A handheld vacuum cleaner is provided with a hand-carriable body housing the components of a vacuum collection system. The vacuum collection system can include a working air path through the body, and includes a portion which passes through a handle of the hand-carriable body that is adapted to be g
A handheld vacuum cleaner is provided with a hand-carriable body housing the components of a vacuum collection system. The vacuum collection system can include a working air path through the body, and includes a portion which passes through a handle of the hand-carriable body that is adapted to be gripped by a user during operation of the vacuum cleaner.
대표청구항▼
1. A handheld vacuum cleaner, comprising: a hand-carriable body having an air inlet, an air outlet, and a handle extending away from the body and defining a handle opening between the body and the handle and where the handle is adapted to be gripped by a user;a motor/fan assembly carried by the body
1. A handheld vacuum cleaner, comprising: a hand-carriable body having an air inlet, an air outlet, and a handle extending away from the body and defining a handle opening between the body and the handle and where the handle is adapted to be gripped by a user;a motor/fan assembly carried by the body upstream of the air outlet and in fluid communication with the air inlet for generating a working airstream;a debris removal assembly carried by the body; and a working air path through the body from the air inlet to the air outlet and including the motor/fan assembly and the debris removal assembly;wherein the handle is at least partially hollow to form an air conduit downstream of the debris removal assembly and upstream of the motor/fan assembly, and wherein a portion of the working air path extends through the air conduit formed by the handle toward an inlet of the motor/fan assembly. 2. The handheld vacuum cleaner of claim 1, wherein the handle has a first end, a second end, and a hand grip between the first and second ends, and wherein the working air path extends through the first and second ends. 3. The handheld vacuum cleaner of claim 2, wherein the handle is rigid between the first and second ends. 4. The handheld vacuum cleaner of claim 1, wherein the air conduit is formed with at least one bend that is greater than or equal to 90 degrees. 5. The handheld vacuum cleaner of claim 1 and further comprising a pre-motor filter assembly mounted to the body and defining a portion of the working air path, the pre-motor filter assembly comprising at least one pre-motor filter received within a filter chamber. 6. The handheld vacuum cleaner of claim 5, wherein the portion of the working air path that extends through the air conduit formed by the handle extends from the pre-motor filter assembly to the inlet of the motor/fan assembly. 7. The handheld vacuum cleaner of claim 1, wherein the hand-carriable body comprises a first housing for the debris removal assembly and a second housing for the motor/fan assembly, wherein the first and second housings are in fluid communication with each other and form a single, hand-carriable unit. 8. The handheld vacuum cleaner of claim 7, wherein the handle has a first end, a second end, and a hand grip between the first and second ends, and wherein the first end is coupled with the first housing and the second end is coupled with the second housing. 9. The handheld vacuum cleaner of claim 7 and further comprising a cover enclosing a top of the first housing and openable to provide access to the top of the first housing. 10. The handheld vacuum cleaner of claim 7, wherein the handle comprises a pistol-style grip with an upper end attached to the first housing and a lower end attached to the second housing. 11. The handheld vacuum cleaner of claim 1, wherein the debris removal assembly comprises: a non-cyclonic debris removal assembly comprising a wall defining a chamber, an air deflector provided in the chamber, a debris separator provided in an upper portion of the chamber for separating contaminants from the working airstream, and a debris collector defined by a lower portion of the chamber for receiving and collecting separated contaminants;wherein the air deflector is positioned in direct opposition to the air inlet and comprises a deflector wall that is shaped to direct the working airstream from the air inlet downwardly within the chamber. 12. The handheld vacuum cleaner of claim 1, wherein the debris removal assembly comprises: a chamber in fluid communication with the air inlet; andan air deflector provided in the chamber in opposition to the air inlet and configured to direct air downwardly within the chamber;wherein the air deflector comprises a deflector wall shaped to effect a change in the direction of the working airstream from the air inlet. 13. The handheld vacuum cleaner of claim 12, wherein the debris removal assembly further comprises a filter in the chamber for filtering contaminants from the working airstream. 14. The handheld vacuum cleaner of claim 13, wherein the deflector wall is formed with the filter. 15. The handheld vacuum cleaner of claim 13, wherein the filter comprises a filter cup for separating contaminants from the working airstream and collecting separated contaminants, wherein the filter cup defines an interior in which debris is collected. 16. The handheld vacuum cleaner of claim 13, wherein the debris removal assembly further comprises a debris collector defining a collection chamber below the air deflector. 17. The handheld vacuum cleaner of claim 16, wherein the body comprises an exterior wall defining the collection chamber for the debris collector, wherein the exterior wall includes an openable lower section forming an openable door for emptying the collection chamber. 18. A handheld vacuum cleaner, comprising: a hand-carriable body having an air inlet, an air outlet, and a handle extending away from the body and defining a handle opening between the body and the handle and where the handle is adapted to be gripped by a user, and wherein the handle is at least partially hollow to form an air conduit;a motor/fan assembly carried by the body upstream of the air outlet and in fluid communication with the air inlet for generating a working airstream; a debris removal assembly carried by the body;a working air path through the body from the air inlet to the air outlet and including the motor/fan assembly and the debris removal assembly, wherein a portion of the working air path extends through the air conduit formed by the handle; anda pre-motor filter assembly mounted to the body and defining a portion of the working air path, the pre-motor filter assembly comprising at least one pre-motor filter received within a filter chamber;wherein the air conduit formed by the handle extends downstream from the premotor filter assembly to an inlet of the motor/fan assembly.
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이 특허에 인용된 특허 (24)
Comer Robert C. (Hopkins MN) Hampel Wilbur J. (Spring Park MN) Rogers Edward A. (Minneapolis MN), Convertible vacuum-blower.
Elson Donald E. (Baltimore MD) Gerke ; Jr. Burton E. (Newtown CT) Bitzel Michael E. (Monroe CT) Wilder Bruce A. (Clinton CT) Rodowsky ; Jr. Stanley J. (Baltimore MD) Lessig ; III William R. (Hunt Val, Cordless vacuum cleaner with power brush.
Reed ; Jr. Charles A. (Shelton CT) Krasznai Charles Z. (Trumbull CT) Kosten Richard B. (West Haven CT) Osit Robert (Shelton CT), Hand-held vacuum cleaner.
Zahuranec Terry L. (North Olmstead OH) Stephens Paul D. (Cleveland Heights OH) Salo Robert (Willoughby Hills OH) Vystrcil Robert (West Farmington OH), Portable hand-held vacuum cleaner.
Steinberg Gary L. (Jenison MI) Pino Giovanni (Grand Rapids MI) Gibbs Kenneth E. (Wyoming MI) Norwood Richard L. (Rockford MI) Smith Gary L. (Belding MI), Vacuum cleaner.
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