Invention Grant
- Patent Title: Piston for an internal combustion engine and method for its production
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Application No.: US12086841Application Date: 2006-12-15
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Publication No.: US07921555B2Publication Date: 2011-04-12
- Inventor: Arnold Benz , Helmut Kollotzek , Markus Leitl , Sven Schilling , Ernst Limbach , Josip Zvonkovic
- Applicant: Arnold Benz , Helmut Kollotzek , Markus Leitl , Sven Schilling , Ernst Limbach , Josip Zvonkovic
- Applicant Address: DE Stuttgart
- Assignee: Mahle International GmbH
- Current Assignee: Mahle International GmbH
- Current Assignee Address: DE Stuttgart
- Agency: Collard & Roe, P.C.
- Priority: DE102005061075 20051221
- International Application: PCT/DE2006/002255 WO 20061215
- International Announcement: WO2007/073719 WO 20070705
- Main IPC: B22C9/00
- IPC: B22C9/00 ; B22C9/10 ; B22D19/00 ; B23P15/10 ; F01P1/04 ; F16J1/00
Abstract:
A piston for an internal combustion engine has annular cooling passage arranged in the vicinity of the piston crown and radially on the outside, which, in those regions of the pin bosses which lie close to the boss holes, has boss cooling passages which are connected to the cooling passage and are intended for improved cooling of the pin bosses.
Public/Granted literature
- US20090025550A1 Piston for an Internal Combustion Engine and Method for its Production Public/Granted day:2009-01-29
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