Invention Grant
US09021695B2 Method for the production of a piston for an internal combustion engine
有权
一种用于生产用于内燃机的活塞的方法
- Patent Title: Method for the production of a piston for an internal combustion engine
- Patent Title (中): 一种用于生产用于内燃机的活塞的方法
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Application No.: US14224368Application Date: 2014-03-25
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Publication No.: US09021695B2Publication Date: 2015-05-05
- Inventor: Klaus Keller
- Applicant: MAHLE International GmbH
- Applicant Address: DE Stuttgart
- Assignee: MAHLE International GmbH
- Current Assignee: MAHLE International GmbH
- Current Assignee Address: DE Stuttgart
- Agency: Collard & Roe, P.C.
- Priority: DE102009059658 20091219
- Main IPC: B23P15/10
- IPC: B23P15/10 ; B21K1/18 ; F02F3/00
Abstract:
A method for producing a piston from an upper piston part and a lower piston part. A strip- or plate-shaped semifinished product made of a metal material is provided, from which an annular upper piston part or an annular blank is stamped out, which blank is finished to form an upper piston part, wherein the upper piston part is connected to a lower piston part to form a piston.
Public/Granted literature
- US20140202001A1 METHOD FOR THE PRODUCTION OF A PISTON FOR AN INTERNAL COMBUSTION ENGINE Public/Granted day:2014-07-24
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