Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 8440896 | Keyboard device This key structure includes rotating shaft sections 12, 16, and 20 which are respectively provided in the rear end of key bodies 11, 15, and 19 arrayed in parallel, and serve as rotation fulcrums for rotations of the key bodies 11, 15 | 05/14/2013 |
| 8299344 | 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... | 10/30/2012 |
| 7952011 | 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... | 05/31/2011 |
| 7893335 | Key leveler for musical instruments, computerized key leveling system, and methods of use A key leveler and method of use for leveling keys on a musical instrument keyboard. A horizontal guide rail holding a gauge holder and height indicator is leveled over the keyboard. The gauge holder includes a downward-extending push rod for contacting each key. An ... | 02/22/2011 |
| 7807911 | Keyboard musical instrument having keys equipped with balancers biting into keys and method for securing balancers to keys Keys of an acoustic piano require balancers for cancellation of a part of self weight of the action units/hammers; however, the balancers are liable to be dropped off due to the aged deterioration of the wooden bars; in order to keep the balancers stable in the keys... | 10/05/2010 |
| 7807912 | 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 ... | 10/05/2010 |
| 7759570 | 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 moi... | 07/20/2010 |
| 7741553 | 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 o... | 06/22/2010 |
| 7696425 | Key pad assembly and electronic device having the same A keypad assembly, which includes at least one key configured to be provided at an outer surface of a body of an electronic device, a substrate including at least one switch that closes when the at least one key is depressed, and a supporting plate configured to det... | 04/13/2010 |
| 7652207 | 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... | 01/26/2010 |
| 7633002 | Piano key assembly A piano key assembly for a pianoforte in which weights are mounted on a keystick to have a center of gravity between a first point along said keystick halfway between the pivot point of the keystick and the end struck by the pianist and a second point halfway betwee... | 12/15/2009 |
| 7619154 | 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 correspond... | 11/17/2009 |
| 7608772 | 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 bo... | 10/27/2009 |
| 7544876 | Keyboard apparatus of electronic keyboard instrument A keyboard apparatus of an electronic keyboard instrument, which is compact in size and broad in a permissible movable range at the time of receiving a force exerting in a width direction of keys. The keyboard apparatus includes key main bodies each provided with a ... | 06/09/2009 |
| 7476795 | Keyboard device for electronic musical keyboard instrument A keyboard device is designed for use in an electronic musical keyboard instrument, and composed of a key frame and at least one key array unit mounted in the key frame. The key array unit has a plurality of keys and a common base part which integrates the plurality... | 01/13/2009 |
| 7402741 | Keyboard apparatus A keyboard apparatus which is capable of imparting a natural key depression feeling with a definite and positive load change, with a simplified construction. A key touch feeling-imparting mechanism imparts a predetermined key touch feeling to a key when it is depres... | 07/22/2008 |
| 7394004 | Key structure A key structure includes a top plate which is formed by laminating a half-transparent resin surface layer member on a resin bottom side member using two-color injection molding, and the top plate is secured on a wooden key base. A plurality of concave grooves and pr... | 07/01/2008 |
| 7329812 | Electronic musical instrument An electronic musical instrument which has a fallboard unit whose dimension in the longitudinal direction of the instrument is not increased even when the fallboard unit contains a functional component part including electrical wiring. A cover unit has a front cover... | 02/12/2008 |
| 7285717 | Electronic musical instrument An electronic musical instrument which has a fallboard unit whose dimension in the longitudinal direction of the instrument is not increased even when the fallboard unit contains a functional component part including electrical wiring. A cover unit has a front cover... | 10/23/2007 |
| 7268285 | Key structure and keyboard apparatus A key structure which has a key formed by a wood part so as to present a woody appearance and which makes it possible to prevent support members thereof that support the wood part from being damaged during machining of the wood part for width adjustment. The key str... | 09/11/2007 |
| 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 |
| 7265288 | Key structure A key structure which is free from separation between a wood part thereof and a key base body to which the wood part is secured and has enhanced vertical rigidity in the vicinity of a clearance between the base end of the key base body and the wood part. In the key ... | 09/04/2007 |
| 7262351 | Piano hammer A piano hammer comprises an elongate hammer head having a nose portion defining side surfaces and a felt covering extending about the nose portion with tail portions of the felt covering affixed to the side surfaces. The felt covering defines a substantially ellipti... | 08/28/2007 |
