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Class 84/386 - Pitch-changing devices


Subclass of Class 84 - Music
Definition: Devices for changing the key or the pitch; transposers.
No. of patents: 27
Last issue date: 05/22/2012


NumberTitleIssue Date
8183449Tunable clarinet barrel
The present invention relates to a tuneable clarinet barrel joint (1) for arrangement between the mouthpiece and the upper joint of a (Eb, D, C, A or Bb) clarinet, with a longitudinal axis (L) and a bore (100) which runs in the lo...
05/22/2012
8063292Speaker structure
A speaker structure contains a removable food container as a resonant box. The speaker structure contains a baffling device. The baffling device contains a baffle and means for retaining an open top of the food container that is attached to the baffle. When the food...
11/22/2011
7178629Electroacoustic public address unit with acoustic horn or waveguide
A horn or waveguide public address unit, enabling to adapt the dispersion characteristics of the horn or waveguide. The unit is provided with at least one profiling component (21a, 21b) constituting a removable dispersion shaper, capable ...
02/20/2007
7148411Adjustable tuning tube for a clarinet
An adjustable tuning tube for a clarinet is composed of an outer tube and an inner tube. The outer tube has a first upper chamber, a lower chamber, and a middle portion between the first upper chamber and the lower chamber. A button is pivotally mounted in an arcuat...
12/12/2006
7078605Inversely proportioned mouthpieces
Mouthpieces for brass wind musical instruments are shaped so the physical length of a mouthpiece body (40, 50, 60, 70, & 80) is inversely-proportional to the volumetric size of a corresponding cup-chamber (42, 52, 62, 72, & 82). Methods f...
07/18/2006
6914179Flutes with multiple chambers that share compound bisected toneholes
One exemplary embodiment of a flute comprises first and second chambers in which sound is resonated and a tonehole disposed at and shared by the first and second chambers. The tonehole is coverable by a single finger of an operator's hand and is configured to facili...
07/05/2005
6872876Ocarinas with an inner liner and an outer shell
One embodiment of an ocarina has an inner liner that includes a plurality of apertures and an outer shell disposed substantially completely around the inner liner. In one exemplary embodiment of such an ocarina, the plurality of apertures in the inner liner facilita...
03/29/2005
6765138Register system for contrabassoon
A contrabassoon has a body, a tuning slide, a bocal pipe and a novel register system. The body, tuning slide and bocal pipe form a tube having a continuous bore. The register system comprises 5 vent holes formed in the tube. Key mechanisms for selectively opening an...
07/20/2004
6660919Regulator for the controls the timbre and the volume of flute sound
This invention is of a mechanism which controls the timbre and the volume of flute sound. More concrete explanation of the device is as follows. This device enables the players to control the various color and the volume of the sound and perform with uniq...
12/09/2003
6476302Saxophone
A saxophone has a main body, a neck, a treble connection set, a connection rod, and a link set. The main body has a high G hole and a high F sharp hole. A high G button and a high G cover are connected by the connection rod. The neck has a treble hole. A ...
11/05/2002
6143969Mouth-pipe of a saxophone
A mouth-pipe of a saxophone is disclosed. A mouth-pipe is covered on a top of a saxophone wind tube. A high pitch hole is installed on the upper end of the mouth-pipe which is pivotally installed with an octave key. A key cover is installed at the inner s...
11/07/2000
6083075Animal call device
An animal call device includes a sound generator part and a sound amplifier part preferably directly connected to the sound generator part for producing an amplified and reverberating or echo-like animal call signal. The sound generator part includes a mo...
07/04/2000
5892167Key mechanism of bassoon
A bassoon equipped with a key mechanism is constructed by a tube which consists of a tenor joint, a double joint, a long joint and a bell joint. Herein, three sound holes corresponding to sounds of E, B.music-flat. and F.music-sharp. are located in the do...
04/06/1999
5864076Clarinet barrel
A clarinet barrel consists of two parts (2 and 3) screwed into each other. The inner part (2) carries a ring (8) with an outer thread (9) screwed into a ring-shaped part (14) of the outer part (3) provided with an inner thread (15). The inner part (2) has...
01/26/1999
5690534Bird and animal call
A wind instrument that can be used to replicate the calls of birds and animals particularly including the common loon. An instrument having the type of mouthpiece used on a recorder and an elongate body having a bore has an baffle within the bore that clo...
11/25/1997
5291817Adjustable barrel tuning apparatus for use with a woodwind musical instrument
An apparatus for varying the length of the barrel of a woodwind musical instrument by providing adjustability in the length thereof which includes two tubular members which are telescopingly movable with respect to one another and include a primary gear r...
03/08/1994
5249499Adjustable tuning barrel
An adjustable tuning barrel is disclosed for use with a woodwind instrument that allows the instrument to be easily tuned during play. The tuning barrel includes a fixed element, an adjusting ring coaxial with the fixed element and held in rotatable conta...
10/05/1993
5241890Speaker vent
In a woodwind instrument, the improvement comprising a speaker vent extending from inside to outside of the instrument, said speaker vent being characterized by an internal volume in the range of 200 mm3 to 285 mm3....
09/07/1993
5189236Tunable resonator plug
An improved resonator tuning plug for the resonators of keyboard percussion instruments. An inexpensive plug suitable for the entire range of the keyboard instrument, offering quick tuning changes and secure locking of position. A thickness of material sh...
02/23/1993
4770080Panpipe having tone setting controls
The disclosed panpipe has adjustable plug means for closing and sealing the otherwise open tube bottoms at adjustable distances from the open tube tops, for tuning the panpipe tubes. The plug means includes a plunger seal fitted inside the tube, a manual ...
09/13/1988
4754682Clarinet tuning barrel
An improved clarinet tuning barrel (10). The tuning barrel is a thermally-conductive tubular member having a plurality of grooves (36) in the outer wall (24) over most of its length. The grooves preferably extend around the tubular member, are annular, pa...
07/05/1988
4714001Device for obtaining quarter-tones and other micro-intervals on musical wind instruments with lateral holes
For each register of the instrument, the device comprises at least one auiary tube branched in the vicinity of the head of the instrument and a manual control mechanism making it possible to open or close the auxiliary tube at its first end in contact wi...
12/22/1987
4539888Extended range musical pipe instrument
The invention relates to a hand held musical pipe instrument, such as a bagpipe, having a plurality of longitudinally spaced wall openings which are positioned and arranged to be selectively closed by finger action of the player. There is included a longi...
09/10/1985
4515060Wind instrument with adjustable tone
Wind instrument of the type with mouthpiece, single reed, double reed, lip, etc. . . , comprising a device for laterally perturbing the column of air, adapted to modify the volume of a given section of the column of air, and constituted by a piston slidab...
05/07/1985
4258605Clarinet barrel with removable throat
A clarinet barrel having fixed internal dimensions is provided with a plurality of throat members having a fixed outer dimension for insertion within the clarinet barrel. The inner dimensions of the individual throats are varied in order to provide varyin...
03/31/1981
4178829Power tube for flared bell musical instruments
A power tube is attachable within the bell end of a flared bell musical instrument for improving the musical sound of the instrument and for making the instrument easier to play. The power tube includes a hollow tubular member having a central axis aligne...
12/18/1979
4058046Cylindrical head joint with acoustic wedging for concert flutes
A cylindrical head joint has an internal cross-section that tapers down from a cylindrical shape at the tenon to a non-cylindrical shape at the embouchure end by means of a wedge internally bonded to the cylinder. The relative tuning of the three octaves ...
11/15/1977
 
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