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:
May. 21, 1991
Filed:
Mar. 30, 1990
Kozo Shioura, Fukushima, JP;
Hideo Taguchi, Nihonmatsu, JP;
Nitto Boseki Co., Ltd., Fukushima, JP;
Abstract
A nozzle plate for spinning glass fiber including a flat plate portion and a multiplicity of nozzles projecting from the flat plate portion. Each of the nozzles comprises a greater diameter portion located at its flat plate portion side and a smaller diameter portion located at its tip side. The smaller diameter portion has an inner diameter of 0.3 mm to 1.0 mm and a length of 0.5 mm to 2.0 mm, and the greater diameter portion has an inner diameter of 1.1 mm to 2.5 mm, and the length of the nozzle projecting from the flat plate portion is in range of 4.0 mm to 6.0 mm. By use of this nozzle plate for spining glass fiber, a fine glass fiber having a diameter smaller than 3 .mu.m can be manufactured in a stable manner.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile