Weight Bar Assembly with Collar for Rapid Modular Setup

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Solution Overview

Problem

Existing weight bar exercise apparatuses require lengthy assembly processes, which can be time-consuming and inconvenient for users.

Innovation Solution

A weight bar assembly comprising a first bar with an elongated cylindrical shaft and a collar, an extension bar, and weights, where the components can be easily separated and assembled, allowing for quick setup and configuration of various exercise configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If traditional weight bar assembly methods are used, then structural stability is maintained, but assembly time becomes excessively long

Engineering Contradiction:

Improveassembly timeVSAvoidassembly convenience

Core Design Contradiction:

Loss of timeVSEase of operation

Solution Approach 1:

The weight bar assembly is divided into separate modular components including a first bar with collar, extension bar, second bar, and weights. These segmented parts can be independently manufactured and stored, then quickly assembled when needed, dramatically reducing assembly time while maintaining structural integrity through standardized connection interfaces.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The collar on the first bar is pre-configured with internal threading and dimensional specifications that match the extension bar's external threading. This preliminary preparation of connection interfaces allows for rapid assembly without requiring complex alignment or adjustment procedures during the assembly process.

Inventive Principle:

Principle #10Preliminary action

2Productivity

If modular components are used to reduce assembly time, then assembly speed increases, but device complexity increases

Engineering Contradiction:

Improveassembly speedVSAvoidnumber of components

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The collar component serves multiple functions: it provides the connection interface for the extension bar, acts as a structural support element, and defines the mounting position for weights. This multi-functionality reduces the need for additional separate components, thereby limiting the increase in device complexity while maintaining fast assembly capability.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The collar is integrated as part of the first bar assembly rather than being a separate component, and the extension bar incorporates both connection interfaces at its ends. This merging of functions into fewer components reduces the total number of parts that need to be managed and assembled, offsetting the complexity increase from modularity.

Inventive Principle:

Principle #5Merging (Combining)

Data Source

PatentUS20240123277A1Weight Bar Exercise Apparatus

Publication Date: 2024.04.18 FREIG ABRAHAM

AI summary

A weight bar assembly comprises a first bar, an extension bar, and a weight. The first bar comprises an elongated cylindrical shaft and a collar. A diameter of the collar of the first bar is larger than a diameter of the elongated cylindrical shaft of the first bar. The collar of the first bar divides the elongated cylindrical shaft into a first exposed portion and a second exposed portion opposite the first exposed portion. The first exposed portion of the elongated cylindrical shaft is longer than the second exposed portion of the elongated cylindrical shaft.