IP Library Granted Patent US 11,930,987
Granted Patent B2
US 11,930,987 · App. 16/387,014 · Granted Mar 19, 2024

Surface cleaning apparatus

Inventor: Wayne Ernest Conrad (Hampton, CA)
Assignee: Omachron Intellectual Property Inc.
A47L5/24A47L9/102A47L9/1409A47L9/16A47L9/1666A47L9/1683A47L9/2884A47L9/322B01D45/08B01D45/16B01D50/20A47L9/2842B01D2279/55
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Quick Facts
Patent No.
US 11,930,987
App. No.
16/387,014
Filed
Apr 17, 2019
Granted
Mar 19, 2024
Kind
B2
Art Unit
3723
USPC
15/344
Abstract

A hand vacuum cleaner has an upper end, a lower end, an air flow passage, a main body with a handle, an air treatment member, an on board energy storage member, and a suction motor. The on board energy storage member is positioned in the air flow passage downstream of the air treatment member. The suction motor is provided in the air flow passage downstream of the energy storage member.

Claims (20)

1. A hand vacuum cleaner having an upper end and a lower end, the hand vacuum cleaner comprising:

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

(b) a main body having a handle, the handle having a pistol grip hand grip portion that is linear and elongate, the pistol grip hand grip portion has a pistol grip axis that is parallel to the linear elongate pistol grip hand grip portion and extends through the linear elongate pistol grip hand grip portion from a lower end of the hand grip portion to an upper end of the hand grip portion;

(c) an air treatment member provided in the air flow passage;

(d) an on board energy storage member positioned in the air flow passage downstream of the air treatment member, the on board energy storage member is positioned in a housing, which is at the upper end of the hand grip portion wherein the pistol grip axis extends through the housing; and,

(e) a suction motor provided in the air flow passage downstream of the energy storage member.

2. The hand vacuum cleaner of claim 1 wherein the suction motor is positioned at the lower end of the hand grip portion.

3. The hand vacuum cleaner of claim 1 wherein during operation of the hand vacuum cleaner, air passes over an outer surface of a wall of the housing as the air travels from the air treatment member to the suction motor.

4. The hand vacuum cleaner of claim 1 wherein the energy storage member and housing comprise a battery pack and, during operation of the hand vacuum cleaner, air passes over an outer surface of the battery pack as the air travels from the air treatment member to the suction motor and the battery pack is removably mounted in the hand vacuum cleaner.

5. The hand vacuum cleaner of claim 1 wherein the energy storage member and housing comprise a battery pack and the battery pack is removably mounted in the hand vacuum cleaner.

6. The hand vacuum cleaner of claim 1 wherein the hand grip portion has a pistol grip air flow passage provided therein and, during operation of the hand vacuum cleaner, air passes downwardly through the pistol grip air flow passage of the hand grip portion to the suction motor.

7. The hand vacuum cleaner of claim 1 further comprising a pre-motor filter provided in the air flow passage downstream of the air treatment member and upstream of the energy storage member.

8. The hand vacuum cleaner of claim 1 wherein the air treatment member comprises a treatment chamber and a pre-motor filter is provided in the air flow passage downstream of the treatment chamber and upstream of the on board energy storage member.

9. A hand vacuum cleaner having an upper end and a lower end, the hand vacuum cleaner comprising:

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

(b) a main body having a handle, the handle having a pistol grip hand grip portion, the pistol grip hand grip portion having a pistol grip axis, an upper end and a lower end;

(c) an air treatment member provided in the air flow passage;

(d) an on board energy storage member positioned in the air flow passage downstream of the air treatment member, the on board energy storage member is positioned in a housing, which is at the upper end of the hand grip portion wherein the pistol grip axis extends through the housing; and,

(e) a suction motor provided in the air flow passage downstream of the energy storage member

wherein the hand grip portion has a pistol grip air flow passage provided therein and, during operation of the hand vacuum cleaner, air passes downwardly through the pistol grip air flow passage of the hand grip portion to the suction motor.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2019
From: CONRAD, WAYNE ERNEST
To: OMACHRON INTELLECTUAL PROPERTY INC.
Reel/Frame 048915/0553 →
Continuity (2)
Provisional Application 62660700 · Apr 20, 2018
Related Publication 20190320863A1 · Oct 24, 2019
Cited By (1)
US 12,622,561