Tangent piano
（重定向自Tangent mechanism）
![Reconstruction of a tangent piano according to historical examples by Dierik Potvlieghe](/Images/godic/202502/15/Tangentenflügel1846.JPG")
The tangent piano is a very rare keyboard instrument that resembles a harpsichord and early pianos in design. It normally features five octaves of keys and the strings are acted upon by narrow wooden or metal slips when the keys are depressed.