| 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. |
