Wearable Squat Form Monitor with Haptic Feedback

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Solution Overview

Problem

Performing the squat exercise with proper form is challenging without a personal trainer or spotter to correct body movement, particularly in maintaining the correct thigh position and angle, which reduces the effectiveness of the exercise.

Innovation Solution

A device comprising a thigh strap with a printed circuit board, accelerometer, gyroscope, Bluetooth communication, and alerting features, such as vibration and LED lights, to monitor and track body movement, ensuring accurate squat technique without external assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a personal trainer or spotter is used to correct body movement, then the accuracy of squat form is improved, but the cost and time requirements increase

Engineering Contradiction:
Improvesquat form accuracyVSAvoidtime spent with trainer
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system enables users to self-monitor and self-correct their squat form using wearable sensors and real-time feedback mechanisms. The accelerometer and gyroscope detect body position, while haptic feedback and visual displays guide users to maintain proper form independently, eliminating the need for continuous trainer supervision.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements real-time feedback through multiple channels: haptic feedback via vibration motors provides immediate tactile guidance when form deviates, visual feedback through LED indicators shows compliance status, and the mobile application delivers comprehensive performance analysis. This continuous feedback loop enables users to self-correct without external assistance.

Inventive Principle:
Principle #23Feedback

2Reliability

If exercise machines are used to provide targeted workouts, then the effectiveness of specific muscle groups is improved, but the cost and space requirements increase

Engineering Contradiction:
Improveworkout effectivenessVSAvoidspace required
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The system replaces complex mechanical exercise machines with a simple wearable sensor platform that uses accelerometers and gyroscopes to monitor and guide body movement. This electronic sensing and feedback system substitutes for expensive mechanical equipment while maintaining workout effectiveness through precise form monitoring and real-time correction guidance.

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

Solution Approach 2:

The wearable squat form corrector is a multi-functional device that can monitor various body positions, provide haptic feedback, display visual indicators, and communicate with mobile applications. This single device serves multiple functions that would otherwise require separate pieces of equipment, making it space-efficient while maintaining comprehensive workout guidance capability.

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

3Reliability

If proper squat technique is maintained throughout exercise repetitions, then the exercise benefit is maximized, but the difficulty of maintaining consistent form increases

Engineering Contradiction:
Improveexercise benefitVSAvoidform consistency
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system provides continuous real-time feedback through haptic vibration motors that activate when form deviations are detected, LED indicators that show compliance status, and mobile application notifications. This immediate feedback enables users to automatically self-correct and maintain consistent proper form throughout multiple repetitions without mental fatigue or loss of focus.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The wearable device acts as an intermediary between the user's body movements and their awareness of form quality. The sensors continuously monitor position data, the processor analyzes compliance with proper form criteria, and the feedback mechanisms communicate status to the user, bridging the gap between actual performance and perceived performance to maintain consistency.

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

The device effectively guides users in maintaining the correct squat position and angle, enhancing the effectiveness of the exercise by providing real-time feedback and ensuring proper form is maintained throughout the workout.

Implementation Method 1

The printed circuit boards (PCB) comprises an actuating device, an accelerometer or a gyroscope

Methodology Applied
Scientific EffectAccelerometer: Accelerometer

Implementation Method 2

The printed circuit boards (PCB) comprises an actuating device, an accelerometer or a gyroscope

Methodology Applied
Scientific EffectGyroscope: Gyroscope

Implementation Method 3

the alerting device is one or more of digital display, vibration motor, Alert LEDs or speaker

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS10661118B2Perfect squat
Publication Date: 2020.05.26 WILSON DIJON X
  • US10661118B2 patent drawing
  • US10661118B2 patent drawing
  • US10661118B2 patent drawing

AI summary

A device and method for monitoring and tracking the body movement of a user performing regular exercises such as squat is disclosed. The device for monitoring and tracking the body movement comprises a thigh strap, a housing and a printed circuit board. The printed circuit boards attached with the thigh straps comprises an actuating device, an accelerometer, a communication link, a power source, a processor, an USB connector, and an alerting device. The device senses accurate squat position and indicate with an audible beep, LED display, or it can be switched to a vibration mode. The device is configured to hold the legs and indicate the accurate squat position. The device could also connected to various other devices via Bluetooth linking technology.