Patent ID: 8658047
Filing Date: 2014-02-25
Classification: B01D,B01F,F01M,Y10T

Abstract:
1. A method for dispersing an additive from an additive cartridge disposed in a housing of an oil filter, the method comprising: using stagnation pressure to disperse the additive from the additive cartridge; and regulating a flow rate of the additive from the additive cartridge by enclosing the additive cartridge and providing an inlet path into the additive cartridge and an outlet path out of the additive cartridge, the inlet path having an inlet opening and the outlet path having an outlet opening, wherein the inlet opening of the inlet path is located in an inlet flow path of a fluid about to be filtered by a filter element of the filter; wherein the inlet path is provided by one or more tubes having a U-shaped geometry having a first leg, a second leg, and a connector portion disposed therebetween, the first leg providing the inlet opening and the second leg providing an outlet opening of the inlet path.