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:
Oct. 18, 1988
Filed:
May. 22, 1987
Applicant:
Inventors:
Wolfgang Reichelt, Moers, DE;
Peter Voss-Spilker, Kempen, DE;
Karl-Heinz Haeusler, Korschenbroich, DE;
Horst Stinnertz, Willich, DE;
Assignee:
Mannesmann AG, Duesseldorf, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
164 46 ; 164131 ; 164344 ; 264 12 ; 425-7 ;
Abstract
Molten metal is sprayed onto a rotational mandrel which oscillates axially and an axial translatory extraction motion is superimposed for removing the built-up hollow from the mandrel.