Invention Application
- Patent Title: SPIN-ON FILTER ASSEMBLY AND METHODS
- Patent Title (中): 旋转过滤器组件和方法
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Application No.: US13655179Application Date: 2012-10-18
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Publication No.: US20130043176A1Publication Date: 2013-02-21
- Inventor: Philip E. Johnson , Claudio Formica , Enrico Greco , Michael L. Brown , John R. Hacker
- Applicant: Donaldson Company, Inc.
- Applicant Address: US MN Minneapolis
- Assignee: Donaldson Company, Inc.
- Current Assignee: Donaldson Company, Inc.
- Current Assignee Address: US MN Minneapolis
- Main IPC: B01D35/30
- IPC: B01D35/30 ; B23P17/04

Abstract:
A spin-on filter cartridge includes a housing, a filter element operably oriented in the housing, a baffle plate, and a seal arrangement. The baffle plate is operably oriented over the housing open end and defines a central flow aperture. The baffle plate also defines a continuous groove immediately adjacent to and circumscribing the central flow aperture. The seal arrangement is secured to the baffle plate and spaced from and circumscribing the continuous groove. A filter assembly including the spin-on filter cartridge and a filter head is also disclosed wherein the filter cartridge is removably mountable on the filter head. When the spin-on filter cartridge is oriented on the filter head, a seal member is received within the continuous groove and the seal arrangement forms a seal between and against the baffle plate and the filter head. The seal can be radial or axial or have both axial and radial components.
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