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:
Jan. 23, 2007
Filed:
Oct. 22, 2004
Applicant:
Mark Vincent, Leighton Buzzard, GB;
Inventor:
Mark Vincent, Leighton Buzzard, GB;
Assignee:
Pyrotek Incorporated, Spokane, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A control pin () for controlling the flow of liquid metal in a casting process includes an elongate body member (), the body member being made at least partially of a composite ceramic material that includes a fibrous reinforcing material embedded within a ceramic matrix. The body member () is preferably hollow and includes a wear-resistant tip () at one end.