Electronic Tuning Device for Organ Reed Pipes
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The tuning of reed pipes in organs is a labor-intensive and time-consuming process, requiring precise adjustments and often necessitating two people to operate the keys and tuning crutch, especially in large organs, and is sensitive to temperature changes and environmental factors.
Innovation Solution
A tuning device with an electronic drive element, such as a stepper motor or DC geared motor, is integrated with a tuning crutch that can be actuated to adjust the length of the reed's vibrating area, allowing for automated or semi-automated tuning, and includes a microphone and frequency detection system for precise pitch adjustment, enabling remote control and simultaneous tuning of multiple pipes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual tuning with tuning crutch is used, then tuning precision can be achieved, but tuning time and labor intensity increase significantly
Solution Approach 1:
The patent replaces the manual mechanical tuning system with an automated electronic system. A motor-driven tuning crutch mechanism substitutes human hand operations, while electronic pitch detection (microphone + frequency analysis) replaces human ear judgment. This automation maintains tuning precision while dramatically reducing tuning time and labor intensity.
Solution Approach 2:
The system enables self-service tuning through automation. The electronic pitch detection system automatically measures the pipe's frequency, compares it with the target pitch, and controls the motor to adjust the tuning crutch position until the correct pitch is achieved, eliminating the need for continuous human intervention and monitoring.
2Measurement precision
If two people are used for tuning (one to press keys, one to tune), then tuning accuracy improves, but operational complexity and time consumption increase
Solution Approach 1:
The system performs all tuning operations automatically without requiring a second person. The electronic pitch detection system independently measures the pipe frequency, the control unit calculates the required adjustment, and the motor executes the tuning crutch movement, replacing the need for coordination between two operators.
Solution Approach 2:
The patent replaces the human-human coordination system with an automated control system. Instead of one person pressing keys and another tuning, the system uses electronic signal processing and motor control to achieve the same tuning accuracy with a single operator or even unattended operation.
3Device complexity
If traditional tuning methods are used, then equipment simplicity is maintained, but productivity and efficiency decrease
Solution Approach 1:
The patent introduces an electronic drive element (motor) to replace manual mechanical tuning operations. This substitution adds automation capability while maintaining relative equipment simplicity, enabling faster tuning execution and improved productivity without requiring completely complex systems.
Solution Approach 2:
The system changes the operational parameters from manual speed and position control to automated motor control with electronic feedback. The motor-driven tuning crutch can be precisely controlled to move to the correct position quickly, and the electronic pitch detection provides immediate feedback, dramatically improving tuning efficiency.
4Adaptability or versatility
If reed pipes are tuned manually, then adaptability to temperature changes can be managed, but the tuning process becomes highly sensitive to environmental factors
Solution Approach 1:
The system uses electronic pitch detection with a microphone to continuously monitor the pipe's actual frequency and compare it with the target pitch. This feedback mechanism allows the system to detect and compensate for pitch deviations caused by temperature changes or other environmental factors, maintaining accurate tuning despite environmental variations.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution significantly reduces the time and effort required for tuning, allows for precise pitch adjustments, and enables the organist to tune multiple pipes simultaneously, improving efficiency and accuracy while minimizing the impact of temperature and environmental factors.
Implementation Method 1
an electronic drive element (8), in particular a stepper motor, a piezo motor or a DC geared motor, for moving the adapter (10), taking the tuning crutch (3) with it, in the adjustment direction of the tuning crutch (3)
Implementation Method 2
The electronic tuning device (31) has at least one microphone (32), a device for frequency detection
Implementation Method 3
the pitch is not determined by the vibration of an air column, but by the vibration of the metal tongue
Data Source
Figure 1~2
Figure 3~4b
Figure 5~6
AI summary
The invention relates to a tuning device (1) for a pipe (2) of an organ. The pipe (2) is a reed pipe with a reed (4) and the length of the freely vibrating area of the reed (4) can be changed via an electronic drive element (8).