date: 2024.10.24 GUILIN GEMRED SENSOR TECH
  • US20240350030A1 patent drawing
  • US20240350030A1 patent drawing
  • US20240350030A1 patent drawing

AI summary

An electronic ruler for pets includes a displacement sensor module; a controller; a display; a first wireless communication module; and a control key. The displacement sensor module includes a tape or reel; the tape or reel is configured to convert a physical length of a pet to be measured into a displacement length through a rotation angle of the tape or reel, and the displacement length is further converted into an electrical signal; the controller is configured to calculate and convert the electrical signal into a length value in a set unit, and display the length value on the display; and the first wireless communication module is configured to transmit the length value to an upper computer, and the control key is configured to set the parameters of the length value and confirm the transmission of the length value to the to the upper computer.