The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 02, 2010
Filed:
Aug. 21, 2006
Junji Fujii, Hamamatsu, JP;
Hiroyasu Abe, Hamamatsu, JP;
Junji Fujii, Hamamatsu, JP;
Hiroyasu Abe, Hamamatsu, JP;
Yamaha Corporation, Hamamatsu-shi, JP;
Abstract
A production method of a musical instrument and its components (parts, materials or the like), a musical instrument and its components obtained in accordance with the methods that can achieve the effect of increased sound quality of the musical instrument because of deterioration with age after many years by reforming the quality of the coating layer on the surface of the musical instrument or its components in a short time, are provided. A production method of a musical instrument and of a component of the musical instrument includes steps of: coating the component; and irradiating ultraviolet that has the highest peak value of strength in the far ultraviolet wavelength region on a coating layer, and the musical instrument or the component of the musical instrument are made in accordance with this method. It is preferable that energy of the ultraviolet light at the far ultraviolet wavelength region is 50% or more of total energy of the ultraviolet light and the ultraviolet light is irradiated in a vacuumed atmosphere or in an inert gas atmosphere.