Hinged Collar Free Weight Assembly for Versatile Exercise Setups

Solution Overview

Problem

Traditional free weights require multiple types and quantities, which can be costly and space-consuming, limiting their accessibility for users engaging in a variety of fitness exercises.

Innovation Solution

A modular free weight apparatus with a collar portion that can be removably engaged with a free weight, featuring a hinged design and locking mechanism to accommodate different weights and orientations, allowing for versatile exercise options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple types and quantities of traditional free weights are used to enable a wide variety of fitness exercises, then exercise versatility is improved, but cost and space requirements increase

Engineering Contradiction:

Improveexercise versatilityVSAvoidnumber of free weights

Core Design Contradiction:

Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The collar assembly serves multiple functions: it secures the weight plate to the bar, acts as a handle for certain exercises, and provides a attachment point for cables or other equipment. This multi-functionality allows a single apparatus to replace multiple traditional free weights, enabling various exercises including lifts, curls, and machine-based movements without requiring separate dumbbells, barbells, and specialized equipment for each exercise type

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple types and quantities of traditional free weights are used to enable a wide variety of fitness exercises, then exercise versatility is improved, but cost increases

Engineering Contradiction:

Improveexercise versatilityVSAvoidcost

Core Design Contradiction:

Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The invention merges the functions of multiple separate free weight components (weight plates, collars, handles, and even cable attachment mechanisms) into a single integrated apparatus. By combining these elements, the system eliminates the need to purchase and maintain multiple separate pieces of equipment, thereby reducing overall cost while maintaining exercise versatility

Inventive Principle:

Principle #5Merging (Combining)

3Adaptability or versatility

If multiple types and quantities of traditional free weights are used to enable a wide variety of fitness exercises, then exercise versatility is improved, but space requirements increase

Engineering Contradiction:

Improveexercise versatilityVSAvoidspace requirements

Core Design Contradiction:

Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The collar assembly serves multiple functions: it secures the weight plate to the bar, acts as a handle for certain exercises, and provides a attachment point for cables or other equipment. This multi-functionality allows a single apparatus to replace multiple traditional free weights, enabling various exercises including lifts, curls, and machine-based movements without requiring separate dumbbells, barbells, and specialized equipment for each exercise type

Inventive Principle:

Principle #6Universality (Multi-functionality)

Data Source

PatentUS12527987B2Modular free weight apparatus

Publication Date: 2026.01.20 PRCTZ LLC

AI summary

A modular free weight apparatus is configured for being removably engageable with at least one free weight for allowing a user to engage in a wide variety of fitness-related exercises. In at least one embodiment, an at least one collar portion is sized and configured for removable engagement about an elongate bar portion of the at least one free weight, the collar portion providing a first collar half hingedly engaged with an opposing second collar half via an at least one collar hinge.