Invention Grant
- Patent Title: Carbon scraper
-
Application No.: US15113726Application Date: 2015-02-11
-
Publication No.: US09822702B2Publication Date: 2017-11-21
- Inventor: Atsuhiko Watanabe , Andrew G. Kitchen , Philipe Saad
- Applicant: Cummins, Inc.
- Applicant Address: US IN Columbus
- Assignee: Cummins, Inc.
- Current Assignee: Cummins, Inc.
- Current Assignee Address: US IN Columbus
- Agency: Foley & Lardner LLP
- International Application: PCT/US2015/015390 WO 20150211
- International Announcement: WO2015/134162 WO 20150911
- Main IPC: F02B77/02
- IPC: F02B77/02 ; F02B77/04 ; F16J10/04 ; F02F1/00

Abstract:
A carbon scraper, a method of manufacturing a system with a carbon scraper, and method of scraping carbon from a piston of an internal combustion engine are provided. The carbon escaper includes an outer annular metallic shell portion having an annular recess therein. The annular scraper also includes an inlaid thermal barrier coating portion positioned within the annular recess of the outer annular metallic shell portion such that the inlaid thermal barrier coating portion is concentric with an outer annular metallic shell portion.
Public/Granted literature
- US20170002734A1 CARBON SCRAPER Public/Granted day:2017-01-05
Information query