Class / Patent application number | Description | Number of patent applications / Date published |
084000000 | General features | 81 |
084423000 | Keyboards | 77 |
20080210079 | KEY STRUCTURE AND KEYBOARD APPARATUS - A key structure which is capable of giving a woody appearance to the key, and increasing the freedom of mounting at least one functional part formed as a separate part from the key structure, while maintaining excellent machinability. An upper plate has an increased width part corresponding to an end of a white key toward a player. In the key structure, a wood part is secured to the lower surface of at least the increased width part of the upper plate, and has an increased width part having substantially the same width as the increased width part of the upper plate. The key structure is mountable in a keyboard apparatus, for functioning as a white key pivotally moved by key-depressing operation. A recess is formed in a part of the wood part including the increased width part, which opens downward and has a width (W | 09-04-2008 |
20080236362 | Keyboard Apparatus for Electronic Musical Instrument - A keyboard apparatus for an electronic musical instrument, in which hammers each have increased rigidity without being excessively increased in the mass thereof. The hammers are provided to respectively correspond to keys, and each comprised of a resin hammer base and a metal pipe member which has a circular outer cross-sectional shape and has a fixed end thereof formed at its tip with a flat modified cross-sectional portion which closes an opening at the tip of the fixed end. When the hammer base is injection molded, the fixed end of the pipe member is fixed to a pipe-fixing portion of the hammer base by means of outsert molding. The modified cross-sectional portion of the fixed end achieves a whirl-stop function relative to the pipe-fixing portion. | 10-02-2008 |
20080276788 | ELECTRONIC MUSICAL INSTRUMENT - To the undersurface of a main body | 11-13-2008 |
20090007756 | Electronic Musical Instrument Keyboard Apparatus - Keyboard apparatus includes: a plurality of white and black keys: a plurality of mass body units each pivotable in response to operation of a corresponding one of the keys; a frame having mounted thereon the plurality of keys and mass body units; and upper- and lower-limit stoppers provided on the frame for limiting a pivotable range of each of the mass body units by the mass body unit colliding against the stoppers. Each of the mass body units includes a cavity portion provided in a section thereof that pivots against a gravitational force as the corresponding key is depressed, and a plurality of particles are accommodated in the cavity portion with some vacant space left in the cavity portion. | 01-08-2009 |
20090078107 | Keyboard Apparatus of Electronic Musical Instrument | 03-26-2009 |
20090100986 | Keyboard Apparatus - A keyboard apparatus | 04-23-2009 |
20090114078 | Musical Button-Field Layout for Alphanumeric Keyboards - A computer keyboard including a plurality of buttons for use as an alphanumeric input device, wherein an interval-based isomorphic note layout is mapped to the buttons, and the keyboard is able to function as a music controller input device. | 05-07-2009 |
20090151541 | Housing Structure of Electronic Keyboard Musical Instrument - A housing structure of an electronic keyboard musical instrument, in which a pivotable upper case can be mounted to and dismounted from a lower case when the upper case is in a semi-open state, thereby improving safety and the working efficiency at the time of assembly and maintenance. Pivot coupling parts each include an engagement protrusion comprised of a narrow-width portion and a wide-width portion. An upper case is formed with engagement holes each comprised of a narrow-width counterpart permitting the narrow-width portion to be inserted thereinto and a wide-width counterpart permitting the wide-width portion to be inserted thereinto. By moving the upper case, having a posture thereof corresponding to a mountable/dismountable angle range, in the direction in which the wide-width portions project, the wide-width portions can be inserted into and removed from the wide-width counterparts. | 06-18-2009 |
20090188374 | ELECTRONIC MUSICAL KEYBOARD WITH TACTILE FEEDBACK - Disclosed are systems and methods of receiving note selections from a musician while providing an appropriate tactile sensation to the musician's fingers. | 07-30-2009 |
20100024625 | Portable keyboard system - A portable keyboard system having a pair of keyboards rigidly secured to and directed outward from one another. The keyboard system is secured to a user with shoulder straps, which allow the user to control one keyboard with each hand. The keyboards are separately adjustable across several sound and intensity parameters. | 02-04-2010 |
20100043623 | WIRELESS MUSICAL KEYBOARD - A keyboard support adapted to be mounted to the waste portion of a musician providing support arms that are attached to a harness such that the keyboard is allowed to reposition in the lateral direction with respect to the waist portion of the musician. The support arms are further adapted to maintain the keyboard in a proper ergonomic orientation so the musician can play the keyboard while standing as well as moving. | 02-25-2010 |
20100071531 | Keyboard Apparatus - A keyboard apparatus made longitudinally compact while ensuring a pivotal motion range of hammers within a limited space. Common base ends, to which main bodies of white and black keys are connected via vertically extending hinges, are stacked one upon another and fastened to a fastening part of a frame. Hammers are each supported on a hammer pivot shaft such that its rear end is moved upward about the pivot shaft in a key-depression forward stroke. The hammers have their rear ends located forward of rearmost positions of visible parts of black keys. The hammer pivot shafts are located rearward of frontmost positions of the visible parts. A plate portion of the frame, on which key switches are disposed, is located forward of the rearmost positions of the visible parts of the black keys and upward of the fastening part of the frame. | 03-25-2010 |
20110005369 | KEYBOARD DEVICE - A keyboard device configured such that, when L represents a distance in a horizontal direction from a rotation support of a hammer member | 01-13-2011 |
20110154975 | Musical Support Apparatus - Embodiments of the inventive technology relate generally to item support apparatus. Although a focus of the inventive technology may, in some embodiments, be on support of musical related items such as musical instruments, keyboards, and sound speakers, the scope of the inventive technology and its applicability is not necessarily limited as such. In various embodiments, certain inventive technology provides enhanced functionality (e.g., stand adjustability), robust and simplified design (e.g., as may be found in a retention augmented item stand), enhanced performance (as may be found in a telescoping tube lock apparatus), and an ability to more easily control the elevation and lowering of heavy, stand supported items such as speakers. | 06-30-2011 |
