Telescoping Endpin Stand for Stringed Instruments
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Solution Overview
Problem
Traditional endpin stands for large stringed instruments have limited height and angle adjustability, making it unsafe or impossible for most musicians to play while standing, leading to ergonomic issues, repetitive stress injuries, and constraints on musical expression and performance formats.
Innovation Solution
An endpin stand apparatus that allows adjustable height and angle support for stringed instruments using interchangeable endpin shafts, including straight, angled, and hinged options, enabling musicians to play at higher heights and various positions without modifying the instrument, with improved stability and ease of use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If traditional telescoping endpins are used with limited sections, then the endpin can be stored safely and fit in instrument cases, but the maximum height is limited to approximately 20 inches or less
Solution Approach 1:
The endpin is divided into multiple telescoping sections (at least three sections) that can extend beyond traditional lengths. Each section maintains sufficient diameter and wall thickness to support the instrument weight even when fully extended, allowing heights exceeding 20 inches while preserving structural integrity.
Solution Approach 2:
Multiple endpin sections are nested within each other in a telescoping configuration, with each section fitting inside the previous one. This nesting arrangement allows the endpin to extend to greater heights while keeping the retracted length compact for storage in instrument cases.
2Ease of operation
If traditional endpins are made longer to allow standing play, then musicians can stand while playing, but the endpin becomes more prone to mechanical failure and damage
Solution Approach 1:
The endpin is segmented into multiple robust sections that can be configured to provide sufficient length for standing play while maintaining structural strength. Each section is designed with adequate wall thickness and diameter to prevent buckling or failure under instrument weight.
Solution Approach 2:
The endpin sections are designed with optimized parameters including increased wall thickness, appropriate diameter ratios between sections, and material selection that maintains strength-to-weight ratio. These parameter changes ensure that even when extended to standing height, the endpin remains durable and resistant to mechanical failure.
3Adaptability or versatility
If traditional endpins are used with fixed insertion points, then the instrument can be securely mounted, but the musician has limited freedom of motion and ergonomic flexibility
Solution Approach 1:
The endpin system incorporates adjustable components that allow dynamic reconfiguration of the instrument's position. The endpin can be adjusted not only in length but also in angle and orientation, enabling musicians to adapt their playing position and improve freedom of motion while maintaining secure instrument mounting.
Solution Approach 2:
The endpin apparatus provides multiple functions beyond simple vertical support, including angle adjustment, orientation control, and position flexibility. This multi-functionality allows the same endpin system to accommodate various playing styles and ergonomic requirements while maintaining secure instrument mounting.
Data Source
AI summary
Improved endpin stand apparatus for large stringed instruments are provided. The endpin stand apparatus comprises an endpin shaft and/or a hole for receiving an endpin shaft which supports a large stringed instrument, and components to elevate the endpin shaft from the floor on which the endpin stand apparatus rests. The endpin stand apparatus allows for adjustment of the height of the apparatus and thus of the stringed instrument, and may allow of adjustment of the angle of the instrument relative to the axis defined by the apparatus. The endpin stand apparatus allows a user, the musician, to stand while playing the instrument, and allows the user to move both forward and back and side-to-side through a range of motion. The adjustable endpin stand apparatus height and angle allow for a range of instrument locations and angles, and increased range of motion by the musician while playing the instrument.