公开(公告)号：EP2024116B1

公开(公告)日：2011-11-02

申请号：EP07718459.6

申请日：2007-05-24

申请人： AVL List GmbH

发明人： ROITHINGER, Robert ,  LANGMAYR, Franz ,  HOWLETT, Michael

IPC分类号： B22D19/00 ,  F02F1/38

CPC分类号： B22D19/0009 ,  F02F1/24 ,  F02F1/38

摘要： The invention relates to a lightweight cylinder head (1) for an internal combustion engine, comprising at least one cast piece (4) that is cast into an external structure (2), the external structure (2) and the cast piece (4) being made of different materials. In order to obtain high resistance to vibration and to temperature variations, at least one cast piece (4) forms a support structure (3) and embodies at least one screw stud (5) for receiving a cylinder head screw.

公开(公告)号：EP2024116A2

公开(公告)日：2009-02-18

申请号：EP07718459.6

申请日：2007-05-24

申请人： AVL List GmbH

发明人： ROITHINGER, Robert ,  LANGMAYR, Franz ,  HOWLETT, Michael

IPC分类号： B22D19/00 ,  F02F1/38

CPC分类号： B22D19/0009 ,  F02F1/24 ,  F02F1/38

摘要： The invention relates to a lightweight cylinder head (1) for an internal combustion engine, comprising at least one cast piece (4) that is cast into an external structure (2), the external structure (2) and the cast piece (4) being made of different materials. In order to obtain high resistance to vibration and to temperature variations, at least one cast piece (4) forms a support structure (3) and embodies at least one screw stud (5) for receiving a cylinder head screw.