FILTER DEVICE
1 Assignment
0 Petitions
Accused Products
Abstract
A filter device may include a ring filter element arranged in a filter housing in an upright manner. The ring filter element may have an upper end disc, a lower end disc, a filter material arranged therebetween, and a dirt pot provided on the lower end disc. The dirt pot may be provided on the lower end disc, a protruding pin, and an opening on a base side of the dirt pot. The filter device may include a functional element having a channel configured to receive the protruding pin. A portion of the functional element may be configured to penetrate the opening of the dirt pot such that the ring filter element is sealed at the opening. The portion of the functional element may have at least one water discharge opening. The filter device may be operational when the pin engages into the channel.
-
Citations
60 Claims
-
1-40. -40. (Canceled)
-
41. A filter element, comprising:
-
an upper end disc; a lower end disc; a filter material arranged between the upper end disc and the lower end disc; a dirt pot on the lower end disc; a pin attached to the dirt pot at an attachment point and configured to be received within a channel in an installation orientation, the pin having a sealing element that is configured to tightly close with the channel in the installed orientation, the pin extending away from the dirt pot along an axis, the pin having a base of a first width at the attachment point that is approximately orthogonal to the axis, the pin having a free end, and a groove defined between the attachment point and the free end for the sealing element and having a second width that defines a circumference of the groove, the second width approximately orthogonal to the axis, wherein the first width is greater than the second width; and an opening in the dirt pot. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48, 49, 50)
-
-
51. A filter element, comprising:
-
an upper end disc; a lower end disc; a filter material arranged between the upper end disc and the lower end disc; a dirt pot having an internal space on the lower end disc; a pin attached to the dirt pot at an attachment location along a surface of the dirt pot and configured to be received within a channel in an installation orientation; and an opening in the dirt pot spaced away from the pin. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59, 60)
-
Specification