Off-the-floor Support (e.g., Operator Supported) Patents (Class 15/327.5)
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Patent number: 12108921Abstract: A vacuum cleaner includes a vacuum body assembly. The vacuum body assembly includes a housing having a base end, a mount hook connected to the housing, a debris container removably coupled to the housing, and a suction source. The suction source is able to draw air into the debris container. A harness assembly is removably connected to the vacuum body assembly. The vacuum cleaner is convertible between a carry mode, a stand mode, and a hang mode. The harness assembly is connected to the vacuum body assembly in the carry mode, and the harness assembly is to be worn by a user. The base end of the vacuum body assembly may rest on a support surface in the stand mode. The hook of the vacuum body assembly may hang the body assembly from a mount structure in the hang mode.Type: GrantFiled: October 4, 2018Date of Patent: October 8, 2024Assignee: MILWAUKEE ELECTRIC TOOL CORPORATIONInventors: David Mobarak, Justin D. Dorman, Tauhira Hoossainy
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Patent number: 12089540Abstract: Implementations of a backpack blower converter attachment are provided. In some implementations, the backpack blower converter attachment comprises a converter tube and may further comprise one or more tube couplings, securing straps, and/or a replacement tube elbow. In some implementations, a method of using the backpack blower converter attachment comprises disconnecting the blower tube from the blower tube elbow of a backpack blower and connecting the converter tube to the blower tube elbow and the blower tube of the backpack blower.Type: GrantFiled: September 17, 2021Date of Patent: September 17, 2024Inventor: Justin Misenheimer
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Patent number: 12043969Abstract: A blower appliance includes: a carrying harness, at least one blower fastener, a blower having an air outlet, and a nozzle, connected downstream of the air outlet by way of an elastic bellows having a return effect. The blower fastener having an articulation having a return effect, which tends to return the axis of the air outlet of the fan body towards a rest position, the articulation having a return component, parallel to the spinal axis, with a second spinal return stiffness, the second spinal return stiffness being greater than the first spinal return stiffness of the elastic bellows. The blower appliance finds applications in the maintenance of parks and gardens.Type: GrantFiled: February 3, 2020Date of Patent: July 23, 2024Inventor: Thibault Remy
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Patent number: 11992170Abstract: A wearable vacuum cleaner includes a harness configured to support the wearable vacuum cleaner on a user's back, a housing connected to the harness, a suction motor assembly disposed within the housing and operable to create a working airflow, and a collection bin configured to receive debris separated from the working airflow. The collection bin includes an opening adjacent a bottom portion of the collection bin and a lid moveably coupled to the collection bin to selectively cover the opening in a closed position and uncover the opening in an open position. The lid is movable to the open position to empty the contents of the collection bin through the opening while the collection bin remains attached to the housing.Type: GrantFiled: June 28, 2022Date of Patent: May 28, 2024Assignee: Techtronic Cordless GPInventors: Clinton C. Thackery, Jacob F. Creasman
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Patent number: 11980139Abstract: A backpack tool apparatus including a backpack assembly and at least one tool. The backpack assembly includes a casing and at least one battery pack received in the casing. The at least one tool is connected to the casing and electrically connected to the battery pack. The backpack tool apparatus may be provided with multiple tools to simultaneously realize different operations and functions. Moreover, the tools may be configured to be detachably connected to the backpack assembly, and may be replaced with different tools to realize different operations and functions according to needs.Type: GrantFiled: March 3, 2023Date of Patent: May 14, 2024Assignee: Greenworks (Jiangsu) Co., Ltd.Inventors: Daoyin Zhou, Yunjie Shangguan
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Patent number: 11950672Abstract: The present invention discloses a diaper bag vacuum apparatus. The diaper bag is integrated on a vacuum system for cleaning up the mess such as food waste that is often created by the small infants. The vacuum system comprises one or more vacuum components include, an air handling tube, a solid separator assembly, a container, a motor, a blower or fan, a rechargeable battery and an exhaust tube, which are vacuum mounted in the cavity of a pull-out drawer beneath the diaper bag. A detachable hose is attached to the vacuum system via intake port to pick up debris from the floor. A filter in the solid separator allow only air and captures the debris inside the container. Further, the apparatus is battery operable, which enables the fan pulls the air into the center of the fan and ejects it into the exhaust tubing and released to the environment.Type: GrantFiled: August 30, 2020Date of Patent: April 9, 2024Inventor: Roy Franklin Partin, II