20110283864 | MUSICAL INSTRUMENT KEYBOARD - A musical instrument keyboard is provided comprising a plurality of black and white keys being identically shaped and sized and arranged on a single plane in a parallel and fully adjacent manner relative to one another said keys being connected to key responsive means for enabling the generation of tones substantially within the tonal range of a standard piano. | 11-24-2011 |
20120000347 | KEYBOARD DEVICE - Disclosed is a keyboard device | 01-05-2012 |
20120031254 | KEYBOARD FOR MUSICAL INSTRUMENT, AND INSTRUMENT COMPRISING SUCH A KEYBOARD - A polyphonic, chromatic keyboard, whose notes are alternately distributed across two sub-keyboards arranged in thirds on each sub-keyboard. On each sub-keyboard, the notes are distributed across a tiling of basic triangles that is symmetrical from one sub-keyboard to the other and that peaks at one note, i.e. the major third thereof, and the minor third thereof. Thus, the quality of an interval, and consequently that of a chord or mode, does not vary with a nearby symmetry/translation. The harmonic material is represented by easily memorizable shapes. The relationships between chords are represented by geometrical movements. The keyboard can thus be a pedagogical aid for learning and understanding harmonic rules. The keyboard enables the user to play a bass line and a harmonic or melodic accompaniment simultaneously, feel the harmonic rhythm, and play with virtuosity. The keyboard can be fit onto a portable instrument, thus making it possible to play comfortably. | 02-09-2012 |
20120111176 | KEYBOARD DEVICE - The present invention includes a keyboard chassis | 05-10-2012 |
20130199356 | KEYBOARD APPARATUS - A keyboard apparatus wherein a hammer body having movable and stationary engagement portions is configured such that, in its pivotal movement in a forward direction, a click feeling in a key depression touch is generated when the movable engagement portion comes into contact with and gets over the stationary engagement portion, wherein a distance from a hammer pivot shaft to the movable engagement portion at a certain key stroke position in a key depression stroke becomes smaller with an increase in a pressing drive force, and wherein the movable engagement portion comes into contact with the stationary engagement portion in the pivotal movement in the forward direction where a magnitude of the pressing drive force is less than a prescribed value, and the movable engagement portion does not come into contact with the same where the magnitude of the force is equal to or larger than the prescribed value. | 08-08-2013 |
20130283998 | ELECTRONIC KEYBOARD INSTRUMENT - An electronic keyboard instrument capable of suppressing warpage of a keybed having a keyboard placed thereon and improving the appearance of the instrument by shared use of a backboard covering an instrument body and a speaker box. A piano body of an electronic piano has a keybed. A bottom board is disposed below the keybed in a manner spaced therefrom and extends further rearward than a rear end thereof. A front board is erected on a front end of the bottom board and connected to the keybed. The speaker box accommodates a speaker. A screen board is erected rearward of the front board in the speaker box on the bottom board, and connected to the keybed. A backboard is connected to the rear end of the bottom board in a manner covering the rear sides of the piano body and the speaker box. | 10-31-2013 |
20130305899 | KEYBOARD MUSICAL INSTRUMENT - A keyboard musical instrument of the present invention includes a musical instrument case which is substantially in a box shape and whose front side is open upward, a keyboard section which is arranged in the musical instrument case and exposed to the upper front side of the musical instrument case, a keyboard lid which has a front lid and a rear lid that are foldable and coupled together and openably and closably covers the upper side of the keyboard section, a lid guide section which guides the keyboard lid to be folded and placed near the rear portion of the keyboard section when guiding the keyboard lid to expose the keyboard section upward, a loudspeaker which is arranged in the musical instrument case and positioned behind the keyboard section, and second sound emission holes provided in the upper portion of the musical instrument case. | 11-21-2013 |
20130305900 | KEYBOARD UNIT AND KEYBOARD MUSICAL INSTRUMENT - In the present invention, a keyboard unit includes a keyboard section placed in a unit case on a bottoms plate, a keyboard lid which has a front lid and a rear lid that are foldable and coupled together, and operably and closably covers the keyboard section, and a lid guide section which guides the keyboard lid so that it opens or closes. | 11-21-2013 |
20130319204 | ANGLE ADJUSTER FOR MUSIC STAND AND KEYBOARD INSTRUMENT WITH ANGLE ADJUSTER - An angle adjuster for a music stand includes: a pair of thick portions having a thickness equivalent to a thickness of a two-fold hinge in a folded state and arranged to be mutually parallel; and an intermediate portion arranged between the pair of thick portions and recessed relative to upper surfaces of the thick portions perpendicular to a thickness direction thereof. The intermediate portion includes a plurality of catching portions provided mutually parallely along a longitudinal direction of the thick portions, each of the catching portions being configured to catch one end of a support bar to support the music stand. | 12-05-2013 |
20140000437 | KEYBOARD DEVICE FOR ELECTRONIC MUSICAL INSTRUMENT | 01-02-2014 |
20140033897 | MUSICAL KEYBOARD IN THE FORM OF A TWO-DIMENSIONAL MATRIX - The invention relates to music keyboard design. The music keyboard consists of keys which are organized in the form of a two-dimensional matrix and are ranged along one axis of the matrix as an arithmetic progression of the frequency of the sound produced and along the other axis of the matrix as an arithmetic progression of the period of the sound produced. The technical result is an improvement in the quality of the sound of the musical instrument through the elimination of acoustic interference, and greater ease of use of the major and minor scales. | 02-06-2014 |
20140047969 | PIANO KEY SYSTEM - A keyboard instrument having keys modified as compared to a standard piano keyboard, in which the central longitudinal axis of the D♯ key extends between the adjoining distal lateral sides of the D and E keys, and in which the C♯ and D♯ keys, F♯ and G♯ keys, and G♯ and A♯ keys are respectively 17 millimeters apart. | 02-20-2014 |
