| 摘要 |
A fluid filter includes a bypass valve and a pleated media surrounded by a thermoplastic frame. A fluid filter, includes a housing having an inlet and an outlet, a media disposed within the housing, a bypass valve disposed within the housing adjacent the media wherein the bypass valve includes a valve frame, a valve lid that couples to the valve frame, a valve pan that couples to the frame, and a seal door disposed between the valve lid and the valve frame. A method of filtering fluid, includes providing a bypass valve wherein the bypass valve includes a bypass valve seal door, raising the bypass valve seal door along a guide disposed on the bypass valve, passing fluid through the raised bypass valve seal door, lowering the bypass valve seal door along the guide disposed on the bypass valve and ceasing passing fluid through the bypass valve.
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