Wall-Mounted Fly Rack with Adjustable Locking Mechanism

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Solution Overview

Problem

Existing fitness equipment combining Smith machines and small fly exercisers are costly, bulky, and lack the ability to adjust exercise posture and angle, making them unsuitable for limited spaces such as home gyms.

Innovation Solution

A wall-mounted fly wall rack with a rack body, pulley assembly, and counterweight mechanism, featuring a fixed frame and movable frames with an adjustable locking mechanism that allows for horizontal rotation within a limited angle range, enabling selective positioning of the movable frames for different exercise angles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If Smith machine and small fly exerciser are combined into a comprehensive exerciser, then exercise versatility is improved, but device complexity and manufacturing cost increase

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

Solution Approach 1:

The patent combines Smith machine and small fly exerciser functions into a single integrated rack structure. The rack body serves as a common support for both exercise functions, merging two separate machines into one unified device that provides multiple exercise capabilities while reducing overall complexity through shared structural elements.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rack body is designed as a universal structure that supports multiple exercise functions. By creating a multi-functional rack that can accommodate both Smith machine barbell movements and small fly exerciser operations, the invention eliminates the need for separate dedicated structures for each exercise type, thereby reducing device complexity while maintaining versatility.

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

2Adaptability or versatility

If comprehensive exerciser includes all necessary components of Smith machine and small fly exerciser, then exercise versatility is improved, but manufacturing cost increases

Engineering Contradiction:
Improveexercise versatilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent merges the structural components of Smith machine and small fly exerciser into a single rack assembly. By combining the support structures, mounting points, and framework into one integrated rack design, the invention reduces the total number of parts that need to be manufactured separately, thereby lowering manufacturing costs while maintaining full exercise functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The rack is designed as a universal platform that serves multiple exercise functions simultaneously. This multi-functional design eliminates redundant structural elements that would otherwise be needed for separate machines, reducing material costs and simplifying the manufacturing process while providing comprehensive exercise capabilities.

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

3Adaptability or versatility

If comprehensive exerciser is designed with all functions, then exercise versatility is improved, but device size increases

Engineering Contradiction:
Improveexercise versatilityVSAvoiddevice size
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The patent combines the functional elements of Smith machine and small fly exerciser into a compact integrated rack structure. By merging the barbell support, pulley systems, and exercise stations into a single vertical rack assembly, the invention achieves comprehensive exercise functionality in a space-efficient configuration that minimizes the floor area required.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention transitions from horizontal space utilization to vertical space utilization by designing a tall, narrow rack structure. The rack extends vertically to accommodate multiple exercise functions at different heights, thereby reducing the horizontal footprint while maintaining full exercise versatility through three-dimensional space optimization.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Adaptability or versatility

If exercise equipment is designed for multiple functions, then adaptability is improved, but ease of operation decreases

Engineering Contradiction:
ImproveadaptabilityVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent divides the rack into distinct functional zones and modules, with each section dedicated to specific exercise functions. The rack includes separate areas for Smith machine barbell movements, small fly exerciser, and other exercise stations, allowing users to easily access and operate different functions without interference, thereby maintaining ease of operation while providing comprehensive adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rack incorporates adjustable and movable components that allow users to easily reconfigure the equipment for different exercises. The adjustable locking mechanism enables dynamic repositioning of exercise stations and angle adjustments, making it simple for users to adapt the equipment to their specific exercise needs without complex setup procedures.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12303731B1Wall-mounted fly wall rack
Publication Date: 2025.05.20 SHIHE INC
  • US12303731B1 patent drawing
  • US12303731B1 patent drawing
  • US12303731B1 patent drawing

AI summary

A wall-mounted fly wall rack, which can be installed on a wall, comprises a rack body, a pulley assembly and a counterweight mechanism arranged on the rack body, wherein the rack body comprises a fixed frame and at least two movable frames; an adjustable locking mechanism is arranged between the movable frames and the fixed frame and is horizontally rotatably connected in a limited angle range; the adjustable locking mechanism comprises a pivot arm and a fixed arm; the movable frame is connected with the pivot arm, and the fixed frame is connected with the fixed arm.