Retractable Exercise Rack Linkage Mechanism

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Solution Overview

Problem

Home exercise equipment, such as exercise racks, often requires significant space and can be hazardous due to their permanent installation, which limits space utilization and increases the risk of accidents when not in use.

Innovation Solution

A retractable exercise rack system comprising first and second support members that can adjust between a retracted position against a wall and an extended position, utilizing linkages, scissor connectors, or arms to securely attach to the wall and allow for easy conversion between positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If exercise rack is permanently installed, then stability and reliability are improved, but space utilization deteriorates and safety hazards increase when not in use

Engineering Contradiction:
ImprovestabilityVSAvoidspace utilization
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The exercise rack is designed with movable support members that can transition between extended and retracted positions through linkage mechanisms, allowing the structure to dynamically adapt its footprint from a stable extended configuration to a compact retracted configuration against the wall, resolving the contradiction between stability and space utilization

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The exercise rack is divided into separable components including support members, linkages, and wall mounting structures that can be independently positioned and secured, enabling the rack to be segmented into a compact form when retracted while maintaining structural integrity when extended

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If exercise rack is permanently installed, then structural stability is improved, but safety hazards increase due to trip risks and injury risks

Engineering Contradiction:
Improvestructural stabilityVSAvoidsafety hazards
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The rack transitions from a permanent fixed installation to a dynamic movable structure that can be retracted against the wall when not in use, eliminating trip hazards and injury risks while maintaining structural stability during exercise through its extended configuration and secure wall attachment

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If exercise rack is extended, then functionality is improved, but space consumption increases

Engineering Contradiction:
ImprovefunctionalityVSAvoidspace consumption
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The exercise rack employs movable support members connected through linkage mechanisms that enable smooth transitions between extended functional positions and retracted compact positions, allowing the structure to provide full exercise functionality when extended while minimizing space consumption when retracted against the wall

Inventive Principle:
Principle #15Dynamics

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 system efficiently secures the exercise rack against the wall when not in use, maximizing space and reducing the risk of accidents by keeping the equipment compact and out of the way.

Implementation Method 1

a plurality of linkages are pivotably connected at a first end to one of a plurality of brackets secured to the wall and slidably connected at a second end to one of the support members

Methodology Applied
Scientific EffectMechanical leverage: Lever

Implementation Method 2

slidably connected

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 3

a plurality of scissor connectors are pivotably connected between the support members and the wall

Methodology Applied
Scientific EffectMechanical advantage: Mechanical Advantage

Implementation Method 4

slidably connected

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 5

pivotably connected

Methodology Applied
Scientific EffectMechanical leverage: Lever

Implementation Method 6

Latches and strikers may be utilized to releasably lock the first and second support members in the extended and/or retracted positions

Methodology Applied
Scientific EffectMechanical interlocking: Mechanical Fastener

Data Source

PatentUS12214251B2Retractable exercise rack system
Publication Date: 2025.02.04 PRX PERFORMANCE LLC
  • US12214251B2 patent drawing
  • US12214251B2 patent drawing
  • US12214251B2 patent drawing

AI summary

A retractable exercise rack system for efficiently securing an exercise rack against or near a wall when the exercise rack is not in use. The retractable exercise rack system may thus be adjustable between a retracted position against or near the wall, and an extended position which is distally-positioned with respect to the wall. The retractable exercise rack system generally includes a first support member a second support member, with an exercise bar connected between the support members. Wall mounts may be secured to the wall, with the first and second support members being adjustably connected to the wall mounts by linkages, scissor connectors, or arms. Latches and strikers may be utilized to releasably lock the support members in the extended and/or retracted positions. One or both of the support members may include a button for releasing the latches from the strikers.