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. 16, 2010
Filed:
Jan. 16, 2007
Yoshiaki Suzuki, Kanagawa-ken, JP;
Tomoaki Ogata, Gunma-ken, JP;
Yoshiaki Tanaka, Kanagawa-ken, JP;
Victor Company of Japan, Limited, Yokohama-shi, JP;
Abstract
A production method for an electroacoustic transducer diaphragm includes producing an adhered sheet by adhering a sheet member on a surface of a wooden sheet having a thickness of from 0.01 mm to 3 mm, and the sheet member being made of a material different from the wooden sheet, immersing the adhered sheet into one of a solution including 0.01-1 wt % of a penetrating agent and a solution including 0.01-1 wt % of penetrating agent and 0.01-20 wt % of a wetting agent, and molding the adhered sheet obtained by the immersing step so that the immersed adhered sheet has a predetermined shape of the electroacoustic transducer diaphragm.