Patent ID: 6588057
Filing Date: 2003-07-08
Classification: B01D,F02M

Abstract:
Air filter cleaning apparatus, comprising:an elongate handle having opposite first and second ends and a through bore extending between said ends; a coupling device at the first end of the handle for releasably connecting the through bore to an air hose; an enlarged head rotatably mounted at the second end of the handle, the head having an outer peripheral wall enclosing an internal air distribution chamber, the chamber being connected to said through bore, and the outer peripheral wall having a plurality of outlets spaced around its periphery for directing air out of the chamber towards an air filter unit; said head including rotor means for re-directing air in a direction to cause rotation of said head relative to said handle; and the head having an upper end portion and a lower end portion, the upper end portion having an inlet opening, the second end of said handle extending into said upper end portion with clearance, and a rotary connector in the upper end portion of said head rotatably connecting the second end of said handle to said head.