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US 12,257,535 B2Granted
Filter cartridge for a liquid such as fuel, the upper end plate of which including an automatic degassing valve
AssigneeVolvo Truck Corporation
InventorsHervé Coste, Baptiste Boutin
Life of this patent
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Abstract
The invention relates to a filter cartridge (32) for a liquid such as fuel, said filter cartridge being intended to be positioned inside a filter housing (30) and comprising a filter media (38) defining an inner volume (V38), a lower end plate (40), and an upper end plate (42), including a liquid passage opening (O42), which communicates with the inner volume of the filter media. The upper end plate (42) includes an automatic degassing valve (50).
Claims17
A filter cartridge for a liquid such as fuel, said filter cartridge being intended to be positioned inside a filter housing and comprising:
- a filter media defining an inner volume,
- a lower end plate, and
- an upper end plate, including a liquid passage opening, which communicates with the inner volume of the filter media,
- wherein the upper end plate includes an automatic degassing valve, and
- wherein the valve comprises a gas discharge channel and a closing member which;
- as long as the channel is filled with gas, is held in an open position where it does not oppose the passage of gases through the valve and which floats when the channel is filled with liquid, so as to close the valve in contact with a seat.
3 more elements
Dependencies are inferred from the claim text.