20140202313 | COLLAPSIBLE MUSICAL KEYBOARD - Embodiments generally relate to providing a musical keyboard. In one embodiment, a keyboard includes a base characterized by a base plane, a first mechanism operably connected to the base and to a first set of keys; and a second mechanism operably connected to the base and to a second set of keys. In the closed state, the first and second mechanisms enable the plurality of keys and the second set of keys to lie in the base plane. In an open state, the first mechanism enables the first set of keys to lie in a first plane, and the second mechanism enables the second set of keys to lie in a second plane. | 07-24-2014 |
20150013524 | POP-UP APPARATUS - Embodiments generally relate to music devices. In one embodiment, an apparatus includes a first four-bar mechanism operably connected to a first user interface. The apparatus also includes a second four-bar mechanism operably connected to a second user interface. The apparatus also includes a third four-bar mechanism operably connected to the first and second four-bar mechanisms. | 01-15-2015 |
20150053063 | Foldable Musical Keyboard Player - There is a foldable musical keyboard player can convert from a deployed configuration to at least a first and a second folding configuration. In the deployed configuration, the top keyboard of the player is flipped up, exposing the music keys on both the top keyboard and the bottom keyboard. Such a configuration allows access to all the music keys and the control panel of the player, enabling the user to play music. By flipping down the top keyboard that covers the bottom keyboard, the player is converted into the first folding configuration, which transforms the player from a format adapted for playing to another more suitable for transport. By using a number of hinges and adjusting the fastening assemblies, the user may fold the keyboard player again, converting to the second folding configuration, which makes the musical keyboard player compact in occupied space and easy to transport and store. | 02-26-2015 |
084425000 | Auxiliary | 2 |
084426000 | Pedal | 2 |
20080257131 | ELECTRONIC MUSICAL INSTRUMENT - A main body | 10-23-2008 |
20110030534 | Dual sustain single keyboard pedal - A sustain foot pedal for sustaining a first keyboard and a second keyboard that may have first and second switches is provided. The pedal has an actuating member that may simultaneously activate both the first and second switch. A first keyboard receives a first sustain signal upon activation of the first switch and sustains a first note upon receipt of the first sustain signal. A second keyboard receives a second sustain signal upon activation of the second switch and sustains a second note upon receipt of the second sustain signal. The keyboards are independent from one another such that the first keyboard does not send a signal to the second keyboard to control the second keyboard, and such that the second keyboard does not send a signal to the first keyboard to control the first keyboard. | 02-10-2011 |
084429000 | Curved front | 1 |
20130192444 | CIRCULAR PIANO KEYBOARD - According to embodiments herein, a circular, semi-circular, or generally rounded piano keyboard is shown and described. In particular, in an illustrative embodiment, the piano keyboard is a fully to nearly-fully circular stage piano keyboard that surrounds a keyboardist, allowing for up to 360 degrees of key-play. Other, e.g., wearable, embodiments of the circular piano keyboard are also described, such as a curved keytar or a curvaceous “keydress.” | 08-01-2013 |
084430000 | Key bottoms | 1 |
20150302835 | KEYBOARD POSITIONING APPARATUS AND METHOD FOR RETROFITTING ONTO AN EXISTING PIANO ASSEMBLY - An apparatus is provided comprising a frame; an enclosure; a keyboard including a plurality of black and white keys; the plurality of black and white keys each having a top surface and a bottom surface; the enclosure having a surface finish; the enclosure encloses the frame and the keyboard, such each top surface of the plurality of black and white keys is exposed; the frame comprises a first beam, a second beam, a first keyboard support bar, a second keyboard support bar, a third keyboard support bar, a first guide pin rail, a second guide pin rail, and a third guide pin rail; the first, second, and third keyboard supports bars are perpendicular to the first and second beams. | 10-22-2015 |
084432000 | Key frames adjustable | 1 |
20100071532 | Keyboard Apparatus - A keyboard apparatus made longitudinally compact while ensuring a pivotal motion range of hammers within a limited space. Common base ends, to which main bodies of white and black keys are connected via vertically extending hinges, are stacked one upon another and fastened to a fastening part of a frame. Hammers are each supported on a hammer pivot shaft such that its rear end is moved upward about the pivot shaft in a key-depression forward stroke. The hammers have their rear ends located forward of rearmost positions of visible parts of black keys. The hammer pivot shafts are located rearward of frontmost positions of the visible parts. A plate portion of the frame, on which key switches are disposed, is located forward of the rearmost positions of the visible parts of the black keys and upward of the fastening part of the frame. | 03-25-2010 |
084433000 | Keys | 36 |
20080223195 | Keyboard Assembly for Playing Music Automatically - A keyboard assembly for playing music automatically comprises: a plurality of juxtaposed keys including white keys and black keys, each being supported swingable for depression and release thereof; a plurality of juxtaposed swing weights, each for each of the keys and each being supported swingable as interlocked with the corresponding key; and a plurality of actuator devices, each for each of the swing weights to actuate the swing weight, which in turn drives the interlocked key to swing to its depressed position. The actuator devices are arrayed alternately in two rows with the arraying pitch between the actuator devices for the adjacent swing weights made different from the arraying pitch between the swing weights so that the actuator devices for the keys of C through E can be disposed closer to the C end and the actuator devices for the keys of F through B can be disposed closer to the B end, thereby securing a fitting space between the E actuator device and the F actuator device. Alternatively, the actuator devices may be equally spaced within the octave, while the swing weights are spaced unequally. | 09-18-2008 |
