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:
Sep. 10, 1991
Filed:
Aug. 22, 1990
Applicant:
Inventors:
Kazuhide Kawai, Nishio, JP;
Hiroyuki Mori, Higashi-Sonogi, JP;
Satoshi Oya, Anjo, JP;
Seiya Sugita, Kariya, JP;
Morio Kawasaki, Kashima, JP;
Norifumi Kasai, Kashima, JP;
Assignees:
Toshiba Ceramics Co., Ltd., both of, JP;
Sumitomo Metal Industries, Ltd., both of, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
222594 ; 222606 ; 222591 ;
Abstract
A nozzle for discharging molten metal used in a casting device, wherein at least an inner surface portion defining a nozzle bore of the nozzle is made of a refractory, whereby a blockage of the nozzle bore is effectively prevented.