发明名称 |
Indicating apparatus for indicating a vacuum |
摘要 |
An indicating apparatus for indicating a vacuum, particularly for indicating the vacuum on the filtered-air side of an air filter for an internal-combustion engine, including a housing and a piston which is movably disposed in the housing and which separates a vacuum area from an anbient-pressure area. A snap element is provided which is activated by the piston and, at a predetermined vacuum, triggers an electric contact.
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申请公布号 |
US5744770(A) |
申请公布日期 |
1998.04.28 |
申请号 |
US19960598215 |
申请日期 |
1996.02.07 |
申请人 |
FILTERWERK MANN & HUMMEL GMBH |
发明人 |
MOESSINGER, KLAUS;KOCHERT, STEFAN |
分类号 |
G01L23/24;B01D46/42;B01D46/44;F02D35/00;F02D45/00;F02M35/09;(IPC1-7):H01H35/40 |
主分类号 |
G01L23/24 |
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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