20080257132 | BLACK KEY FOR KEYBOARD INSTRUMENT AND METHOD OF MANUFACTURING A BLACK KEY COVER - A black key for a keyboard instrument, in which a black key cover incorporating a weight can be manufactured at low costs, and the black key cover can be firmly mounted on a key body, in a state stably holding the weight in a black key cover body. A swingable key body extends in a front-rear direction. A black key cover body has a hollow shape opening downward, and is mounted on a front portion of the upper surface of the key body in a manner covering the front portion. A weight is received within the black key cover body. The black key cover body has at least one of lower walls protruding inward from lower portions of left and right side walls, for holding the weight from below. The lower surfaces of the lower walls are bonded to the key body. | 10-23-2008 |
20080276789 | Electronic Keyboard Musical Instrument Having Key Actuators - An electronic keyboard musical instrument comprises a keyboard assembly including juxtaposed keys and juxtaposed swing weight mechanisms, each of the keys correspondingly linked with each of the swing weight mechanisms. The keyboard assembly is supported on a key bed having an aperture which is elongate in the direction of the key juxtaposition. Actuating members are provided corresponding to the respective swing weight mechanisms each of which in turn actuates each corresponding key. The actuating members are disposed in a lower yoke having a channel member and flanges integrally manufactured by bending a metal plate. The flanges are fastened to the key bed across and over the aperture so that the actuating members penetrate the aperture toward the swing weight mechanism. The height of the channel member determines a relative position between the actuating members and the swing weight mechanism. | 11-13-2008 |
20080307944 | Electronic Musical Instrument Keyboard Apparatus - Key is pivotably supported by a key frame, and the front end of the key is normally urged upward by a pivot lever. Load member drivable by an actuator is provided rearwardly of a mass body of the pivot lever. Key switch and proximity sensor detect a pivoting position of the key responsive to depression and release operation of the key. Load control circuit performs driving control of the actuator, in accordance with the pivoting position of the key, to move the load member back and forth, to thereby cause the load member to engage (or contact) with the mass body in a depression stroke and terminates the engagement in a release stroke. | 12-18-2008 |
20090007757 | Keyboard Apparatus - In a keyboard apparatus, a key unit has one or more key bodies, a key supporting part for supporting each key body, and a connecting part for connecting the key body to the key supporting part pivotably in a key-stroking direction of the key body. A key frame has an upper surface, and a key mounting part disposed on the upper surface for mounting the key supporting part of the key unit. The key supporting part of the key unit has a first engagement section having a hook-like structure or a press-fitting structure. The key mounting part of the key frame has a second engagement section which engages with the first engagement section when the key unit is mounted to the key frame. The second engagement section has a through-hole or a concave for engagement with the hook-like structure or the press-fitting structure of the first engagement section. The first engagement section and the second engagement section are located above the key mounting part of the key frame. | 01-08-2009 |
20090019987 | KEY FOR KEYBOARD INSTRUMENT - A key for a keyboard instrument, which is capable of maintaining the excellent abrasion resistance and lubricity of bushing cloth for a long time period, thereby making it possible not only to stably ensure a smooth pivotal motion of the key but also to manufacture the key at lower costs. The key is mounted in a state engaged with a pin and is pivotally moved in accordance with depression thereof. The key has a key stick formed with a pin hole having left and right wall surfaces opposed to each other and opening downward, and is pivotally engaged with the pin via the pin hole. Bushing cloth sheets are made of fluorocarbon resin fibers, and are affixed to the left and right wall surfaces of the pin hole. | 01-22-2009 |
20090038466 | KEY FOR A MUSIC INSTRUMENT AND METHOD FOR MANUFACTURING THE SAME - The invention relates to a key for pianos, comprising a pivotably supported key body consisting of a soft wood and adjustment means for adjusting the touch load of the key. A plate-shaped element of a different specific weight is inserted into the key body. The position and weight of the plate-shaped element is selected such that a desired touch load of the key is almost accomplished. The weight of the plate-shaped element is varied slightly by inserting an additional weight, in particular a setscrew, or by forming a recess in such a manner that the desired touch load of the key is accomplished. The plate-shaped element consists of a composite wood material comprising a press-formed resin-wood layer formed of wood veneer layers, which are impregnated with a resin under a vacuum and glued to each other while applying pressure and heat to accomplish a very high specific weight. | 02-12-2009 |
20090100987 | White Key for Keyboard Musical Instrument - A white key for a keyboard musical instrument comprises a key body made of resin in the form of a hollow box shape having an upper wall to be pressed by an instrument player and vertical walls extending downward from the periphery of the upper wall. The upper wall of the key includes a wide part and a narrow part, the narrow part providing a space to accommodate a black key. The upper wall has a thickness not exceeding 1.5 mm and the wide part has a projection extending from the upper wall downward. The projection may be in the form of a rib bridging the vertical walls or of columns extruding from the lower surface of the upper wall. The frequency band of a vibration mode due to a deformation of the upper wall caused when struck by the player's finger is shifted higher when compared with the case where no projection is provided. | 04-23-2009 |
20090205478 | Key and Keyboard Apparatus - A key having a key-depression surface with a woody characteristic and durability without the need of a surface treatment and capable of being formed from a simple-shaped uncompressed wood. A key for use as a black key includes a resin part and a compressed wood part secured at its lower surface to an upper surface of the resin part. The compressed wood part is used to constitute a portion of a key top including an upper surface and positioned above an upper surface of white keys which are in a non-key-depression state. The compressed wood part is obtained by compression molding of unprocessed wood. The compressed density in the vertical direction in the compressed wood part is higher toward rearward from a front end of the compressed wood part. | 08-20-2009 |
