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:
Nov. 01, 2006
Applicant:
Tsung-lung Yang, Taipei Hsien, TW;
Inventor:
Tsung-Lung Yang, Taipei Hsien, TW;
Assignee:
Foxconn Technology Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 7/10 (2006.01); H04R 7/06 (2006.01); G10K 13/00 (2006.01); H04R 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An acoustic material includes at least a kind of synthetic staple fiber and a kind of low melting point fiber having a melting point lower than that of the at least one kind of synthetic staple fiber. Method for making the acoustic material includes the following steps: a) blending the synthetic staple fiber with the low melting point fiber together; b) cross lapping the mixed fibers to a predetermined thickness; c) drying the fibers to bond the fibers together.