72 results about "Piano" patented technology

The present application relates to a kind of foot-worn keystroke modular aluminum plate piano and its operating method, modular aluminum plate piano, comprising: detachable performance module, including: multiple aluminum keys of fan-shaped arrangement, key frame, aluminum key bottom is embedded in the key frame groove of key frame, realize quick disassembly;Foot control module, including: fixed on the hammer of performer foot and ankle rotation platform;The hammer includes: elastic hammer handle, hammer head, fixed strap, the ankle rotation platform includes: rotating base, bearing and rotating sheet, ankle movement is converted into the transverse displacement of hammer and up and down keystroke action by rotating base, bearing and rotating sheet;Integrated storage module;The key frame, ankle rotation platform are detachably connected by plug-in hole and plug-in head;Exposed part of piano body forms handle.Compared with prior art, the present application has the advantages of realizing ankle accurate performance, freeing hands, supporting complex melody performance;Portability;Multifunctional integration, fatigue-resistant design and the like.

This set provides an efficient scale sight-reading learning tool for piano beginners, allowing them to easily learn how to read musical scales on the staff and the correct key placement, even without a piano. [Solution] The scale reading learning set 1, which has a main body with four octaves of musical staff lines, is equipped with rotatably supported sheet winding knobs 4 and 5, and a transparent sheet for writing musical notes 6 that is stretched over the sheet winding knobs 4 and 5 via a transparent sheet for writing musical notes retraction hole 7. By rotating the sheet winding knobs 4 and 5, the musical note marks written on the transparent sheet for writing musical notes 6 move along the musical staff lines. This makes the scale reading learning set 1 compact, limits the range of the musical staff lines to four octaves, and improves the efficiency of learning to read musical notes by allowing the transparent sheet for writing musical notes 6 to move smoothly from side to side and allowing the written musical notes to be read immediately.

The application provides a fingering training device for piano teaching, and relates to the technical field of piano teaching, which comprises a piano box body, keys and a limiting assembly. The keys are provided in several groups, and the keys are embedded on the upper part of the piano box body and arranged in sequence. The limiting assembly is provided in several groups one-to-one corresponding to the keys, and the limiting assembly is arranged in the piano box body. When two adjacent groups of keys are pressed at the same time, the limiting assembly is used for limiting the two adjacent groups of keys at the same time to prevent the two adjacent groups of keys from moving into the piano box body at the same time. Compared with the prior art, the embodiment of the application can realize the movement limitation of the two groups of keys when the two groups of keys are pressed at the same time, and the movement limitation can realize the fingering training of piano beginners, so that the training effect is good.

This utility model discloses a piano key switch and its control circuit, relating to the field of piano key switch technology. It solves the technical problem that current piano key switch control circuits require an additional switch to disconnect the mains power from the circuit board, leading to complex circuit design and high cost. The piano key switch includes multiple key components; each key component includes a key rod, an insulating block, a first stationary contact, a second stationary contact, a first moving contact, and a second moving contact; the key rod is movably connected above the insulating block; the first and second moving contacts are respectively disposed on opposite sides of the insulating block; the first stationary contact is disposed on the other side of the first moving contact; the second stationary contact is disposed on the other side of the second moving contact; the insulating block is used to push the first and second moving contacts laterally, so that the first moving contact contacts contact the first stationary contact, and the second moving contact contacts the second stationary contact. The switch and circuit provided by this utility model have a simple structure and low cost.

1. Name of the product in this design: Thumb Piano (transparent hollow with built-in flowing filler). 2. Purpose of this design: for entertainment and playing music. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. Other situations requiring explanation: Part A is made of transparent material.

