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The basic structure of the piano
2015-06-16

Pedal (Pedal) refers to the piano with the following terms of foot pedaling. It is in addition to the piano keyboard the most important accessory. 1711 Italian instrument maker home grams Morris Siduofoli (Bartolommeo Cristofori) piano in the transformation of the invention. It is divided into three parts. (One of the most commonly used is the sustain pedal)
Sustain pedal (Damper Pedal): the right pedal, also known as the sustain pedal, also known as resonance pedal. British Bulao Ma (John Broadwood) in 1783, the invention is usually piano inside the rightmost pedal, but also the book called "repeater", when the sustain pedal is pressed now, the usual pressure on the strings damper (Damper) immediately raised. All the strings continue shock, after the pedal off, all of the damper and all the pressure on the strings to stop the pronunciation. Since the damper pedal is pressed the piano will expand to some extent, it is also called Forte pedal (Loud Pedal).
Soft pedal (Soft Pedal): the left pedal, also known as the soft pedal (ulna cord). In the grand piano, the soft pedal when, the hammer will immediately goes sideways, so that the volume decrease, and the sound becomes very pure, gentle. The upright piano, when soft pedal, the hammers closer to the strings, so as to reduce momentum, reduce the length and intensity of combat, so that the volume becomes smaller. Its role is not only to help players play more weak, but also to increase the voice soft, and remove any percussion sound quality ingredients. Left pedal is often compared to "spin the music player's mute."
Muffler pedal (Sostenuto Pedal): pedal, choose to extend pedal (sostenuto). With special properties pedal. Use a grand piano in the middle pedal is "specific legato pedal" use is to play the next key and hold depressed "specific damper pedal" hold, just continue to sustain the latch, the other keys are not affected. When most modern upright piano middle pedal is depressed, a flannel activities will be sandwiched between the hammers and strings, so that the volume becomes extremely low. Usually only used at night or early in the morning when you play the piano, so as not to disturb the tranquility of the neighbors. So sometimes also called also called times soft pedal.
Tuning nail
Tuning nail (Tuning Pins) are some of the nail-shaped bolt can be rotated with a special wrench twist. It lathe is locking a special high-carbon steel, which strings can be firmly nailed around the peg, causing intonation can maintain long-term and stabilized at the strings of high-strength tensile force.
The hammer
Hammer (Hammer) outsourcing of high-quality felt or flannel, since this layer "skins" are mostly made of wool, which is also called wool hammer. It is itself attached to the key, when the key is pressed, the hammer will be knocked on the strings and by the vibration of the strings to make the piano sound. Therefore, its role is to tap the nail is closely linked to the tuning of the strings.
Damper
Damper (Damper) damper is close to the string, the string is used to prevent vibration. For example, when a piano key is pressed, the hammer inside the piano will play the string on a strip made of copper, the sound through the vibration of the strings.
Hammer machine
The key action (Action) hammer machine connected to the keys and hammers, the piano is the whole soul and the most important accessories.
Soundboard
Soundboard (Soundboard) piano soundboard located inside a large board, high-grade piano spell with maple wood panels, MDF useful for modern low-end universal piano. It is attached to the tuning screws, close to the strings when the strings vibration, acoustic sound board makes high efficiency coupling into the air, the sound coming through the castanets reflection and expand it.
Key
Key (Keyboard) whole key is a combination of black and white keys made. 36 black keys and white keys 52, a total of 88.

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