Surface cleaning apparatus
First Claim
Patent Images
1. A hand vacuum cleaner comprising:
- (a) a main body comprising a fluid flow motor;
(b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet;
(c) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(d) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head,whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber,wherein the passage axis intersects the handle.
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Abstract
A hand vacuum cleaner is provided with a wand mounted to the dirty fluid inlet of the hand vacuum cleaner and the wand has a distal inlet that is mounted on a surface cleaning head. The hand vacuum cleaner has a cyclonic cleaning stage. Fluid exiting the wand travels directly into the dirty fluid inlet and, from the dirty fluid inlet, directly into the cyclone chamber.
66 Citations
22 Claims
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1. A hand vacuum cleaner comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(d) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber, wherein the passage axis intersects the handle. - View Dependent Claims (2, 3, 4, 6, 7, 8, 13, 14, 16, 17, 18, 19)
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5. A hand vacuum cleaner comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(d) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber, wherein the first cyclonic cleaning stage comprises a dirt collection region that has a pivotally openable bottom and the bottom is openable when the dirt collection region is attached to the main body.
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9. A hand vacuum cleaner comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(d) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber, wherein the cyclone chamber extends longitudinally along a first longitudinal axis, and the fluid flow motor has an axis that extends transverse to the first longitudinal axis, is displaced from the passage axis in a direction parallel to the longitudinal axis and is parallel to the passage axis. - View Dependent Claims (10, 12)
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11. A hand vacuum cleaner comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(d) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber, wherein the fluid flow motor has a fluid flow motor axis that is parallel to the passage axis and is displaced from the passage axis in a direction parallel to the longitudinal axis.
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15. A hand vacuum cleaner further comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a second cyclonic cleaning stage comprising plurality of cyclones, each cyclone of the plurality of cyclones has a fluid inlet and the fluid inlets of the plurality of cyclones are provided at the first end of the second cyclonic cleaning stage; (d) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(e) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber and wherein, when the hand vacuum cleaner is positioned on a horizontal surface, the first end of the second cyclonic cleaning stage is positioned above the first end of the first cyclonic cleaning stage and above the wand.
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20. A hand vacuum cleaner comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a second cyclonic cleaning stage comprising a plurality of cyclones wherein each of the first and second cyclonic cleaning stages has a longitudinal axis and the axes are parallel; (d) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(e) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber.
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21. A hand vacuum cleaner comprising:
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(a) a main body comprising a fluid flow motor; (b) a first cyclonic cleaning stage having first and second spaced apart ends and comprising a cyclone chamber, the cyclone chamber having first and second spaced apart ends, a dirty fluid inlet located at a front end of the hand vacuum cleaner and a clean fluid outlet, the dirty fluid inlet defining a passage extending along a passage axis that intersects the clean fluid outlet; (c) a second cyclonic cleaning stage comprising a plurality of cyclones; (d) a handle comprising a handle portion that extends upwardly when the hand vacuum cleaner is positioned on a horizontal surface wherein the handle portion is positioned rearward of the first cyclonic cleaning stage whereby a portion of the cyclone chamber is positioned between the dirty fluid inlet and the handle portion; and
,(e) a wand mounted to the dirty fluid inlet, the wand having a distal inlet that is mounted on a surface cleaning head, whereby fluid exiting the wand travels directly into the dirty fluid inlet and from the dirty fluid inlet directly into the cyclone chamber and wherein each of the first and second cyclonic cleaning stages has a central longitudinal axis and the fluid flow motor and the handle are positioned rearward of the central axis. - View Dependent Claims (22)
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Specification