Filter device
AssigneeBluewater Sweden AB
InventorsStefan Ericsson, Fredrik Lennartsson, Christian Malm, Kim Börjesson, Per-Åke Klasson
Life of this patent
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Abstract
A filter unit is provided for filtering a liquid. The filter unit is intended to be connected to a cap including a first liquid passage and a second liquid passage 114. The filer unit includes: a canister; and a filter cartridge rotatably arranged within the canister, the filter cartridge includes a first filter connection for liquid to pass through, the first filter connection is intended to be connected to the first liquid passage in the cap, wherein the canister is intended to be rotatably attachable to the cap such that, when the canister is attached to the cap by a rotating action, the filter cartridge is stationary to the cap.
Claims11
A filter unit for filtering a liquid, said filter unit is intended to be connected to a cap comprising a first liquid passage and a second liquid passage, said filter unit comprising:
- a canister;
- a filter cartridge rotatably arranged within the canister, the filter cartridge comprises a first filter connection for liquid to pass through, said first filter connection is intended to be connected to said first liquid passage in said cap, wherein the first filter connection comprises a gasket intended to seal a junction between said first filter connection and the first liquid passage;
- a top section comprising the first filter connection and a second filter connection intended to be connected to said second liquid passage in said cap;
- and
- a filter holder for holding at least one filter piece;
- wherein the canister is intended to be rotatably attachable to the cap such that, when the canister is attached to said cap by a rotating action, the filter cartridge is stationary to the cap by the first filter connection coming into contact with the first liquid passage in the cap, and said top section is attached to said filter holder.
Dependencies are inferred from the claim text.