发明名称 |
Oiltight hydraulic tappet for controlling an internal combustion engine valve |
摘要 |
Hydraulic tappet comprising a cup member, the latter sliding in a seat and housing a second cup member sliding in relation to the first in such a manner as to form a first chamber, and a flexible annular member located essentially inside the said second cup member in such a manner as to form a fluidtight second chamber connected hydraulically to the said first chamber; the said two chambers being filled with activating fluid the flow of which from the said second to the said first chamber being controlled by an on-off member.
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申请公布号 |
US4640238(A) |
申请公布日期 |
1987.02.03 |
申请号 |
US19850752949 |
申请日期 |
1985.07.08 |
申请人 |
RIV-SKF OFFICINE DI VILLAR PEROSA S.P.A. |
发明人 |
CAMOSSO, DOMENICO;COLANZI, FRANCO;RAGAZZONI, SILVIO |
分类号 |
F01L1/25;(IPC1-7):F01L1/24 |
主分类号 |
F01L1/25 |
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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