Configuration of a surface cleaning apparatus

• US 9,101,252 B2
• Filed: 03/03/2011
• Issued: 08/11/2015
• Est. Priority Date: 03/03/2011
• Status: Active Grant

• Current Assignee: Omachron Intellectual Property Inc.
• Original Assignee: GBD Corporation (G.B.D.)
• Inventors: Conrad, Wayne Ernest
• Primary Examiner(s): Wilson, Lee D
• Assistant Examiner(s): HONG, HENRY Y
• Application Number:
  US13/039,984
• Publication Number:
  US 20120222248A1
• Time in Patent Office: 1,622 Days
• Field of Search: 153271-3277, 153/62, 154/12, 153/47, 153/50
• US Class Current: 1/1
• CPC Class Codes: A47L 5/362 of the horizontal type, e.g. canister or sledge type
• CPC Class Codes: A47L 9/00 Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
• CPC Class Codes: A47L 9/009 Carrying-vehicles; Arrangements of trollies or wheels; Means for avoiding mechanical obstacles
• CPC Class Codes: A47L 9/1683 Dust collecting chambers; Dust collecting receptacles

Abstract

A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet. The surface cleaning apparatus comprises a main body comprising a front end, a rear end, first and second opposed sidewalls, and a suction motor provided in the air flow path. A cyclone bin assembly may be provided in the air flow path. The cyclone bin assembly may have opposed end walls and may comprise a cyclone chamber having a diameter. Each of the first and second opposed sidewalls may comprise a wheel having a diameter larger than the diameter of the cyclone chamber.

Claims

1. A surface cleaning apparatus comprising:

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

(b) a main body comprising a front end, a rear end, first and second opposed sidewalls, a cavity defined between the first and second sidewalls, the cavity having an open upper end, an open front end and an open rear end positioned between the first and second opposed sidewalls and a suction motor provided in the air flow path; and

,

(c) a cyclone bin assembly provided in the air flow path and being removably mounted in the cavity, the cyclone bin assembly comprising a cyclone chamber having opposed end walls, an air outlet provided in one of the end walls a sidewall extending between the opposed end walls and a cyclone axis about which air circulates within the cyclone chamber,

wherein when the cyclone bin assembly is mounted in the cavity the cyclone axis intersects the first and second sidewalls of the main body, the air outlet directing air exiting towards one of the first and second sidewalls, a forward facing portion of the bin sidewall is visible from the front end of the main body and a rearward facing portion of the bin side wall is visible from the rear end of the main body; and

wherein each of the first and second opposed sidewalls comprises a wheel having a diameter larger than the diameter of the cyclone chamber.

2. The surface cleaning apparatus of claim 1 the wheels are substantially the same size as the sidewalls.

3. The surface cleaning apparatus of claim 1 wherein the wheels have a cross sectional area larger than a transverse cross sectional area of the cyclone bin assembly.

4. The surface cleaning apparatus of claim 1 wherein the sidewalls overlie essentially all of end walls of the cyclone bin assembly.

5. The surface cleaning apparatus of claim 1 wherein the cyclone bin assembly seats on a platform in the cavity and the platform comprises a portion of a housing for the suction motor.

6. The surface cleaning apparatus of claim 1 wherein the cyclone bin assembly further comprises an openable dirt collection chamber, wherein one of the end walls is an openable wall of the dirt collection chamber.

7. The surface cleaning apparatus of claim 1 wherein the cyclone chamber comprises a tangential inlet that faces the front end of the surface cleaning apparatus.

8. The surface cleaning apparatus of claim 1 wherein the cyclone bin assembly further comprises a dirt collection chamber and the dirt collection chamber is provided exterior to the cyclone chamber and extends at least partially collinearly therewith.

9. The surface cleaning apparatus of claim 1 wherein at least one of the first and second opposed sidewalls has a compartment that houses an operating component of the surface cleaning apparatus or a portion of the air flow path.

10. The surface cleaning apparatus of claim 9 wherein the compartment is openable.

11. The surface cleaning apparatus of claim 10 wherein each of the first and second opposed sidewalls comprises a wheel and at least one of the wheels is openable to reveal the compartment.

12. The surface cleaning apparatus of claim 1, wherein at least one of the first and second opposed sidewalls has a compartment that houses a portion of the air flow path, and wherein the portion of the airflow path comprises at least part of an air flow passage between the cyclone chamber and the suction motor.

13. The surface cleaning apparatus of claim 12 wherein the suction motor extends transversely.

14. The surface cleaning apparatus of claim 12 wherein the compartment houses an operating component of the surface cleaning apparatus, and wherein the operating component comprises at least one of a filter, batteries, a power cord reel and control electronics.

15. The surface cleaning apparatus of claim 1 wherein at least one of the first and second opposed sidewalls has a compartment that houses an operating component of the surface cleaning apparatus, and wherein the operating component comprises at least one of batteries, a power cord reel and control electronics.

16. The surface cleaning apparatus of claim 1 further comprising at least one of a front stabilizer wheel and a rear stabilizer wheel.