| 7247807 | Button having stiffer vertical motion and reduced lateral motion One embodiment of the invention is a button for engaging an electrical switch comprising: a button post that transmits a vertical motion of the button to the electrical switch, an alignment post that registers against the electrical switch and reduces lateral motion... | 07/24/2007 |
| 7241949 | Electronic musical instrument An electronic musical instrument which has a fallboard unit whose dimension in the longitudinal direction of the instrument is not increased even when the fallboard unit contains a functional component part including electrical wiring. A cover unit has a front cover... | 07/10/2007 |
| 7217877 | Keyboard apparatus A keyboard apparatus which is capable of enhancing key touch feeling. The keyboard apparatus has a chassis (1), and key bodies (10) to be depressed are supported by the chassis. A hammer body (20) associated with each of the key bodies is driven... | 05/15/2007 |
| 7208668 | Keyboard device for keyboard instrument A keyboard instrument which is capable of ensuring sufficient strength of neighboring portions of chassis and preventing generation of noise, while restricting lateral motion of hammers. Keys are pivotally supported by chassis arranged side by side in a left-right d... | 04/24/2007 |
| 7186907 | Piano key assembly A piano key mechanism for a pianoforte with improved dynamic performance has weights placed within each keystick in the region between the pivot point of each key and a point midway between the pivot point and the ivory end of the keystick. The arrangement of weight... | 03/06/2007 |
| 7176370 | 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... | 02/13/2007 |
| 7145062 | String-striking device of piano A string-striking device of a piano by which static loading applied to a front end of a key on the playing side can be readily adjusted. Each key (3) is provided with a long weight lever (21) disposed along the length direction of the key 3 at a... | 12/05/2006 |
| 7141729 | Hammer keyboard system and chassis A hammer with simplified structure and reduced costs that maintains its capability as a mass body to impart a touch weight. The hammer is configured such that it is possible to fix the two mass plates to the metal base plate by means of a single rivet. Therefore, th... | 11/28/2006 |
| 7129403 | Friction at the jack and knuckle interface in a grand piano eliminated A grand piano action the jack having a projection acting against the knuckle dependent from the hammer shank carrying the piano hammer by a counter weight carried by the jack eliminating the spoon and the regulating button and the jack spring pressing against the ja... | 10/31/2006 |
| 7129404 | Keyboard musical instrument having keys regulated with stable key balance pieces and process for fabricating keys A key is an indispensable component parts of an acoustic or electronic keyboard musical instrument, and key balancers are embedded in the key for varying the moment exerted on the key; the key balancers are fastened to the key by means of an anchor so that the key b... | 10/31/2006 |
| 7067730 | Keyboard musical instrument having keys regulated with stable key balance pieces A key is an indispensable component parts of an acoustic or electronic keyboard musical instrument, and key balancers are embedded in the key for varying the moment exerted on the key; the key balancers are fastened to the key by means of an anchor so that the key b... | 06/27/2006 |
| 7060883 | Compact keyboard apparatus with accurate detection of key pressing speed A keyboard apparatus is provided with a key unit that has a plurality of keys supported for pivotal motion. Also provided is a detection section for detecting a key speed when any of the keys are pivoted. The key unit and detection section are supported by a housing... | 06/13/2006 |
| 6995308 | Electric keyboard assembly and method of manufacturing weight members provided in keyboard assembly There is provided an electric keyboard assembly having a construction which is capable of reducing a height of a keyboard and at the same time facilitating key scaling to key-touch response while maintaining the degree of freedom in designing the keyboard. A key is ... | 02/07/2006 |
| 6930234 | Adjustable keyboard apparatus and method A keyboard apparatus for musical instruments such as pianos, organs, clavichords, and harpsichords, and methods for making and using the apparatus. The apparatus includes a frame assembly, a plurality of keys, a plurality of lever assemblies each operably connected ... | 08/16/2005 |
| 6914206 | Operation button fixing structure of electric device In order to facilitate fixing an operating button to the front panel of an electric device, the operation button includes a rectangular frame having at least one engagement piece integrally connected to and extending downwards from its bottom side. The operation but... | 07/05/2005 |
| 6838604 | Wooden bars arranged for percussion instruments A prescribed number of bars are arranged in a percussion instrument such as a xylophone and marimba, wherein each bar is formed by a base layer, a fiber reinforced plastic layer, and a surface layer that are combined together using an epoxy adhesive therebetween. Bo... | 01/04/2005 |
| 6774294 | Key for musical instrument A key for a musical instrument is provided for facilitating the attachment of a weight, and adjustments of a touch load, while using an alternative material for substitution for lead as a material for the weight. The key comprises a swingable key body formed with em... | 08/10/2004 |
