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Convenient-to-gliss piano white key

A white key and piano technology, applied to stringed instruments, instruments, etc., can solve the problem of unbearable pain in the thumb and fingertips, and achieve the effect of improving comfort

Inactive Publication Date: 2017-01-25
罗道仟
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Due to the right-angle structure between the right side of the middle and lower part of the white key and the rear end, scratching for a long time often causes unbearable pain on the tip of the thumb

Method used

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  • Convenient-to-gliss piano white key
  • Convenient-to-gliss piano white key

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0015] Example: such as figure 1 , figure 2 As shown, design and manufacture a kind of piano white key that is convenient to scrape and play, comprise white key body 3, the rear end of middle and lower part of white key body 3 is provided with the guide groove 1 of curved section along width direction, the center of white key body 3 The right rear portion of the lower part is provided with a chute 2 with an arc-shaped section, and the left end of the chute 2 communicates with the right end of the guide groove 1 and transitions smoothly.

[0016] The width dimension of the notch of the chute 2 and the guide groove 1 is the same and greater than the width dimension of the thumb, and the depth dimension of the groove bottom of the guide groove 1 is set to 4mm.

[0017] The slope a of the chute 2 is set to 30°.

[0018] The working situation of the present invention is: when carrying out piano scratching, align the thumbnail with the inclined groove and the guide groove, and sc...

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Abstract

The invention discloses a convenient-to-gliss piano white key, which comprises a white key body, wherein the back end of the middle lower part of the white key body is provided with a guide groove with the arc-shaped cross section in the width direction; the back part of the right side of the middle lower part of the white key body is provided with an inclined groove with the arc-shaped cross section; the left end of the inclined groove communicates with the right end of the guide groove in a smooth transition manner; the width dimensions of the notches of the inclined groove and the guide groove are identical and are greater than the width dimension of the thumb; the depth dimension of the groove bottom of the guide groove is set to be 3 to 5mm; the inclined degree alpha of the inclined groove is set to be 25 to 35 degrees. The normal playing cannot be influenced; during the long-time gliss, the comfort degree of the thumb finger point is improved.

Description

technical field [0001] The invention relates to the technical field of piano keys, in particular to a piano white key which is easy to scratch. Background technique [0002] Piano keys include black keys and white keys. Wherein, the white keys include vertical left and right type white keys, straight white keys and left or right white keys. White keys are used more frequently. Due to the right angle structure between the right side and the rear end of the middle and lower part of the white key, scratching for a long time often causes unbearable pain in the thumb fingertip. Contents of the invention [0003] The purpose of the present invention is to solve the deficiencies of the prior art, and provide a white key, which will not affect the normal playing, and can improve the comfort of the fingertips of the thumb when scratching for a long time. [0004] The technical scheme of the present invention is: design and manufacture a kind of piano white key that is convenient...

Claims

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Application Information

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IPC IPC(8): G10C3/12
CPCG10C3/12
Inventor 罗道仟
Owner 罗道仟
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