1. Name of the product in this design: Threading Knife (Violin). 2. Purpose of this design: A specialized marking tool for precisely outlining the grooves for inlay on a piano soundboard. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A piano including a drop action is provided with an upper first key pivotally movable and a lower second key pivotally supported by a support member and having a front end contacted by the first key. In accordance with depression of the first key, the second key pivotally moves to lift up a wippen of the action via a connection member (wire member), whereby a string is struck by a hammer. The support member has a plurality of support walls formed with bearing grooves which extend obliquely with respect to a vertical direction. The second key includes a pair of shafts protruding toward opposite lateral sides and is pivotally supported by the support member in a state in which the shafts are engaged with bottoms of the bearing grooves formed in each adjacent two support walls.

1. Name of the product in this design: Linear Light Groove (Piano). 2. Purpose of this design: A profile for installing lighting sources, used as a decorative lighting trough. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. Name of the product in this design: Sofa (Piano). 2. Purpose of this design: For use as a seat or resting place. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

This utility model relates to the technical field of auxiliary equipment for bellows cover manufacturing, and in particular to a positioning fixture structure for the production of dustproof bellows covers. It includes a support frame with at least two clamping components mounted along its length. Each clamping component includes two symmetrically arranged and openable clamping arms. The clamping components have a first state and a second state. In the first state, the two clamping arms clamp a U-shaped support plate; in the second state, the two clamping arms release the U-shaped support plate. The fixture structure includes a linkage component that controls all clamping components to be simultaneously in either the first or second state. This structure enables the simultaneous clamping and releasing of multiple U-shaped support plates, improving production efficiency and avoiding the inconvenience of manual hand operation.

1. The name of the design product: toy piano (excavator WD3102D). 2. The use of the design product: for children to play. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

1. Name of the designed product: sofa (piano key change). 2. Use of the designed product: furniture for people to rest. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo best showing the design points: perspective view 1.

The utility model relates to the technical field of piano maintenance equipment, concretely is the device for upright piano maintenance, including the body, the right side rotation connection of body has the rotary rod, the inside of rotary rod has placed the groove, the inside rotation connection of placed groove has two pivot, the similar side fixed connection of two pivot has the handle, the inside of rotary rod has established two clamping groove, the inside clamping of clamping groove has the clamping block, the inside handle is slidably connected in clamping block penetration pivot, the outside of handle is equipped with the antiskid pad, the inside handle has established two installation groove, through the handle hinged in the inside of rotary rod, and use clamping block to carry out the clamping, make rotary rod not easy to be touched after using, and then make the placing stability of rotary rod after using better, thereby make the piano not easy to shake when being pushed, make the higher safety of conveying.

1. Name of the product in this design: Sculpture (Piano). 2. Purpose of this design: for outdoor decoration and display. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Piano Footstool. 2. Purpose of this design: An assistive tool to help children or performers of short stature maintain the correct sitting posture. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Table (Guqin Audio Table). 2. Purpose of this design: To place a piano. 3. The key design feature of this product is its shape. 4. Images or photos that best illustrate the design highlights: Refer to Figure 1 for usage status.

The application discloses a kind of based on integrated support thumb piano, including body and multiple keys, the upper portion of the body is equipped with pillow cover component, the pillow cover component includes pillow cover and is integrally formed with pillow cover rear vertical board, front vertical board and middle pillow bar;Several fixing holes are formed in the pillow cover, and fixing hole is equipped with the fixed structure between body, and pillow cover component is locked and fixed on the upper surface of body;The middle pillow bar is arranged in the lower wall of pillow cover along the length direction of pillow cover, and the bottom wall of middle pillow bar is also formed with the key middle foot arranged along its length direction;Rear vertical board and front vertical board are respectively arranged in the two sides of middle pillow bar, and the top wall of rear vertical board and front vertical board is matched to form key rear end part groove and key front end part groove corresponding with key middle foot position between pillow cover bottom wall.The advantages of the present application compared with prior art are: provide a kind of integrated thumb piano with stable structure, not easy to run sound, effectively protect internal cooperation structure.