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Patent number: 11839342Abstract: An upright surface cleaning apparatus comprises a floor cleaning head and an upright section moveably mounted to the surface cleaning head. A portable cleaning unit is removably mounted to the support structure and comprises an auxiliary cleaning tool mount. The auxiliary cleaning tool mount is provided on one lateral side of a portion of the rigid air flow conduit that is positioned above the portable cleaning unit when the upright surface cleaning apparatus is in the upright cleaning mode and the upflow duct is in the upright storage position wherein the auxiliary tool mount remains spaced from the portable cleaning unit during all use of the upright surface cleaning apparatus in the upright cleaning mode and the auxiliary cleaning tool mount remains mounted to the rigid air flow conduit when the upright surface cleaning apparatus is in the portable cleaning mode. A cord wind member is provided on an opposed lateral side of the rigid air flow conduit.Type: GrantFiled: January 16, 2020Date of Patent: December 12, 2023Assignee: Omachron Intellectual Property Inc.Inventor: Wayne Ernest Conrad
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Patent number: 11806464Abstract: A hand-held suction system includes: a hand-held suction device, a tube unit and a bag unit, wherein the tube unit has a suction tube and a tube connecting part, and wherein the bag unit has a collecting bag and a bag connecting part. The tube connecting part and the bag connecting part are designed to form a mechanical connection to one another in order to hold the bag unit by way of the tube unit. The tube connecting part is arranged in such a way on a circumference of the suction tube, in an upper half of the circumference in a circumferential direction, in a correct operating position of the suction system, and the suction system is designed in such a way that the bag unit held by the tube unit extends downwards in the circumferential direction along the suction tube, on the upper half of the circumference.Type: GrantFiled: March 4, 2021Date of Patent: November 7, 2023Assignee: Andreas Stihl AG & Co. KGInventors: Markus Pfeifer, Jonathan Seiz, Alexander Fuchs, Markus Oesterle
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Patent number: 11771018Abstract: A blower may include: a volute case defining a suction port, a volute chamber, and a discharge port; an impeller rotatably supported within the volute chamber; a motor connected to the impeller and configured to drive the impeller; and an outer case accommodating the suction port of the volute case and the motor. The outer case may include an external suction port and define an air passage extending from the external suction port to the suction port of the volute case. When the blower is held or worn in a predetermined posture by a user, the external suction port of the outer ease may be configured to be located so as to be open vertically downward.Type: GrantFiled: June 9, 2020Date of Patent: October 3, 2023Assignee: MAKITA CORPORATIONInventors: Yuki Koide, Makoto Takahashi
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Patent number: 11744428Abstract: A vacuum cleaner includes a driving wheel, a cleaning part, a dust-collecting unit, a dust collection amount detection part, and a travel control part. The dust collection amount detection part detects the amount of the dust and dirt accumulated in the dust-collecting unit. The travel control part controls the driving of the driving wheel to make the vacuum cleaner travel autonomously. The travel control part makes the vacuum cleaner travel to a dust station in the case the amount of the dust and dirt detected by the dust collection amount detection part is equal to or more than a specified amount while the cleaning part performs cleaning. The travel control part further makes the vacuum cleaner undock from the dust station to restart the cleaning after the dust and dirt accumulated in the dust-collecting unit is transferred to a dust-collecting container at the dust station. The vacuum cleaning apparatus can adopt a downsized vacuum cleaner while ensuring convenience.Type: GrantFiled: May 22, 2018Date of Patent: September 5, 2023Assignee: TOSHIBA LIFESTYLE PRODUCTS & SERVICES CORPORATIONInventors: Yuuki Marutani, Kota Watanabe
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Patent number: 11689081Abstract: A method for expanding features of a gas engine replacement device that drives power equipment including controlling, by an electronic processor of the gas engine replacement device, a power switching network to selectively provide power from a battery pack to rotate a motor of the gas engine replacement device. A module interface of the gas engine replacement device receives an external electronics module. A type of the external electronics module received by the module interface is detected by the electronic processor of the gas engine replacement device. The gas engine replacement device is configured by the electronic processor based on the type of the received external electronics module. The electronic processor communicates with the external electronics module via the module interface.Type: GrantFiled: December 18, 2020Date of Patent: June 27, 2023Assignee: Milwaukee Electric Tool CorporationInventors: Patrick Dennis Gallagher, Timothy James Bartlett, Timothy Ryan Obermann, Alex Huber, William Chapman, III
