Cable Reformer With Electronic Resistance And Sliding Backrest

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Solution Overview

Problem

Existing exercise equipment is often limited in utility, immovable, and lacks versatility in providing various exercise motions at different resistances, with a need for compact and movable solutions.

Innovation Solution

An exercise apparatus featuring a base with rotatable support handles and cable arms, an electronic resistance device, and a beam with a track and backrest carriage, allowing for various exercise configurations and adjustable resistance levels through a motor-driven pulley system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional exercise machines are used to provide various exercise motions at different resistances, then exercise versatility is improved, but device complexity and space requirements increase

Engineering Contradiction:
Improveexercise versatilityVSAvoidmachine complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal exercise machine where a single device can perform multiple exercise types (chest press, row, pull-down, shoulder press, etc.) through a standardized carriage system that can be reconfigured for different motions. The electronic resistance device provides variable resistance levels for all exercises, eliminating the need for separate machines for each exercise type.

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

Solution Approach 2:

The exercise machine is divided into modular components: a base with electronic resistance device, a beam with track, a reconfigurable carriage with engagement mechanisms, and multiple cable arms. This segmentation allows the carriage to be repositioned and reconfigured for different exercise motions while maintaining a compact overall structure.

Inventive Principle:
Principle #1Segmentation

2Reliability

If traditional exercise machines are made as fixtures to provide stable resistance, then resistance stability is improved, but ease of movement and compactness deteriorate

Engineering Contradiction:
Improveresistance stabilityVSAvoidease of movement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces traditional mechanical weight stacks and pulley systems with an electronic resistance device that uses a motor to provide controlled resistance. This electronic system maintains stable resistance delivery while allowing the entire machine to be moved on casters, eliminating the need for heavy fixed installations.

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

3Adaptability or versatility

If multiple weight stacks are used to provide various resistance levels, then resistance adjustability is improved, but device complexity and space requirements increase

Engineering Contradiction:
Improveresistance adjustabilityVSAvoidmachine footprint
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

The patent uses an electronic resistance device with a motor that can dynamically adjust resistance levels through electronic control, replacing multiple physical weight stacks. The motor can vary the resistance parameter continuously across a wide range, providing the same functionality as multiple weight stacks in a single compact unit.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent extracts the resistance adjustment functionality from multiple separate weight stacks and consolidates it into a single electronic resistance device with a motor. This extraction eliminates the need for multiple weight stacks while maintaining full resistance adjustability across all exercise motions.

Inventive Principle:
Principle #2Taking out (Extraction)

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

Enables versatile exercise motions at adjustable resistances without the need for multiple weights, maintaining a compact and movable design.

Implementation Method 1

pulleys, namely, a first pulley coupled with the first base, a second pulley coupled with the second base, and a third pulley coupled with the carriage

Methodology Applied
Scientific EffectPulley: Pulley

Implementation Method 2

a first cable forming a loop between the first pulley and the third pulley, and a second cable attached to a hook forming a loop between the second pulley and the third pulley

Methodology Applied
Scientific EffectTension: Tension

Data Source

PatentUS12350544B2Cable reformer
Publication Date: 2025.07.08 IND DESIGN LLC
  • US12350544B2 patent drawing
  • US12350544B2 patent drawing
  • US12350544B2 patent drawing

AI summary

The present disclosure describes an exercise device including a first base and a second base. The first base includes a pair of support handles rotatably connected to the first base, a pair of cable arms rotatably connected to the first base, wherein the pair of cable arms include a first engagement mechanism, an electronic resistance device connected to a pair of cable handles via a pair of cables that pass through a pair of channels defined by the pair of cable arms; and a seat. The second base includes a beam affixed to and connecting the first base and the second base. The beam includes a track, a backrest carriage that is slidably engaged with the track and includes a second and third engagement mechanism, and a backrest rotatably connected to an end of the backrest carriage.