Seal device with sensor and bearing devi
π
Article
π
2008
π
Elsevier Science
π
English
β 143 KB
## Patents Piston ring with a multilayer assembly Applicant: Federal-Mogul Burscheid GmbH, Germany This invention relates to a piston ring with improved running-in and wear properties and to the production method employed. A series of layers are deposited on the bearing surface of the piston ring