Dual-Arm Lever Jammer Assembly for Space-Saving Exercise Versatility

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Solution Overview

Problem

Existing exercise equipment lacks adjustability and versatility, requiring multiple units for diverse workouts, which increases cost and space requirements.

Innovation Solution

A lever jammer arm exercise machine with a dual arm mechanism and adjustable lever and weight arms, allowing for multiple exercises using interchangeable user engageable systems and adjustable components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate exercise machines are used to provide diverse workout options, then exercise versatility is improved, but device complexity and space requirements increase

Engineering Contradiction:
Improveexercise versatilityVSAvoidnumber of equipment units
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The exercise machine incorporates a dual arm mechanism where a single machine can perform multiple exercises through interchangeable components. The first arm mechanism and second arm mechanism can be configured for different exercises (e.g., chest press, rowing, shoulder press) by swapping weight arms, lever arms, and user engageable systems, allowing one machine to replace multiple specialized machines

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

Solution Approach 2:

The machine is divided into modular components including the dual arm mechanism, carriage, weight arms, lever arms, and user engageable systems that can be independently adjusted or interchanged. This segmentation allows flexible reconfiguration for different exercises without requiring complete equipment replacement

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple separate exercise machines are used to provide diverse workout options, 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:

By designing a single machine that can perform multiple exercises through component interchangeability, the space required is reduced from multiple separate machines to one consolidated unit. The dual arm mechanism with adjustable components provides the functionality of several machines in a single footprint

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

3Adaptability or versatility

If multiple separate exercise machines are used to provide diverse workout options, then exercise versatility is improved, but cost increases

Engineering Contradiction:
Improveexercise versatilityVSAvoidtotal equipment cost
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The machine consolidates the functionality of multiple exercise machines into a single unit with interchangeable components. By investing in one multi-functional machine rather than several single-purpose machines, the total equipment cost is reduced while maintaining exercise versatility

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

Solution Approach 2:

The machine incorporates adjustable and interchangeable components (weight arms, lever arms, user engageable systems) that allow dynamic reconfiguration for different exercises. This adaptability provides the versatility of multiple machines at the cost of one machine

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12569711B1Lever jammer arm exercise machine with a lever jammer arm assembly and dual arm mechanism
Publication Date: 2026.03.10 BULLETPROOF FITNESS EQUIP INC
  • US12569711B1 patent drawing
  • US12569711B1 patent drawing
  • US12569711B1 patent drawing

AI summary

A lever jammer arm assembly includes a dual arm mechanism with a carriage to couple the lever jammer arm assembly to a vertical post as part of an exercise machine, the dual arm mechanism having a plate coupled to the carriage and extending therefrom; a first tubular member supported by the plate; and a second tubular member supported by the plate; the first tubular member and the second tubular member can pivot relative to the plate; a weight arm removably secured to the first tubular member such that the weight arm is can pivot with the first tubular member relative to the plate; and a lever arm removably secured to the second tubular member such that the lever arm can pivot with the second tubular member relative to the plate.