Patent · US Active

Camshaft and corresponding production method

US9828889B2 · kind B2 · utility

0Cited by

6References

19Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Markus Lettmann · Kieselbronn, DE
Ralf Rieger · Steinheim an der Murr, DE
Falk Schneider · Neuerburg, DE
Lutz Grunwald · Wustermark, DE
Antonio Menonna · Ditzingen, DE
Stefan Steichele · Gerlingen, DE

Key dates

Filing date	Jul 18, 2012
Grant date	Nov 28, 2017
Priority date	—
Expiry date	Jan 15, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49293
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A camshaft for an internal combustion engine may include a shaft and at least one component that is joined to said shaft. The component may be connected via a joint surface of the component to a joint surface of the shaft. At least one of the joint surface of the component and the joint surface of the shaft may have a predefined roughness only partially on load-critical regions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.