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Patent number: 11623173Abstract: A handheld air purifier may include a suction body provided with a fan to suction air and a filter to filter foreign matter from the sucked air, a handle extending from the suction body, and an agitator provided in the suction body to loosen or scatter dust from a garment. The handheld air purifier may be configured to be attached to and detached from a main air purifier, and the main air purifier may suction dust off the handheld air purifier and sterilize the handheld air purifier when the handheld air purifier is mounted on the main air purifier. The agitator of the handheld air purifier may have a striking member exposed through a lower surface of the suction body, and may move out of and into the suction body to strike the garment so that the dust may be loosened and suctioned into the suction body and filtered by the filter.Type: GrantFiled: March 17, 2020Date of Patent: April 11, 2023Assignees: LG ELECTRONICS INC., CHUNGANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Jongkeon Jeon, Haeyoong Chung, Jiyoung Kang, David Kangseong Lee, Daeyoung Kwak, Sohee Park
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Patent number: 11617312Abstract: A backpack tool kit including a backpack assembly with a casing and a battery pack received in the casing; and at least one tool connected to the casing of the backpack assembly and electrically connected to the battery pack. The backpack tool apparatus can be provided with multiple tools to simultaneously realize different operations and functions. Moreover, the tools are configured to be detachably connected to the backpack assembly, and can be replaced with different tools to realize different operations and functions according to needs.Type: GrantFiled: March 30, 2017Date of Patent: April 4, 2023Assignee: Globe (Jiangsu) Co., Ltd.Inventors: Daoyin Zhou, Yunjie Shangguan
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Patent number: 11606917Abstract: The battery-powered backpack blower includes a back support assembly including a back plate configured to permit a user to mount the blower to the user's back, and a volute assembly including a first volute portion and a second volute portion. The backpack blower further includes a housing assembly including a battery assembly and a motor assembly therein, the housing assembly is provided intermediate to the back assembly and the volute assembly.Type: GrantFiled: April 10, 2020Date of Patent: March 21, 2023Assignee: Black & Decker, Inc.Inventors: Brian Poole, Joshua M Sheffer, Wong Kun Ng, Keith D. Flaharty, Joseph B. Cooper, Philip Martinez, David Keith Wheeler, Christopher Wade Shook
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Patent number: 11160430Abstract: A vacuum may include a cleaner body including a suction motor for generating suction force, a suction part communicating with the cleaner body and suctioning air and dust, and a battery assembly for supplying a power to the suction motor. The battery assembly may include a battery unit, a battery terminal, a switch for connecting or disconnecting the battery unit and the battery terminal, and a battery case for accommodating the battery unit. The cleaner body may include a body supporting the battery assembly and a switching operation part for operating the switch when the battery assembly is mounted on the cleaner body.Type: GrantFiled: January 9, 2019Date of Patent: November 2, 2021Assignee: LG ELECTRONICS INC.Inventors: Changhoon Lee, Gunho Ha, Seonghoon Han
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Patent number: 11109725Abstract: A dust collector includes a dust-collector main body, a coupling-hose part, an operation unit, and a belt or harness. The dust-collector main body serves to collect dust by generating a suction draft (partial vacuum). The dust-collector main body includes a housing, a motor, a dust-collection chamber, and at least one battery pack mount. The belt or harness is attached to the dust-collector main body and is designed for the user to carry the dust-collector main body on his or her back. The operation unit is connected to the dust-collector main body via an external, flexible cord. The operation unit includes one or more LEDs for illuminating the area to be cleaned and an ON/OFF switch for controlling operation of the motor.Type: GrantFiled: June 26, 2019Date of Patent: September 7, 2021Assignee: MAKITA CORPORATIONInventor: Takayuki Tahara