17. The surface cleaning apparatus of claim 1 further comprising a front stabilizer wheel and a rear stabilizer wheel wherein the stabilizer wheels are positioned such that only one wheel can contact the floor at a time.

18. The surface cleaning apparatus of claim 1, wherein the bin sidewall further comprises an exposed connecting portion extending between the a forward facing portion and the rearward facing portion.

19. The surface cleaning apparatus of claim 1, wherein when the cyclone bin assembly is mounted within the cavity the cyclone bin assembly overlies at least a portion of the suction motor.

20. A surface cleaning apparatus comprising:

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

(b) a main body comprising a front end, a rear end, a first sidewall and a second sidewall laterally opposed from the first sidewall in a first direction, a first side wheel rotatably coupled to the first sidewall and a second side wheel rotatably coupled to the second sidewall and laterally opposed from the first side wheel, a cavity defined between the first and second sidewalls and a suction motor provided in the air flow path;

(c) a pre-motor filter chamber provided in the air flow path upstream from the suction motor; and

,

(d) a cyclone bin assembly provided in the air flow path and being removably mounted in the cavity, the cyclone bin assembly having a cyclone chamber having a diameter, an air outlet and a cyclone axis about which air circulates within the cyclone chamber, the cyclone bin assembly having a first end wall and an opposed second end wall comprising the air outlet and being spaced apart from the first end wall in the direction of the cyclone axis,

wherein when the cyclone bin assembly is mounted within the cavity the cyclone axis is parallel to the first direction and the air outlet directs air towards and faces the pre-motor filter chamber;

wherein each of the first side wheel and second side wheel has a diameter larger than the diameter of the cyclone chamber.

21. The surface cleaning apparatus of claim 20, wherein the bin side wall is curved and generally follows the curvature of the first and second side wheels.

22. The surface cleaning apparatus of claim 20, wherein the wheels have a cross sectional area taken in a plane generally orthogonal to a rotational axis of the first and side wheel that is substantially the same size as a cross sectional area of the sidewalls taken in the plane.

23. The surface cleaning apparatus of claim 20, wherein the cavity has an open upper end, an open front end and an open rear end, and when the cyclone bin assembly is mounted in the cavity each opposed end wall faces an inner surface of one of the opposed side walls and the bin side wall comprises a first exposed portion at the front end and a second exposed portion at rear end.

25. The surface cleaning apparatus of claim 20, wherein the cavity has an open front end and an open rear end.

26. The surface cleaning apparatus of claim 20, wherein when the cyclone bin assembly is mounted within the cavity the cyclone bin assembly overlies at least a portion of a suction motor.

24. A surface cleaning apparatus comprising:

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

(b) a main body comprising a front end, a rear end, a first sidewall and a second sidewall laterally opposed from the first sidewall, a first side wheel rotatably coupled to the first sidewall and a second side wheel rotatably coupled to the second sidewall and laterally opposed from the first side wheel, a cavity defined between the first and second sidewalls and a suction motor provided in the air flow path;

(c) a cyclone bin assembly provided in the air flow path and being removably mounted in the cavity;

wherein each of the first side wheel and second side wheel has a diameter larger than the diameter of the cyclone chamber and when the cyclone bin assembly is mounted in the cavity the cyclone chamber is disposed within a cylindrical volume defined laterally between the first and second opposed side wheels; and

wherein the cyclone bin assembly further comprises a handle extending from the bin side wall, and the handle extends outside the cylindrical volume defined laterally between the first and second opposed side wheels.

27. A surface cleaning apparatus comprising:

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

(b) a main body comprising a front end, a rear end, a first sidewall and a second sidewall laterally opposed from the first sidewall and a platform portion extending between the first and second sidewalls, a cavity defined between the first and second sidewalls and the platform and having an open upper end spaced apart from the platform portion, a suction motor provided in the air flow path and external the cavity, and a pre-motor filter chamber provided in the air flow path upstream from the suction motor;

(c) a first side wheel rotatably coupled to the first sidewall and a second side wheel rotatably coupled to the second sidewall and laterally opposed from the first side wheel, the platform portion overlying at least a portion of the suction motor when the main body is supported by the first and second side wheels; and

,

(d) a cyclone bin assembly provided in the air flow path and being removably mounted in the cavity, the cyclone bin assembly comprising a cyclone chamber defining a cyclone axis about which air circulates within the cyclone chamber and having opposed end walls spaced apart from each other in the direction of the cyclone axis and a bin side wall extending between the opposed end walls, when the cyclone bin assembly is mounted in the cavity and the surface cleaning apparatus is in use the cyclone bin assembly rests on the platform portion, the cyclone axis intersects the second sidewall and the pre-motor filter chamber, each opposed end wall faces an inner surface of one of the opposed side walls and at least an upper portion of the bin side wall is visible.

28. The surface cleaning apparatus of claim 27, wherein when the cyclone bin assembly is mounted in the cavity the cyclone bin assembly is disposed above and at least partially overlies the suction motor.

29. The surface cleaning apparatus of claim 27, wherein the cavity has an open front end and an open rear end.