20100064879 | Key leveler for musical instruments, computerized key leveling system, and methods of use - A key leveler for leveling keys on the keyboards of musical instruments, a computerized key leveling system, and methods of use thereof. The key leveler includes a guide rail horizontally disposed above the keyboard supported by a pair of mounting clamps at opposite ends that grip the musical instrument. The guide rail is leveled over the keyboard using pairs of swing arms and draw devices. A bearing block is slidably connected to the guide rail to which a tubular gauge holder support of a gauge holder mounts. A longitudinal bore extends through the gauge holder support that slidably receives a mounting stem with stylus of a height indicator retained by a thumbscrew. A push rod closely slidably fits within the longitudinal bore extending downwardly past the gauge holder support having a top end that engages the stylus and a convex bottom end that contacts the keys. An index cylinder is slidably disposed about the gauge holder support and push rod. The push rod is upwardly spring-biased against the stylus using a spring disposed about the push rod. A spring adjustment screw threadably engages the index cylinder and bears against the spring to adjust spring force applied to the push rod. The index cylinder may be positioned in respective park, rest, and depressed positions in which the bottom end of the push rod is at respective heights to clear the keys and for measuring heights of the keys in respective rest and depressed positions. The key leveling system includes the key leveler with an electronic height indicator, a laptop computer, and a software program that runs on the computer to simultaneously calculate optimal shimming for all of the keys to level the keyboard. | 03-18-2010 |
20100077905 | INSTRUCTIONAL DEVICE AND METHOD FOR PIANO OR OTHER MUSICAL KEYBOARD - An instructional device and associated method for illustrating the positions of keys and their associated notes on a keyboard are provided. The instructional device includes key markers that are adjustably mounted on a support structure in a configuration corresponding to the keys of a keyboard. The key markers correspond in size to the keys of the keyboard and are adjustable between the ends of the group of markers. Indicators are provided on the markers to indicate a chordal relationship between a respective one of the markers and the other markers. Thus, the device can be used, e.g., to indicate the position of the keys on a piano keyboard and, further, to indicate the relationship of the keys and associated notes to one another, such as by identifying various chordal relationships. In addition, the device can be adjusted to thereby illustrate such key positions and note relationships in connection with an inversion of one or more of the key markers relative to the others. | 04-01-2010 |
20110100196 | KEY AND KEYBOARD APPARATUS - A key having a key-depression surface with a woody characteristic and durability without the need of a surface treatment and capable of being formed from a simple-shaped uncompressed wood. A key for use as a black key includes a resin part and a compressed wood part secured at its lower surface to an upper surface of the resin part. The compressed wood part is used to constitute a portion of a key top including an upper surface and positioned above an upper surface of white keys which are in a non-key-depression state. The compressed wood part is obtained by compression molding of unprocessed wood. The compressed density in the vertical direction in the compressed wood part is higher toward rearward from a front end of the compressed wood part. | 05-05-2011 |
20120103165 | KEYBOARD DEVICE - This key structure includes rotating shaft sections | 05-03-2012 |
20120240748 | KEYBOARD INSTRUMENT - A keyboard instrument is provided in order to further improve expressiveness as a keyboard instrument while ease in performing is ensured. In the keyboard, a plurality of keys is lined up in order, and each supported so as to be pivotable about a supporting point. The keys include first keys, second keys, and third keys. The first keys, the second keys, and the third keys constitute key portions, in which the first keys, the second keys, and the third keys are respectively lined up according to types of the keys in a lateral direction and disposed in order of the first keys, the second keys, and the third keys from a front side. The key portions are disposed on a plurality of steps in an up-and-down direction. Each of the key portions is constituted such that between two first key pieces, having a pitch different by a whole tone, cutouts are formed in mutually facing portions of the respective first keys, and two second key pieces are disposed therein; between two second key pieces adjacently disposed, cutouts are formed in mutually facing portions of the respective second keys, and one piece of the third keys is disposed therein; between two first key pieces, having a pitch different by a half tone, cutouts are formed in mutually facing portions of the respective first keys, and one piece of the second keys is disposed therein. Therefore, the pitch between the first keys and the second keys adjacently disposed, and the pitch between the second keys and the third keys adjacently disposed respectively become quarter tones. | 09-27-2012 |
20130205970 | KEYBOARD DEVICE FOR ELECTRONIC MUSICAL INSTRUMENT - A keyboard device includes plural white and black keys | 08-15-2013 |
20130205971 | KEYBOARD DEVICE FOR ELECTRONIC MUSICAL INSTRUMENT - A keyboard device includes plural white and black keys | 08-15-2013 |
20130205972 | KEYBOARD DEVICE FOR ELECTRONIC MUSICAL INSTRUMENT - A keyboard device includes plural white and black keys | 08-15-2013 |
20130205973 | KEYBOARD DEVICE FOR ELECTRONIC MUSICAL INSTRUMENT - A keyboard device includes hammers | 08-15-2013 |
20130205974 | KEYBOARD DEVICE FOR ELECTRONIC MUSICAL INSTRUMENT - A keyboard device includes hammers | 08-15-2013 |
20140260898 | Musical Note Learning System - A musical note learning system is disclosed. Color coded musical notation sheets include note colors corresponding to similar colors applied or displayed on a musical instrument. The color coded musical notation sheets may include directional indicator symbols corresponding to sharp or flat notes to be played on the instrument. The musical notation sheets may also include chord indicator symbols corresponding to chords to be played on the instrument. | 09-18-2014 |
