The Harmonic Pedal Mechanism
Below, you'll find a diagram of the harmonic pedal mechanism for the grand piano & a link to download the documents in PDF format.
The Principles of the Mechanism
LE PRINCIPE DE FONCTIONNEMENT
Fig 1: View of the mechanism from above
Fig 2: Close-up fo the mechanism from above
Fig 3: View of the mechanism from below
Fig 4: Close-up of the mechanism from below
Fig 5: View of the pedals from above
Download documentation for the grand piano.
Download documentation for the upright piano.