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Patent number: 11089925Abstract: Industrial vacuum cleaner configured for servicing at least one construction tool (2), said vacuum cleaner (1) comprising a vacuum inlet (3), wherein said vacuum cleaner (1) further comprises a controller (8) and connected to said controller (8) a wireless transceiver (10), a memory (12), and at least one location and/or orientation sensor (11) configured for detection of vacuum cleaner location and/or localization of other objects in relation to the vacuum cleaner (1) and wherein the vacuum cleaner (1) further comprises means for propulsion (13) controlled by said controller (8).Type: GrantFiled: March 13, 2017Date of Patent: August 17, 2021Assignee: HUSQVARNA ABInventors: Joakim Ed, Lars Gustafsson, Simon Andersson, Rajinder Mehra, Tommy Olsson, Ulf Petersson, Richard Bälter
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Patent number: 11051668Abstract: A vacuum assembly having a hand vacuum configuration and a wand vacuum configuration may include a dust cup, a suction motor fluidly coupled to the dust cup, and a power source. The suction motor and the power source may be transitionable between a wand vacuum position and a hand vacuum position. When the suction motor and the power source are in the wand vacuum position, the dust cup, the suction motor, and the power source may be arranged serially. When the suction motor and the power source are in the hand vacuum position, the suction motor and the power source may be arranged in parallel with the dust cup.Type: GrantFiled: May 24, 2019Date of Patent: July 6, 2021Assignee: SharkNinja Operating LLCInventors: Jason B. Thorne, Kai Xu, Sam Liu, Adam Udy, Daniel J. Innes, Nikola Petrov, Andre D. Brown
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Patent number: 11013379Abstract: Disclosed is a vacuum cleaner assembly (10) including a harness assembly having a support bracket (11) and a vacuum cleaner (12) supported by the brackets (11). The brackets (11) are intended to be worn by a user so that the vacuum cleaner (12) is positioned adjacent the back of the user.Type: GrantFiled: July 21, 2016Date of Patent: May 25, 2021Assignee: Electrical Home-Aids Pty LtdInventors: Hiep Duong, David Kim Scott, Daniel Mark Starkey, Shanon Matthew Martin
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Patent number: 10869585Abstract: Disclosed is a vacuum cleaner assembly (10) including a harness assembly having a support bracket (11) and a vacuum cleaner (12) supported by the brackets (11). The brackets (11) are intended to be worn by a user so that the vacuum cleaner (12) is positioned adjacent the back of the user.Type: GrantFiled: July 21, 2016Date of Patent: December 22, 2020Assignee: Electrical Home-Aids Pty LtdInventors: Hiep Duong, David Kim Scott, Daniel Mark Starkey, Shanon Matthew Martin
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Patent number: 10750917Abstract: A cleaner includes: a suction motor that generates suction force; a dust separation unit that separates dust from air sucked by the suction force; a motor housing that covers the suction motor; a flow guide that surrounds an outer side of the motor housing and guides air discharged from the dust separation unit to the suction motor; and a body that forms an external appearance by surrounding the flow guide and guides air discharged from the suction motor together with the flow guide.Type: GrantFiled: July 31, 2018Date of Patent: August 25, 2020Assignee: LG Electronics Inc.Inventors: Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang, Philjae Hwang, Mantae Hwang, Eunji Sung, Taekgi Lee
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Patent number: 10645884Abstract: The battery-powered backpack blower includes a back support assembly including a back plate configured to permit a user to mount the blower to the user's back, and a volute assembly including a first volute portion and a second volute portion. The backpack blower further includes a housing assembly including a battery assembly and a motor assembly therein, the housing assembly is provided intermediate to the back assembly and the volute assembly.Type: GrantFiled: January 23, 2018Date of Patent: May 12, 2020Assignee: Black & Decker, Inc.Inventors: Brian Poole, Joshua M. Sheffer, Wong Kun Ng, Keith D. Flaharty, Joseph B. Cooper, Philip Martinez, David Keith Wheeler
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Patent number: 10631698Abstract: A cleaner includes: a suction motor that generates suction force; a dust separation unit that separates dust from air sucked by the suction force; a motor housing that covers the suction motor; a flow guide that surrounds an outer side of the motor housing and guides air discharged from the dust separation unit to the suction motor; and a body that forms an external appearance by surrounding the flow guide and guides air discharged from the suction motor together with the flow guide.Type: GrantFiled: July 31, 2018Date of Patent: April 28, 2020Assignee: LG Electronics Inc.Inventors: Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang, Philjae Hwang, Mantae Hwang, Eunji Sung, Taekgi Lee