20140290464 | KEY FOR KEYBOARD INSTRUMENT - A key for a keyboard instrument, which makes it possible to easily attach a weight to a synthetic resin-made key body while securing a desired touch weight to be given during key depression, and can be manufactured at low costs. The key includes a pivotally movable key body made of a synthetic resin, extending in a front-rear direction, and having a recess open downward, and a weight made of a material whose main component has an elasticity, and attached to the key body in a state received in the recess. The recess has a locking portion formed at an opening edge portion in a manner projecting therefrom such that the locking portion allows the weight to be received into the recess while being elastically deformed when the weight is attached to the key body, and locks the received weight in a state prevented from falling out. | 10-02-2014 |
20150082969 | KEYBOARD DEVICE FOR KEYBOARD INSTRUMENT - A keyboard device for a keyboard instrument capable of having each key easily mounted on a keyboard chassis while ensuring stable pivotal motion of the key, without damaging the key. A keyboard chassis holds keys in arrangement in a left-right direction. A key support part has a lower support portion for supporting a pivot shaft of a key from below, and left and right upper support portions erected with a predetermined spacing in the direction, for supporting a key rear end portion located upward of the shaft from above. When mounting the key to the key support part, the upper support portions have its spacing expanded by the key rear end, thereby being elastically deformed to pass the key rear end, and thereafter, elastically return to their original state to hold the key rear end in a retained state by cooperating with the lower support portion. | 03-26-2015 |
20150090098 | OPERATING ELEMENT DEVICE | 04-02-2015 |
20150122108 | KEYBOARD DEVICE - A keyboard device has a plurality of keys, wherein each key includes: a base member formed of a resin material in a box shape having an open lower surface opposite a touching surface, the base member having a rotatably supported base end side; and a pair of wood members formed of a wood material in a rectangular plate shape, disposed respectively on left and right side surfaces of the base member, wherein at least one of the pair of wood members has a thickness dimension within a range of 2 mm or more and 14.5 mm or less. | 05-07-2015 |
20150294650 | KEY FOR KEYBOARD MUSICAL INSTRUMENT, AND METHOD FOR MANUFACTURING THE KEY - A key includes upper, front and side walls each having a flat shape, and a downwardly-opening space. The key includes a first part (e.g., the upper and front walls) normally visible from outside with the key assembled to the keyboard musical instrument; and a second part (e.g., the side walls) normally invisible from outside with the key assembled to the keyboard musical instrument. In molding, a first molding process is performed where resin is poured into a first mold to mold one of the part normally visible from outside and the part normally invisible from outside, and then a second molding process is performed where the one part molded by the first molding process is inserted into a second mold and resin is poured into the second mold so that the other of the parts is molded and thus the upper wall, front wall and side walls are insert-molded. | 10-15-2015 |
20160012809 | ELECTRONIC KEYBOARD INSTRUMENT | 01-14-2016 |
20160071498 | KEYBOARD DEVICE AND KEYBOARD INSTRUMENT - A keyboard device including a plurality of transmission members which are provided corresponding to a plurality of keys arranged in parallel and each of which makes a rotating motion in response to a depression operation on a corresponding key, a plurality of hammer members which are provided corresponding to the plurality of keys and each of which makes a rotating motion in response to the rotating motion of the transmission member and thereby provides an action load to the key, and a plurality of interlock control sections each of which controls the rotating motion of the hammer member made in response to the rotating motion of the transmission member by a relative motion of an interlock projecting section of the transmission member with respect to a guide hole provided in the hammer member. | 03-10-2016 |
20160104463 | WHITE KEY OF KEYBOARD INSTRUMENT - A white key of a keyboard instrument includes: an upper wall elongated in a front and rear direction; and a pair of side walls extending downward respectively from right and left edges of the upper wall and each elongated in the front and rear direction. The upper wall and the pair of side walls define an inner space opening downward. The upper wall and the pair of side walls include: a narrow portion and a wide portion wider in a right and left direction. The white key has right and left portions with respect to a center line of the narrow portion. The right and left portions are different in construction to adjust a balance of load between the right and left portions with respect to the center line. | 04-14-2016 |
20160104464 | KEYBOARD DEVICE - A keyboard device includes: key units each including a coupler and white or block keys coupled to the coupler at their rear ends; and a key frame assembled to the key frame and supporting the couplers stacked on each other. The coupler of one of the key units is provided with a hook having an engaging portion. The coupler of each of at least one other key unit has a through hole at a position corresponding to the hook. The key frame has a through hole at a position corresponding to the hook. The couplers of the key units are secured on the key frame using the engaging portion in a state in which the hook extends through the through hole of the coupler of each of the at least one other key unit and the through hole of the key frame. | 04-14-2016 |
20160155430 | KEYBOARD FOR MUSICAL INSTRUMENTS HAVING IMPROVED ERGONOMICS | 06-02-2016 |
084435000 | Fulcrums | 2 |
20140366707 | Touch force adjustment means for piano keys - Means for adjusting the touch force required to depress the keys of a piano within the range normally preferred by pianists, comprising of an adjustable weight member located in a slot bored through the side of the piano key. The slot is in a shape that allows the weight to move in a direction parallel to the length of the piano key. Precise adjustment of the touch force necessary to depress a piano key is achieved by moving the weight member within the slot, thereby increasing or decreasing its distance from the key fulcrum. | 12-18-2014 |
20160133234 | KEYBOARD DEVICE AND KEY UNIT - A keyboard device includes key units each including keys arranged in a right and left direction, hinges, a common mounting portion which are molded in one piece. The common mounting portion is elongated in the right and left direction. Each hinge is provided between the common mounting portion and the key. The key units include a particular key unit having an uppermost one of the common mounting portions. At least one of the hinges of the particular key unit includes a hinge thick portion connected to a rear surface of the key; and a hinge thin portion connected to a rear surface of the hinge thick portion and connected to a front surface of the uppermost common mounting portion. A protrusion protruding outward is provided on at least one of opposite outer ends of the hinge thick portion in the right and left direction. | 05-12-2016 |