1. The name of the design product: hinge (1). 2. The use of the design product: the design product is used as a hinge of a folding piano. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The present invention relates to the technical field of intelligent analysis of piano performance, and in particular to a motion capture method, a system, a storage medium, and a program product. The method comprises: acquiring motion data of a first key; when it is identified, on the basis of the motion data, that the first key is in a pressed state from a first moment t1 to a second moment t2, correspondingly collecting a plurality of sets of first hand images of a person from a third moment t3 to a fourth moment t4; on the basis of the first hand images, identifying a first hand executing a pressing action or exhibiting a tendency to press; identifying a first finger, in the first hand, executing the pressing action or exhibiting the tendency to press; identifying a second key associated with the first finger; and determining whether an identifier of the second key matches an identifier of the first key, and if yes, correspondingly generating motion capture results from the first moment to the second moment. The motion capture method provided by the present invention can accurately collect and match fingering data of a person, so as to generate a reliable motion capture result.

1. The name of the design product: toy piano (fire engine WD3102B). 2. The use of the design product: for children to play. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

This invention belongs to the field of electronic musical instruments, specifically an electronic musical instrument with simulated plucking tactile feedback and its interaction method. The electronic musical instrument includes: at least one simulated piano key assembly, comprising a key body and a base; one end of the key body is a fixed pivot end, and the other end is a suspended plucking end for the user to pluck; a mechanical tactile structure is disposed between the key body and the base to provide nonlinear damping and rebound feel during plucking, simulating the physical tactile feedback of a traditional plucked instrument; and a sensing and detection module is used to detect the plucking action, displacement, or speed of the key body and output corresponding electrical signals. This invention provides an intelligent music interaction system that retains the unique plucking feel of a traditional thumb piano, solves tuning and dead tone problems through digital means, and lowers the learning threshold by combining visual game guidance.

1. Name of the product in this design: Toy (Rotating Piano). 2. Intended use of this design: Toy. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to the technical field of piano playing intelligent analysis, in particular to a motion capture method and system, a storage medium and a program product, and the method comprises the steps: obtaining the motion data of a first key; when it is recognized that the first key is in a pressed state from the first moment t1 to the second moment t2 according to the motion data, multiple groups of first hand images of the object from the third moment t3 to the fourth moment t4 are correspondingly collected; identifying a first hand executing a pressing action or having a pressing trend according to the first hand image; identifying a first finger executing a pressing action or having a pressing trend in the first hand; identifying a second key associated with the first finger; and judging whether the second key is matched with the identifier of the first key, and if so, correspondingly generating a motion capture result between the first moment and the second moment. According to the motion capture method provided by the invention, the fingering data of the object can be accurately acquired and matched to generate a reliable motion capture result.

1. Name of the design product: phoenix piano. 2. Use of the design product: a national style plucked stringed instrument for playing music. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The application discloses a kind of self-adapting piano automatic performance control method and system, method includes calibration stage and performance stage.Calibration stage obtains the multidimensional response data reflecting the mechanical response characteristic of each key and pedal of specific piano, constructs the individualized response model representing independent mechanical response characteristic of each key, and determines performance compensation parameter set.Performance stage obtains target music score data and emotion indication information, generates ideal performance control sequence through emotion mapping model, then carries out note-by-note correction based on performance compensation parameter set, generates adapted performance control sequence and outputs to piano automatic performance device execution.The application realizes the closed-loop architecture of "key-by-key response modeling-key-by-key compensation determination-emotion mapping generation-note-by-note fusion execution", makes the automatic performance effect adapt to the individual differences of keys of different pianos, and gives human-like emotion expression ability, significantly improves performance consistency and realism.

A keyboard device according to the disclosure includes: a key which has a back end side swingably supported; a hammer with which the key is rotatably engaged and which rotates in conjunction with swinging of the key; and a support member which has a support surface that slidably supports an outer peripheral surface of a rotation shaft of the hammer, in which the support surface inclines with respect to a horizontal direction, and the rotation shaft of the hammer ascends or descends on the support surface during swinging of the key.