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:
Dec. 05, 2000
Filed:
Oct. 06, 1999
Applicant:
Inventors:
Ralph Herbert Johnston, Anderson, IN (US);
David Allen Score, Shirley, IN (US);
David Earl Gay, Pendleton, IN (US);
Albert Anthony Skinner, Anderson, IN (US);
Assignee:
Delphi Technologies, Inc., Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
419 64 ; 419 65 ; 419 66 ;
Abstract
Disclosed is a process for producing an AC cylindrical electromagnetic ignition coil core (28) comprising: filling a cylindrical holding container (20) with powdered metal; placing the filled container into an electromagnetic field and compacting, in the radial direction, the powder in the container by subjecting the powder to the electromagnetic field; and recovering the compacted ignition coil core (28).