084436000 | Guides | 2 |
20090007758 | Haptic Keyboard Systems and Methods - Various embodiments provide keyboards that utilize electrically-deformable material as an actuating mechanism to provide haptic feedback to a user of the keyboard. In at least some embodiments, the electrically-deformable material is utilized to impart, to a depressed key or keyboard element, a multi-vectored movement that produces a perceived acceleration of the key or keyboard element thus providing a user with haptic feedback which simulates a snapover movement. | 01-08-2009 |
20130305901 | KEYBOARD DEVICE - A keyboard device of the present invention includes a front guide shaft that is provided on the front portion of a front lid and projects toward sides of the front lid, a rear guide shaft that is provided on the front portion of a rear lid and projects toward sides of the rear lid, and a guide groove that guides the front guide shaft and the rear guide shaft in the front and back directions of a musical instrument case. The guide groove is provided with a guide recess where the rear guide shaft comes in so that the front lid and the rear lid are placed on the same plane when a keyboard lid is closed and covers a keyboard section. | 11-21-2013 |
084437000 | Plating | 2 |
20080229903 | MATERIAL FOR KEYS OF KEYBOARD - A material for a key of a keyboard instrument may include, but is not limited to, a base resin; and particles of a moisture control material that performs chemical sorption of moisture. The moisture control material increase in volume with moisture-sorption. The moisture control material decrease in volume with moisture-desorption. | 09-25-2008 |
20140083277 | WHITE KEY FOR KEYBOARD INSTRUMENT - A white key for a keyboard instrument, which makes it possible to improve yield and marketability and reduce manufacturing costs. The white key for a keyboard instrument includes a wooden key body, a synthetic resin-made upper cover bonded to the key body, and a synthetic resin-made front cover bonded to a front end face of the key body. The upper cover has a protrusion protruding downward from a front end thereof, and the protrusion and an upper end of the front cover are in contact with each other via respective inclined surfaces formed on the protrusion and the upper end of the front cover. | 03-27-2014 |
084439000 | Touch regulators | 7 |
20080229904 | Key Actuating Apparatus - In order to improve a touch of a key of a keyboard musical instrument by using a key actuating apparatus which actuates the key supported so as to be rotationally movable with regard to a frame of the keyboard musical apparatus, a key actuating apparatus ( | 09-25-2008 |
20100000394 | Key Actuating Apparatus - In order to improve a touch of a key of a keyboard musical instrument by using a key actuating apparatus which actuates the key supported so as to be rotationally movable with regard to a frame of the keyboard musical apparatus, a key actuating apparatus ( | 01-07-2010 |
20100031803 | TACTILE OR HAPTIC DEVICE, AND A MUSICAL KEYBOARD WITH AT LEAST ONE SUCH SIMULATION DEVICE - A tactile or haptic sensation simulation device designed to oppose the movement of a manual control component with a reaction reflecting the movement of the control, where the said device has a chamber containing a magneto-rheological fluid, a mobile element interacting mechanically with the fluid and intended to be linked mechanically to the control component, where the said element is mobile between two predetermined positions, at least one sensor with a cinematic and/or dynamic range that is representative of the movement of the control component, a control component and means for the generation of a suitable magnetic field around the chamber so as to apply a magnetic field that is dependent on the dynamic characteristics to be simulated for the movement of the manual control component, and the real-time measurements, the whole being such that the apparent viscosity of the magneto-rheological fluid varies over the travel of the manual control component. | 02-11-2010 |
20100071533 | Keyboard Device - A plurality of keys are supported at a key support parts such that the respective keys are pivoted by a key-pressing operation of a player in a vertical direction, the keys being arranged in parallel to each other along a width direction of the keyboard device. A plurality of hammers are arranged in parallel to each other along the width direction such that the hammers correspond to the respective keys. The hammers are operatively connected to the corresponding keys to rotate about the respective hammer support parts, the hammers applying inertia to pivoting movements of the corresponding keys. A frame has an opening portion open at a front area which faces the player, and located more frontward than the hammer support parts, and the frame is constructed such that the hammer support parts are located between an upper limit position and a lower limit position of the opening portion in the vertical direction, and the hammers can be inserted into the frame through the opening portion from the front area when the hammers are mounted to the respective hammer support parts. | 03-25-2010 |
20100071534 | Keyboard Apparatus - A keyboard apparatus configured that heavy loads to support keys and hammers are perpendicularly applied to front-side and rear-side contact portions and the area of a front part of a frame as seen from side can be reduced, thereby suppressing an amount of use of resin. The keyboard apparatus includes a frame integrally formed by resin and mounted with a stopper mounting portion to which an initial stopper is mounted. The frame is supported on a keybed only by front-side and rear-side supporting portions respectively contacting the keybed at locations beneath hammer pivot shafts and beneath key supports. In a longitudinal region between the stopper mounting portion and the front-side supporting portion, the height position of a lowermost part of the frame become higher at a position closer to the stopper mounting portion. | 03-25-2010 |
20130233150 | KEYBOARD APPARATUS - A keyboard apparatus, including: a key that is pivotable by depressing and release operations between: a pivotal movement start position corresponding to a non-key depression state; and a pivotal movement end position corresponding to a key-depression end state; a hammer body that is pivotable between: a pivotal movement start position; and a pivotal movement end position for imparting inertia to the key depressing operation; and an elastic portion to apply elastic force to at least one of the key and the hammer body, wherein the elastic portion is configured not to apply the elastic force to the key and the hammer body in the non-key depression state and configured to start to apply the elastic force in a direction toward the pivotal movement start position to the at least one of the key and the hammer body from a certain point in a forward stroke of the key depressing operation. | 09-12-2013 |
