Treadmill Rapid Assembly Pivot Joints
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Solution Overview
Problem
Current exercise treadmills require complex and time-consuming assembly processes, often involving numerous components and specialized skills, and lack efficient storage mechanisms, posing safety risks during folding and storage.
Innovation Solution
A treadmill design featuring preassembled components with rapid assembly mechanisms, including pivot joints and a hydraulic cylinder assembly for easy setup and storage, along with safety collars to prevent accidental collapse, allowing for quick and safe configuration changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional treadmill assembly processes are used, then structural stability is achieved, but assembly time and complexity increase significantly
Solution Approach 1:
The treadmill is divided into modular sub-assemblies (frame assembly, deck assembly, console assembly, motor assembly) that can be manufactured separately and then quickly connected using standardized pivot joints and fastening mechanisms, reducing overall assembly time while maintaining structural integrity
Solution Approach 2:
Critical structural components and sub-assemblies are pre-assembled and pre-positioned during manufacturing, so that upon delivery, the user only needs to perform final connection steps using simple tools, significantly reducing on-site assembly time and complexity
2Reliability
If traditional treadmill assembly processes are used, then structural stability is achieved, but assembly complexity and skill requirements increase
Solution Approach 1:
The treadmill structure is segmented into standardized modules with uniform connection interfaces (pivot joints, apertures, fasteners), allowing assembly without specialized mechanical skills while ensuring structural stability through proven connection designs
Solution Approach 2:
Standardized pivot joints and fastening mechanisms serve multiple functions: they provide structural connection, allow for easy disassembly, enable adjustment, and ensure stability, eliminating the need for multiple specialized components and reducing assembly complexity
3Adaptability or versatility
If traditional storage mechanisms are used, then storage capability is achieved, but safety risks increase due to potential collapse
Solution Approach 1:
Safety collars are pre-installed on the frame assembly that automatically engage to prevent accidental collapse during storage, counteracting gravitational forces and potential instability before they can cause harm
Solution Approach 2:
The safety collar mechanism provides a pre-prepared protective barrier that cushions against potential collapse, ensuring user safety during storage without requiring active monitoring or intervention
4Loss of time
If rapid assembly mechanisms are used, then assembly time is reduced, but the number of components and apertures increases
Solution Approach 1:
Standardized pivot joints and fasteners are designed to serve multiple connection points across different sub-assemblies, reducing the variety of unique components needed while enabling rapid assembly through consistent, tool-friendly interfaces
Solution Approach 2:
Multiple fastening functions are combined into integrated pivot joint assemblies that provide both structural connection and adjustment capabilities in single components, reducing the total number of separate parts while maintaining rapid assembly benefits
Data Source
AI summary
A treadmill having rapid assembly and safe storage features is provided. The treadmill includes a support base, a platform, a pair of upright arms, and a top assembly including a bridge connected to an upper and a lower handrail, the lower handrail includes a bottom portion having pivot flanges, each pivot flange has a first aperture therethrough and a bracket has a second aperture therethrough. A second pivot fastener is installed to connect and attachment tang on the upright arms with the pivot flange of the top assembly. The upright arms and the top assembly can each be rotated a predetermined angle for fixed installation of the upright arms and top assembly with respect to the long axis and platform.