Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7279630 | Automatic player musical instrument, automatic player used therein and method for exactly controlling keys An automatic playing system creates a feedback control loop for the keys incorporated in an acoustic piano; key sensors, which are provided under the front portions of the keys, informs a motion controller of current positions, and the motion controller periodically... | 10/09/2007 |
| 7265283 | String-striking device for piano A string-striking device for a piano, where a static loading acting on a fore-end on the playing side of a key can be easily adjusted. A long weight lever (21) is provided on each key (3). The lever (21) is installed along the length direction o... | 09/04/2007 |
| 7265281 | Automatic player musical instrument having playback table partially prepared through transcription from reference table and computer program used therein An automatic player piano is only equipped with key sensors, and the automatic player is expected to give rise to hammer motion to be varied together with the loudness of tones; the manufacturer prepared not only a velocity conversion table expressing a relation bet... | 09/04/2007 |
| 7238873 | Automatic player musical instrument exactly reproducing performance and automatic player used therein An automatic player piano is equipped with solenoid-operated pedal actuators for driving the pedals in a playback; since a large quantity of induction is coupled to the solenoid, the driving signal is delayed due to long time constant so that the pedals behave diffe... | 07/03/2007 |
| 5714702 | Pedal controlling system and method of controlling pedal for recording and reproducing pedal action A pedal controller monitors a damper pedal incorporated in an acoustic piano, and reduces the amount of music data information represented by digital pedal position signals through an anti-aliasing filtering, a decimation and an interpolation without sacr... | 02/03/1998 |
| 5451706 | Automatic player piano equipped with mute lock system for reproducing faint sounds in playback mode An automatic player piano largely comprises mechanical components such as a keyboard, key action mechanisms, hammer mechanisms, damper mechanisms and pedal mechanisms and electrical components such as solenoid operated actuators associated with the keyboa... | 09/19/1995 |
| 4324164 | Tone changing means for percussion instruments In the herein illustrated embodiment the harp or tone generator assembly of the piano is supported pivotally at one end so as to pivot in a substantially horizontal plane on its support, and a mechanism manipulated by the player shifts the movable end of ... | 04/13/1982 |
| 4206677 | Pedal actuator for electronic player piano Pedal actuator and connection assemblies for electronic vorsetzer player piano units incorporating universal connection members between the electronic assemblies and foot pedals for converting a conventional piano to an electronic player piano are disclos... | 06/10/1980 |
