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. 20, 2011
Filed:
Aug. 27, 2004
Antonio Romero Fernandez, Vilassar De Mar, ES;
Brian Daniel Kaminski, Lake Orion, MI (US);
Antonio Romero Fernandez, Vilassar De Mar, ES;
Brian Daniel Kaminski, Lake Orion, MI (US);
Other;
Abstract
Crankshaft bearing cap presenting on one of its faces a semi-cylindrical notch, formed by powder metallurgy with an iron powder blend molded by compaction and sintering, and partially infiltrated with Cu, being the area adjacent to the area around the notch, the one with highest Cu content. A method for manufacturing main bearing caps by infiltration of Cu including the steps of placing the molded cap so that the axis of the semi-cylindrical notch extends in a horizontal direction and the notch cavity is in the upwards position. Placing high Cu content tablets on the upper face of the cap and on the cylindrical arch and sintering of the cap and Cu tablets system.