发明名称 |
AUSLASSVENTILVORRICHTUNG IN EINER BRENNKRAFTMASCHINE |
摘要 |
PCT No. PCT/SE96/00346 Sec. 371 Date Nov. 18, 1997 Sec. 102(e) Date Nov. 18, 1997 PCT Filed Mar. 19, 1996 PCT Pub. No. WO96/29508 PCT Pub. Date Sep. 26, 1996Exhaust valve mechanism in an internal combustion engine, comprising a valve play take-up mechanism in the form of a piston (8) disposed in a cylinder chamber (7) at one end of a rocker arm (1) and a hydraulic circuit with valve means (20) for supplying and draining oil to and from the cylinder chamber. Controlled check valve means (22) prevent, at a certain pressure in the hydraulic circuit, drainage of oil from the cylinder chamber. A bypass valve (40) controlled by the rocking movement of the rocker arm opens for draining the cylinder chamber before the exhaust valve reaches the top of its lift curve. |
申请公布号 |
DE69612846(T2) |
申请公布日期 |
2001.11.29 |
申请号 |
DE1996612846T |
申请日期 |
1996.03.19 |
申请人 |
AKTIEBOLAGET VOLVO, GOETEBORG/GOTENBURG |
发明人 |
HAKANSSON, NILS-OLOF;PERSSON, PER |
分类号 |
F01L1/24;F01L13/06;(IPC1-7):F01L1/24;F02D13/04 |
主分类号 |
F01L1/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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