×

CYCLONE CONSTRUCTION FOR A SURFACE CLEANING APPARATUS

  • US 20120311979A1
  • Filed: 07/26/2012
  • Published: 12/13/2012
  • Est. Priority Date: 03/12/2010
  • Status: Active Grant
First Claim
Patent Images

1. A surface cleaning apparatus comprising:

  • (a) an air flow passage extending from a dirty air inlet to a clean air outlet;

    (b) a cyclone chamber positioned in the air flow passage and having a cyclone end wall at a first end, a cyclone chamber sidewall extending from the cyclone end wall to a dirt outlet end spaced from the first end, a cyclone air inlet, a cyclone air outlet, and a dirt outlet extending along a portion of the perimeter of the cyclone chamber sidewall at the dirt outlet end of the cyclone chamber;

    (c) a dirt collection chamber exterior to the cyclone chamber and in communication with the dirt outlet;

    (d) a plate positioned at the dirt outlet end of the cyclone chamber, wherein a first portion of the plate abuts the cyclone chamber sidewall and a second portion of the plate overlies and is spaced apart from the cyclone chamber sidewall to define the dirt outlet whereby dirt exiting the cyclone chamber via the dirt outlet travels in a generally outwardly direction, wherein at least one of the plate and the cyclone end wall is openable; and

    ,(e) a suction motor positioned in the air flow passage.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×