发明名称 |
Liquid filter assembly; and methods |
摘要 |
A liquid filter assembly is provided. The preferred assembly includes a serviceable filter cartridge having a primary filter section and a secondary or bypass filter section. The preferred assembly includes a bypass valve arrangement and a suction filter arrangement. The suction filter arrangement preferably includes a dimensionally biased valve arrangement, preferably one which is devoid of a helical coiled spring, to control flow through the suction filter. A flow/pressure regulation valve, to allow flow from an interior of the assembly to a reservoir if needed, is preferably provided. Preferred serviceable filter cartridges are shown. |
申请公布号 |
US8119002(B2) |
申请公布日期 |
2012.02.21 |
申请号 |
US20040583901 |
申请日期 |
2004.12.21 |
申请人 |
SCHIAVON ANGELO;CANTONI MAURO;ZANETTIN ANDREY;FORMICA CLAUDIO;DONALDSON COMPANY, INC. |
发明人 |
SCHIAVON ANGELO;CANTONI MAURO;ZANETTIN ANDREY;FORMICA CLAUDIO |
分类号 |
B01D35/01;B01D29/21;B01D35/00;B01D35/027;B01D35/143;B01D35/157 |
主分类号 |
B01D35/01 |
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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