发明授权
- 专利标题： High strength spin-on filter
- 专利标题（中）： 高强度自旋式过滤器
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申请号： US316144申请日： 1981-10-29
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公开(公告)号： US4369113A公开(公告)日： 1983-01-18
- 发明人: Jack Stifelman
- 申请人： Jack Stifelman
- 专利权人： Donaldson Company, Inc.
- 当前专利权人： Donaldson Company, Inc.
- 主分类号： F01M11/03
- IPC分类号： F01M11/03 ; B01D27/08 ; F02M37/22
摘要：
The specification discloses an improved high strength spin-on fluid filter (10) including a housing (12), cover (28) and filter element assembly (18). The cover (28) includes a hub (30), rim (34), and radial ribs (32) and is preferably formed as an integral unit. The open end of the housing (12) is folded inwardly and back on itself over the rim (34) to form a folded connection (47) between the cover (28) and housing. Spacers (52) are preferably utilized around the lower end of the filter element assembly (18) to assure pressure equalization thereacross.
公开/授权文献
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