084440000 | Resistance | 1 |
20100288103 | Compact device for adjusting piano key touch weight - A series of adjustable springs, rigidly suspended above the keys of a piano, provides a downward force which reduces the effort needed to depress the keys. Precise adjustment of the series, and its attachment to the piano are facilitated through the use of existing fastener hardware within the conventional piano architecture. | 11-18-2010 |
084443000 | Chord players | 1 |
084444000 | Pedal operated | 1 |
20150325224 | PEDALBOARD SUPPORT FOR ELECTRIC INSTRUMENTS - A pedalboard support for electric instruments of the type comprising at least two parallel longitudinal sections, each longitudinal section having a top surface to support pedals and an under surface, characterised in that each section comprises at least two grooves forming open channels to receive attachment means, the support further comprising at least two end pieces, each of the pieces joining the longitudinal sections at one of their ends through attachment means. | 11-12-2015 |
084452000 | Materials | 3 |
20100199831 | ACOUSTIC TIMBER FOR MUSICAL INSTRUMENT - An acoustic timber for use in an acoustic musical instrument is constituted of a plurality of woody members, such as woody fibers, woody veneers, blasted bamboo fibers, and defibrated bamboo fibers, whose fiber length is 50 mm or more. An epoxy resin is impregnated into the woody members with an impregnation factor of 5 weight-percent through 50 weight-percent. The woody members impregnated with the epoxy resin are joined together by way of heating and compressive molding so that the fibers thereof are uniformly aligned in the desired fiber-aligning direction. | 08-12-2010 |
20140033898 | Multi-Layered Brass & Woodwind Instrument Cover - A multi-layered instrument cover protects an instrument against damage. The cover can encapsulate the instrument fully assembled, so that a user only has to remove the cover to utilize the instrument. The cover includes multiple layers that provide various functions. An inner layer is fabricated from a soft material suitable for contacting the instrument. An intermediate layer overlays the inner layer, and has sufficient rigidity to provide protection and a shape to the cover. The shape of the cover can conform to the instrument. An exterior layer provides an exterior surface that can be decorative and also help to identify the instrument. The exterior layer and the intermediate layer can be sewn onto the inner layer. Pouches on the exterior layer contain instrument components such as mouth pieces, tuners, and sheet music. A handle on the exterior layer orients and positions the cover on and/or off the instrument. | 02-06-2014 |
20160049139 | Protective System - A protective system includes a protective multi-layered body portion for protecting an instrument from debris, wind, temperature extremes, and visual observation. The body portion encapsulates the instrument fully assembled, so that a user has to remove the cover to utilize the instrument. The body portion minimizes contact with instrument. The body portion includes multiple layers. Each layer provides a unique, novel function for protection of the instrument. An inner layer engages the instrument. An intermediate layer contours to the shape of the instrument and provides insulation. An exterior layer forms the exterior protective surface and includes a pouch and a handle. Outside the body portion, a fastener regulates access to the inside. Inside the body portion, an instrument enhancing device, such as silica packs help protect the instrument. At least one wire carries a current along the body portion to provide heat for the instrument from an external source. | 02-18-2016 |
084452000 | Plastic material | 2 |
20100199831 | ACOUSTIC TIMBER FOR MUSICAL INSTRUMENT - An acoustic timber for use in an acoustic musical instrument is constituted of a plurality of woody members, such as woody fibers, woody veneers, blasted bamboo fibers, and defibrated bamboo fibers, whose fiber length is 50 mm or more. An epoxy resin is impregnated into the woody members with an impregnation factor of 5 weight-percent through 50 weight-percent. The woody members impregnated with the epoxy resin are joined together by way of heating and compressive molding so that the fibers thereof are uniformly aligned in the desired fiber-aligning direction. | 08-12-2010 |
20140033898 | Multi-Layered Brass & Woodwind Instrument Cover - A multi-layered instrument cover protects an instrument against damage. The cover can encapsulate the instrument fully assembled, so that a user only has to remove the cover to utilize the instrument. The cover includes multiple layers that provide various functions. An inner layer is fabricated from a soft material suitable for contacting the instrument. An intermediate layer overlays the inner layer, and has sufficient rigidity to provide protection and a shape to the cover. The shape of the cover can conform to the instrument. An exterior layer provides an exterior surface that can be decorative and also help to identify the instrument. The exterior layer and the intermediate layer can be sewn onto the inner layer. Pouches on the exterior layer contain instrument components such as mouth pieces, tuners, and sheet music. A handle on the exterior layer orients and positions the cover on and/or off the instrument. | 02-06-2014 |
20160049139 | Protective System - A protective system includes a protective multi-layered body portion for protecting an instrument from debris, wind, temperature extremes, and visual observation. The body portion encapsulates the instrument fully assembled, so that a user has to remove the cover to utilize the instrument. The body portion minimizes contact with instrument. The body portion includes multiple layers. Each layer provides a unique, novel function for protection of the instrument. An inner layer engages the instrument. An intermediate layer contours to the shape of the instrument and provides insulation. An exterior layer forms the exterior protective surface and includes a pouch and a handle. Outside the body portion, a fastener regulates access to the inside. Inside the body portion, an instrument enhancing device, such as silica packs help protect the instrument. At least one wire carries a current along the body portion to provide heat for the instrument from an external source. | 02-18-2016 |