| 摘要 |
<p>A fluid filter cartridge comprises a generally tubular casing closed at one end and having at the opposite, open end thereof, an annular member defining a filter element receiving aperture and provided with a single external seal extending circumferentially of the casing and projecting generally axially away from the casing; a filter element includes a base ring attachable to a supply of fluid to be filtered together with at least one part whereby filtered fluid can flow from the filter element; a generally tubular filter screen extends from the base to an end closure therefor, together with connection means internally of the casing and externally of said filter element, whereby the latter is removably retained in the casing after rotation of the filter element about its axis relative to the axis of the casing.</p> |
