Interchangeable-Rest Exercise Device for Nordic Curls and Hip Thrusts

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Solution Overview

Problem

Existing exercise devices, such as Nordic Ham Curl devices, are not adaptable to perform multiple exercises, leading to increased costs and space requirements due to the need for multiple dedicated devices.

Innovation Solution

A multifunctional exercise device comprising a base, upright support, and interchangeable rests that can be removably coupled to the upright support to perform various exercises, including Nordic Ham Curls and hip thrusts, allowing for adjustable height and rotation of the second rest for different exercises.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If dedicated exercise devices are used for each exercise, then exercise functionality is specialized and reliable, but device quantity increases and space requirements increase

Engineering Contradiction:
Improveexercise functionalityVSAvoidspace requirements
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The exercise device incorporates multiple interchangeable rests (first rest for Nordic Ham Curls, second rest for hip thrusts) that can be attached to a single upright support structure, allowing one device to perform multiple exercise functions that previously required separate dedicated devices

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

Solution Approach 2:

The patent combines multiple exercise functions into a single integrated device by merging the upright support structure with interchangeable rests, consolidating what would have been separate exercise devices into one multifunctional unit

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If multiple dedicated exercise devices are purchased, then each exercise can be performed with specialized equipment, but overall cost increases

Engineering Contradiction:
Improveexercise performanceVSAvoiddevice quantity
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The device enables users to perform multiple exercises (Nordic Ham Curls, hip thrusts, and other variations) with a single multifunctional device, eliminating the need to purchase multiple separate dedicated exercise devices while maintaining specialized functionality for each exercise type

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

3Adaptability or versatility

If interchangeable rests are added to enable multiple exercises, then device versatility improves, but device complexity increases

Engineering Contradiction:
Improveexercise varietyVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The device is divided into modular components (upright support, first rest, second rest) that can be independently attached and detached, allowing versatility through configuration changes without requiring a completely complex integrated design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device transitions from a static single-function configuration to a dynamic multi-function configuration through the ability to interchange rests, allowing the structure to adapt its functionality based on user needs without permanent structural modifications

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12434091B2Multifunctional exercise device and method of use
Publication Date: 2025.10.07 CONTRERAS BRET MICHAEL
  • US12434091B2 patent drawing
  • US12434091B2 patent drawing
  • US12434091B2 patent drawing

AI summary

A multifunctional exercise device enabling performance of a plurality of exercises includes a base, an upright support, a first rest, and a second rest. The base has upper and lower surfaces, front and rear ends, and opposed lateral edges, which extend between the front and rear ends. The upright support has lower and upper ends, with the lower end being attached to the upper surface proximate to the rear end and the upright support extending substantially vertically from the base. The first and second rests are removably couplable to the upper end of the upright support for performing pluralities of first and second exercises, respectively. The first and second rests are elongated and each has a longitudinal axis extending bilaterally and perpendicularly from the upright support in parallel with a vertical plane that bisects each of the opposed lateral edges. The second rest is rotatable about its longitudinal axis.