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Class Information
Number: 84/439
Name: Music > Instruments > General features > Keyboards > Touch regulators
Description: Means to adjust the depth or other characteristics of the touch.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8222509 |
Pedal device of electronic keyboard musical instrument |
Jul. 17, 2012 |
| 8093480 |
Keyboard device for electronic keyboard instrument |
Jan. 10, 2012 |
| 8003871 |
Keyboard apparatus |
Aug. 23, 2011 |
| 7999162 |
Movable part firmly equipped with balance weight, musical instrument and method of assembling balance weight therein |
Aug. 16, 2011 |
| 7947887 |
Touch control apparatus of electronic musical instrument |
May. 24, 2011 |
| 7935875 |
Key actuating apparatus |
May. 3, 2011 |
| 7923619 |
Keyboard device |
Apr. 12, 2011 |
| 7858864 |
Key actuating apparatus |
Dec. 28, 2010 |
| 7847173 |
Compact device for adjusting piano key touch weight |
Dec. 7, 2010 |
| 7807911 |
Keyboard musical instrument having keys equipped with balancers biting into keys and method for securing balancers to keys |
Oct. 5, 2010 |
| 7807907 |
Keyboard musical instrument and action unit incorporated therein |
Oct. 5, 2010 |
| 7678981 |
Keyboard structure of electronic keyboard instrument |
Mar. 16, 2010 |
| 7608772 |
Black key for keyboard instrument and method of manufacturing a black key cover |
Oct. 27, 2009 |
| 7541530 |
Tone plate for keyboard-type tone plate percussion instrument, tone plate fabricating method, tone generator unit of tone plate percussion instrument, and keyboard-type percussion instrument |
Jun. 2, 2009 |
| 7402741 |
Keyboard apparatus |
Jul. 22, 2008 |
| 7166795 |
Method and apparatus for simulating a mechanical keyboard action in an electronic keyboard |
Jan. 23, 2007 |
| 7129404 |
Keyboard musical instrument having keys regulated with stable key balance pieces and process for fabricating keys |
Oct. 31, 2006 |
| 7111533 |
Multiple bit screwdriver |
Sep. 26, 2006 |
| 7067730 |
Keyboard musical instrument having keys regulated with stable key balance pieces |
Jun. 27, 2006 |
| 6995308 |
Electric keyboard assembly and method of manufacturing weight members provided in keyboard assembly |
Feb. 7, 2006 |
| 6815603 |
Unbreakable and economical optical sensor array and keyboard musical instrument using the same |
Nov. 9, 2004 |
| 6703552 |
Continuous music keyboard |
Mar. 9, 2004 |
| 6660920 |
Music operator with tension string for sensing action input |
Dec. 9, 2003 |
| 6531651 |
Key for musical instrument |
Mar. 11, 2003 |
| 6380469 |
Keyboard musical instrument equipped with key actuators accurately controlling key motion |
Apr. 30, 2002 |
| 6297437 |
Keyboard musical instrument and information processing system incorporated therein for discriminating different kinds of key motion |
Oct. 2, 2001 |
| 6218601 |
In-line keyboard |
Apr. 17, 2001 |
| 6153819 |
Note release control method for solenoid actuated piano actions |
Nov. 28, 2000 |
| 6147289 |
Keyboard assembly and method of manufacturing it |
Nov. 14, 2000 |
| 6060653 |
Method and apparatus for adjusting keys of a musical keyboard instrument from a weighted action to synthesizer feel |
May. 9, 2000 |
| 5977466 |
Keyboard musical instrument equipped with small simple economical key touch generator |
Nov. 2, 1999 |
| 5895875 |
Keyboard assembly for electronic musical instrument |
Apr. 20, 1999 |
| 5866831 |
Simulated piano action apparatus for electronic keyboard |
Feb. 2, 1999 |
| 5796023 |
Keyboard apparatus with white keys and black keys having action member driving sections at substantially the same location |
Aug. 18, 1998 |
| 5696340 |
Keyboards for electronic pianos |
Dec. 9, 1997 |
| 5574241 |
Keyboard apparatus with common stopper for key and hammer |
Nov. 12, 1996 |
| 5204486 |
Keyboard device of an electronic keyboard instrument |
Apr. 20, 1993 |
| 5158003 |
Keys for electronic musical instrument |
Oct. 27, 1992 |
| 5129301 |
Tracker touch apparatus utilizing magnetism for tactile feel |
Jul. 14, 1992 |
| 5062342 |
Piano action device for electronic keyboard musical instruments |
Nov. 5, 1991 |
| 5035168 |
Balance pin assembly for a piano key |
Jul. 30, 1991 |
| 4993305 |
Manual with piano effect for use in electronic organs |
Feb. 19, 1991 |
| 4972753 |
Electronic musical instrument |
Nov. 27, 1990 |
| 4899631 |
Active touch keyboard |
Feb. 13, 1990 |
| 4890533 |
Key device for electronic keyboard musical instrument |
Jan. 2, 1990 |
| 4860630 |
Manual for electronic organs and the like |
Aug. 29, 1989 |
| 4856407 |
Action mechanism for a keyboard of an electronic piano |
Aug. 15, 1989 |
| 4723471 |
Keyboard device |
Feb. 9, 1988 |
| 4667563 |
Key apparatus for electronic musical instrument |
May. 26, 1987 |
| 4602549 |
Keyboard device having cushioned weight member for electronic musical instrument |
Jul. 29, 1986 |
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