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Patent number: 10617270Abstract: A cleaner includes: a suction motor that generates suction force; a dust separation unit that separates dust from air sucked by the suction force; a motor housing that covers the suction motor; a flow guide that surrounds an outer side of the motor housing and guides air discharged from the dust separation unit to the suction motor; and a body that forms an external appearance by surrounding the flow guide and guides air discharged from the suction motor together with the flow guide.Type: GrantFiled: July 31, 2018Date of Patent: April 14, 2020Assignee: LG Electronics Inc.Inventors: Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang, Philjae Hwang, Mantae Hwang, Eunji Sung, Taekgi Lee
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Patent number: 10561287Abstract: A cleaner includes: a suction unit; a suction motor that generates suction force for sucking air through the suction unit and includes an impeller; a dust separation unit that includes one or more cyclone units generating cyclonic flow to separate dust from air flowing inside through the suction unit; a dust container that stores dust separated by the dust separation unit and is disposed under the suction motor; a battery disposed behind the dust container to supply power to the suction motor; and a handle disposed behind the suction motor, wherein a rotational axis of the impeller and an axis of the cyclonic flow vertically extend and an extension line from the rotational axis of the impeller passes through the one or more cyclone units.Type: GrantFiled: July 31, 2018Date of Patent: February 18, 2020Assignee: LG Electronics Inc.Inventors: Bohyun Nam, Namhee Kim, Jinju Kim, Hyeonjeong An, Jungbae Hwang
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Patent number: 10548267Abstract: A debris collection system utilizing a vacuum to collect debris in a container. The system includes a bottom-mounted motor and an airflow pathway containing the vacuum generated by the motor for collecting the debris. A portion of the airflow pathway passes through a top into the container for depositing the debris and another portion of the airflow pathway after depositing the debris then passes to the exterior of the container to the motor.Type: GrantFiled: August 8, 2016Date of Patent: February 4, 2020Inventor: Randy Streetman
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Patent number: 10542856Abstract: A hand vacuum cleaner has a pre-motor filter, a suction motor and a post motor filter that are arranged linearly.Type: GrantFiled: June 28, 2018Date of Patent: January 28, 2020Assignee: Omachron Intellectual Property Inc.Inventor: Wayne Ernest Conrad
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Patent number: 10492651Abstract: A canister vacuum cleaner is disclosed, which includes an exterior casing that has a top half and a bottom half. An interior area of the bottom half of the casing houses a motor that is configured to generate a suction force, which is ultimately transmitted through a tube and an appended flexible hose. By positioning the motor at the bottom half of the casing, the vacuum cleaner exhibits a more preferred and ergonomic center of gravity. The canister vacuum cleaner is bagless—and does not require the use of a disposable bag to capture and retain dirt and debris that the vacuum cleaner extracts from the environment. In some cases, the vacuum cleaner utilizes a first, second, and third means for cyclonic separation of dirt and debris.Type: GrantFiled: May 10, 2017Date of Patent: December 3, 2019Inventor: Dustin Chaffin
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Patent number: 10327392Abstract: A debris blower, having a fan frame, with a back plate and a motor plate, the back plate and motor plate being connected to and separated by a side wall. A fan assembly is positioned within the fan frame, and is rotated by a motor. A controller is electrically connected to the motor and to a battery pack, to energize the motor. A vehicle mounting plate is connected to a vehicle, and a blower mounting plate is connected to the fan frame, so as to removably connect the blower to the vehicle. A mounting tube is connected to the vehicle mounting plate. The blower mounting plate includes at least one hook for connecting with the mounting tube. The blower mounting plate may further include flange extensions to contact the vehicle mounting plate. The direction of the outlet of the blower can be remotely controlled by the operator.Type: GrantFiled: November 5, 2015Date of Patent: June 25, 2019Assignee: Mean Green Products, LLCInventors: Joseph C. Conrad, Matthew C. Conrad
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Patent number: 10315627Abstract: A method of cleaning an underside of wheeled outdoor equipment includes attaching a blower extension pipe assembly to a power blower and positioning the extension pipe across the ground and under the equipment to be cleaned. The blower extension pipe includes an elbow end fitting with a blow-off opening that is directed to the underside of the equipment. The blower is operated to direct air through the blower extension pipe and against the underlying surface of the equipment to remove debris therefrom.Type: GrantFiled: January 28, 2016Date of Patent: June 11, 2019Inventors: Bryan Richard Chambers, Bryan Richard Chambers, Jr.
