Pivoting Exercise Handles for Reformer Platform Access
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Solution Overview
Problem
Conventional exercise machines, such as reformer machines, lack adjustable handles that can be positioned to accommodate various exercises without obstructing the user's access to the platform, limiting the versatility and comfort during different workout routines.
Innovation Solution
The exercise machine incorporates adjustable handles that pivot, rotate, or extend to multiple positions, allowing them to be stored, raised, or repositioned to avoid interference with the user's movement and provide support at various angles and heights, using mechanisms like pivoting devices, ratchets, and helical bolts for secure locking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional fixed handles are used on reformer machines, then the structure is simple and reliable, but the handles obstruct user access to the platform and limit exercise versatility
Solution Approach 1:
The handle assembly is designed to be movable rather than fixed, allowing it to pivot between a first position for support during exercises and a second position that clears the platform area. This dynamic repositioning resolves the contradiction by enabling the handle to adapt its location based on exercise requirements, providing both versatility and unobstructed access.
Solution Approach 2:
The handle assembly is segmented into movable components including a handle portion, support member, and pivot mechanism. This segmentation allows the handle to be independently positioned and adjusted, enabling it to move between supporting the user and clearing the platform area, thus resolving the accessibility versus versatility contradiction.
2Adaptability or versatility
If adjustable handles are added to provide multiple positions, then exercise versatility is improved, but device complexity increases
Solution Approach 1:
A simple pivot mechanism is employed to enable the handle assembly to move between positions, rather than using complex adjustable mechanisms. This dynamic design with minimal moving parts achieves handle repositioning while keeping the overall device complexity low, resolving the contradiction between versatility and complexity.
Solution Approach 2:
The handle assembly is extracted as a separate movable unit from the main machine structure, allowing it to be independently positioned. This extraction enables versatility without requiring complex integration into the overall machine, as the handle can be moved and positioned without affecting other major components.
3Ease of operation
If handles are positioned to provide support during exercises, then user comfort is improved, but the handles obstruct access to the exercise platform
Solution Approach 1:
The handle assembly dynamically changes its position based on exercise needs, moving to a first position for comfort during support exercises and a second position that maximizes platform accessibility. This dynamic repositioning resolves the contradiction between comfort and usable platform area.
Solution Approach 2:
The handle assembly moves in a vertical dimension, pivoting from a lower supporting position to an upper cleared position. This dimensional movement allows the handle to provide support when needed while clearing the platform area to maximize exercise accessibility, resolving the contradiction between comfort and platform area.
Data Source
AI summary
An exercise machine with adjustable handles that provide for multiple handle positions. The exercise machine with adjustable handles generally includes a frame with one or more rails, a carriage movably positioned upon the rails, and a pair of adjustable handles positioned near an end of the frame. The adjustable handles each have a handle portion that is movably connected to a corresponding handle stanchion to pivot from a storage position to an extended position.