Air purifier with perfume dispensing control

Claim 1

An air purifier with perfume dispensing control, comprising: a base plate having stands on the bottom edge thereof, a controller and an air pump on the top edge thereof, said air pump comprised of a recess at the top covered by an expansion cap, an inlet chamber and an outlet chamber at the bottom, said recess having holes respectively connected to said inlet and outlet chambers by flap valves, said inlet chamber having air intake holes for taking in outside air, said outlet chamber having an outlet port at one side; a stepped circular cap mounted on said base plate at the top, said stepped circular cap being comprised of an upper step and a lower step, said upper step having a center hole connected to said outlet port on said outlet chamber by an air pipe and a ring-shaped seat at the top, said ring-shaped seat having a plurality of round holes around the peripheral surface thereof, said lower step having a plurality of round holes at the top and a timer at one side; a plurality of perfume dispensers respectively mounted on said lower step around said upper step for holding different aromatic agents, said perfume dispensers each having a stub rod at the bottom inserted in either round hole on said lower step, an air intake hole at one side connected to either round hole on said ring-shaped seat by a flexible pipe, and an outlet port at the top; a rotary table rotatably mounted on said perfume dispensers at the top, said rotary table having a hollow, circular block at the bottom inserted in said ring-shaped seat, a slotted port for the passing therethrough and a plurality of bevel blocks on the bottom edge thereof around a circle, said hollow, circular block having a round hole moved to alternatively aligned with the round holes on said ring-shaped seat; a hood made from a ring-shaped plate and sleeved on said rotary table, said perfume dispensers and said stepped cap, said hood having a notch on the side wall thereof, through which a timer is exposed to the outside for operation, and an inward flange to hold said rotary table in place; a trigger arm assembly mounted on said stepped cap at the top and controlled by said controller to push said bevel blocks causing said rotary table to rotate; a stop arm assembly mounted on said stepped cap at the top to stop said rotary table from reverse rotation, said stop arm assembly comprising a T-bar having two opposite ends secured to a fastening frame by two torsional springs; and wherein said pump is intermittently compressed by magnetostriction oscillation to send a current of air out of said outlet chamber through said outlet port while said rotary table is caused to rotate by said trigger arm assembly, permitting the current of air to enter either perfume dispenser for blowing the pleasant smell of the aromatic agent contained therein out of the perfume dispenser to which the round hole on said hollow, circular block is aligned.