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Patent number: 10244912Abstract: A vacuum cleaner having a main body and a dirt separator that is removably attached to the main body. The dirt separator includes a first dirt-separation stage, a second dirt-separation stage, and a vacuum motor for moving air through the first dirt-separation stage and the second dirt-separation stage. The vacuum motor has an impeller driven by an electric motor. The first dirt-separation stage is then located upstream of the impeller, and the second dirt-separation stage is located downstream of the impeller.Type: GrantFiled: October 21, 2015Date of Patent: April 2, 2019Assignee: Dyson Technology LimitedInventors: Charles Geoffrey Box, Mark Andrew Johnson
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Patent number: 10165738Abstract: To reduce fatigue in the arm of an operator of a blow operation device driven by an electric motor and to realize a blow operation of blowing and gathering generated compressed air from both the right and left with a small operational burden. A blow operation device includes a backpack type frame, a battery attached to the frame, a blower body having an electric motor to which power is fed from the battery and having an axial fan driven by the electric motor, and a blower tube connected to a blow side of the blower body, the frame including a back contact surface, and the blower body being attached to the frame such that axial directions of the electric motor and the axial fan are along the back contact surface.Type: GrantFiled: March 22, 2017Date of Patent: January 1, 2019Assignee: Yamabiko CorporationInventors: Kunihiko Haramoto, Kenji Suzuki
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Patent number: 10085390Abstract: A backpack type blowing apparatus includes an intake pipe that connects an air cleaner fixed to a fan case of an air blower to a carburetor that supplies an evaporated fuel to an engine body, and a top cover fixed to the fan case to cover at least the intake pipe by interposing the intake pipe between the top cover and the fan case. The top cover has a plurality of cover fixing portions fixed to the fan case. An outer circumferential-side fixed portion positioned on an outer circumferential side of the intake pipe in the fan case is included in the plurality of cover fixing portions.Type: GrantFiled: February 23, 2017Date of Patent: October 2, 2018Assignee: MARUYAMA MFG. CO., INC.Inventor: Yoichi Ishikawa
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Patent number: 9955831Abstract: A reconfigurable upright surface cleaning apparatus may include a cleaning unit including an air treatment member, a suction motor and a clean air outlet. The cleaning unit may be detachably connected to the surface cleaning apparatus. A reconfigurable air flow passage may include at least one portion that is alternatively configurable between a surface cleaning mode and an auxiliary cleaning mode. An adjustable handle may be provided on the cleaning unit and may be drivingly connected to the surface cleaning head. The handle may include a grip portion having at least one grip member and may be moveable between an extended position, in which the grip portion is spaced apart from the cleaning unit, and a retracted position, in which the grip portion is positioned proximate the cleaning unit.Type: GrantFiled: March 8, 2013Date of Patent: May 1, 2018Assignee: SharkNinja Operating LLCInventor: Dan Bilger
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Patent number: 9861242Abstract: A vacuum cleaner is described that includes an elongated vacuum body, an optional battery-pack attached to the bottom end of the elongated vacuum body, and a removable backpack assembly with shoulder and waist straps attachable directly to the elongated vacuum body. The shape of the elongated vacuum body is such that the center of gravity of the body is shifted close to the body of the vacuum appliance user, allowing for greater freedom of movement during use. The vacuum appliance also includes exhaust air vents positioned to reduce the noise output of the vacuum appliance as perceived by the user during use.Type: GrantFiled: August 31, 2016Date of Patent: January 9, 2018Assignee: EMERSON ELECTRIC CO.Inventors: Mark Tomasiak, Douglas K. Ritterling, Shane Glasgow
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Patent number: 9675219Abstract: A canister vacuum cleaner is disclosed, which includes an exterior casing that has a top half and a bottom half. An interior area of the bottom half of the casing houses a motor that is configured to generate a suction force, which is ultimately transmitted through a tube and an appended flexible hose. By positioning the motor at the bottom half of the casing, the vacuum cleaner exhibits a more preferred and ergonomic center of gravity. The canister vacuum cleaner is bagless—and does not require the use of a disposable bag to capture and retain dirt and debris that the vacuum cleaner extracts from the environment. In some cases, the vacuum cleaner utilizes a first, second, and third means for cyclonic separation of dirt and debris.Type: GrantFiled: October 7, 2015Date of Patent: June 13, 2017Inventor: Dustin Chaffin
