Patent ID: 8157107
Filing Date: 2012-04-17
Classification: B01D,Y10T

Abstract:
1. A method of rotatably coupling a filter element to a threadably removable lid of a filter housing comprising: providing a first set of bayonet connectors on an end of said filter element; providing a second set of bayonet connectors on an interior of said lid; aligning said first and second set of bayonet connectors such that they couple; removably lockably engaging said first and second set of bayonet connectors by rotating said lid relative to said filter element in a first direction such that said filter element is connected to said lid; installing said filter having said lid into said filter housing; screwing said lid onto said filter housing, wherein said lid is rotated in a second direction relative to said housing, said second direction opposing said first direction; and decoupling said filter element from said housing by said screwing step.