Plectrum for use by guitarist, has interposed thickness that varies between specific values, plectrum point that has specific values, and two cavities at each side of plectrum, where plectrum is made of wood or two different components

摘要

The plectrum has a size (1) that can be same or different for patch, an interposed thickness (3) that varies from one to five millimeters, a plectrum point (4) that varies from one degree to forty five degrees, two cavities at each side of the plectrum, a time-lag (2)and a fixation part (5), where the plectrum is made of a single material such as wood, or two different components (6).