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Patent number: 9486120Abstract: A backpack vacuum has a body made up of an upper cannister and a lower motor compartment. The vacuum body is supported on a wearer's back by a harness. A vacuum motor draws air from an opening in the upper cannister through a primary air flow path out an exhaust outlet from the lower motor compartment. An adjustable air flow opening in the cannister sidewalls creates a secondary air flow path through the vacuum body which creates a cooling air region adjacent the wearer's back in use.Type: GrantFiled: July 17, 2013Date of Patent: November 8, 2016Inventor: Alan Steven Day
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Patent number: 9457135Abstract: A canister assembly for use with a medical suction or aspiration device having a ball float assembly defined in the lid. The lid accepts a replaceable filter cartridge containing a filter element. The ball float engages the replaceable filter cartridge when the canister is near full.Type: GrantFiled: December 3, 2012Date of Patent: October 4, 2016Assignee: DeVilbiss Healthcare LLCInventors: Joel David Neatrour, Matt Smith
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Patent number: 9364125Abstract: A backpack power apparatus is comprised of a back carrier frame for being piggybacked by a user, a blower unit including a fan driven by a drive motor for sucking in or blowing out air through an airflow duct, and an airflow tube fluidically communicating with the airflow duct of the blower unit for sucking in or blowing out air through the airflow tube. The blower unit is mounted on the back carrier frame via a vibration isolating means, and the airflow tube is supported on the back carrier frame and adapted for being held and operated by the user when in use. The airflow tube is floatingly coupled to the airflow duct of the blower unit.Type: GrantFiled: May 16, 2013Date of Patent: June 14, 2016Assignee: MAKITA CORPORATIONInventor: Yuji Takahashi
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Patent number: 9332694Abstract: A blower apparatus has a drive motor and a blower device operatively connected to the drive motor. A blower tube is connected to the blower device and has an outlet opening remote from the blower device. A blower air stream conveyed by the blower device passes through the blower tube in the direction of a longitudinal center axis of the blower tube and exits through the outlet opening in an outflow direction. A pivoting device that pivots the blower tube is provided. A nozzle is supported to be freely pivotable on the blower tube about at least one pivot axis, wherein the outlet opening is formed on the nozzle. The nozzle forms the pivot device for pivoting the blower tube and utilizes a transverse force that is generated by the blower air stream in the nozzle for pivoting the blower tube.Type: GrantFiled: May 11, 2015Date of Patent: May 10, 2016Assignee: Andreas Stihl AG & Co. KGInventor: Andre Prager
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Patent number: 9282860Abstract: Described is a vacuum cleaning device for charcoal grills. The present invention includes a portable vacuum cleaning device having a vacuum source used to draw air and debris through a collection hose and into a vacuum bag. The vacuum bag and the collection hose are composed of flame-retardant material that will not melt or burn from having hot ash and embers from a grill drawn therethrough. The end of the collection hose that is secured to the vacuum cleaning device includes a fan that is used to break-up and extinguish embers drawn through the collection hose. The vacuum bag is enclosed between a housing and a lid secured thereto, and the lid is removable to allow access to the vacuum bag. The vacuum cleaning device also includes one or more straps thereon that can be adjustably secured together such that a user can wear the device over the user's shoulder.Type: GrantFiled: April 16, 2014Date of Patent: March 15, 2016Inventor: Sabrina Brison
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Patent number: 9277844Abstract: A new and useful vacuum apparatus is provided, for sweeping and cleaning a residential and commercial spaces, in a manner that is efficient and effective and a manner that minimize effort and time. The apparatus includes a flexible container that encloses some of the vacuum, sweeping and cleaning components that are part of a vacuum system, the flexible container configured to be worn by a person operating the apparatus, and having a flexibility that enables it to conform to the contour of the back of a person wearing the flexible container, and the flexible container is also configured to enable certain components of the vacuum system to be located outside of the container when the container is being worn by a person operating the vacuum system.Type: GrantFiled: October 25, 2011Date of Patent: March 8, 2016Inventor: Luis A. Millan
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Patent number: 9192222Abstract: A backpack work machine is provided and may include a backpack frame, a motor mounted on the backpack frame, a driven device driven by the motor, and an arm provided at a lower portion of the backpack frame. The arm is rotatable around an axis line that extends in a left-right direction of the backpack frame and has in a fore end portion thereof a throttle lever regulating output of the motor. The backpack frame also has in the lower portion thereof a support axis having an axis line, and the arm is supported by the support axis so as to be rotatable around the axis line of the support axis within a rotation range that extends between an up-down direction of the backpack frame and a front-rear direction of the backpack frame.Type: GrantFiled: September 4, 2014Date of Patent: November 24, 2015Assignee: MAKITA CORPORATIONInventors: Tomonobu Nashimoto, Takuro Konishi, Ryouichi Shimooka, Motonobu Ishikawa
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Patent number: 9167751Abstract: A leaf blower to be worn by a user. The leaf blower including a frame having a back plate defining a back plate plane and a blower system coupled to the frame. The blower system includes a motor having drive shaft, the drive shaft defining an axis, and the axis forms an angle with respect to the back plate plane between about 5 degrees and about 35 degrees.Type: GrantFiled: July 9, 2012Date of Patent: October 27, 2015Assignee: Techtronic Outdoor Products Technology LimitedInventors: Clinton C. Thackery, Charles K. Long
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Patent number: 9072342Abstract: A portable work apparatus has a main unit and a work tool. The main unit is carried by the user via a strap. The strap has a fastening section which is secured to the main unit via a fastening element. The fastening section is held between a pressure surface of the fastening element and a fastening surface formed on the main unit. To prevent twisting of the strap when the fastening element is secured, provision is made for the fastening surface to be formed with a structure that increases the friction coefficient. The structure interacts with a bearing surface, facing the fastening surface, of the fastening section such that the fastening section, which is held in a clamped manner between the pressure surface of the fastening element and the fastening surface of the main unit, is prevented from rotating relative to the main unit.Type: GrantFiled: October 22, 2013Date of Patent: July 7, 2015Assignee: Andreas Stihl AG & Co. KGInventors: Joachim Kolb, Volker Reber, Alexander Maier
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Publication number: 20150113758Abstract: A backpack work machine is provided and may include a backpack frame, a motor mounted on the backpack frame, a driven device driven by the motor, and an arm provided at a lower portion of the backpack frame. The arm is rotatable around an axis line that extends in a left-right direction of the backpack frame and has in a fore end portion thereof a throttle lever regulating output of the motor. The backpack frame also has in the lower portion thereof a support axis having an axis line, and the arm is supported by the support axis so as to be rotatable around the axis line of the support axis within a rotation range that extends between an up-down direction of the backpack frame and a front-rear direction of the backpack frame.Type: ApplicationFiled: September 4, 2014Publication date: April 30, 2015Inventors: Tomonobu NASHIMOTO, Takuro KONISHI, Ryouichi SHIMOOKA, Motonobu ISHIKAWA
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Publication number: 20150113759Abstract: A backpack work apparatus comprises a back carrier frame; a drive motor mounted on the back carrier frame; a work tool driven by the drive motor; a right and left shoulder straps; a chest strap linking the intermediate points of the right and left shoulder straps; and an emergency release buckle device provided at the point where the chest strap is coupled to the intermediate point of the left shoulder strap, which is divided by the buckle device into two parts, an upper strap and a lower strap. The buckle device normally buckles the chest strap, the upper strap and the lower strap, and is capable of releasing the lower strap and the chest strap from the upper strap via a one part motion in an emergency.Type: ApplicationFiled: October 24, 2014Publication date: April 30, 2015Applicant: MAKITA CORPORATIONInventors: Ko FUKUNAGA, Yoshinori SHIBATA, Takuro KONISHI, Ryoichi SHIMOOKA
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Patent number: 8984710Abstract: A blower apparatus includes: a housing has a discharge port for discharging an air current generated by a fan; and an air conveying tube which includes a plurality of tubular members including first and second tubular members which are connected to each other and which guides the air current discharged from the discharge port in a predetermined direction. The first tubular member includes an outer circumferential surface which is formed so as to gradually decrease in diameter. The second tubular member includes an inner circumferential surface which is formed so as to gradually increase in diameter. The first and second tubular members are connected to each other through the outer circumferential surface and the inner circumferential surface. One of the tubular members which is connected to the housing is configured to be connected to the housing at a plurality of rotational positions about an axis of the tubular member.Type: GrantFiled: September 20, 2011Date of Patent: March 24, 2015Assignee: Hitachi Koki Co., Ltd.Inventor: Yoshikazu Yokoyama
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Patent number: 8875341Abstract: A cleaning device having a handheld housing engageable to one or both of a portable vacuum motor or the distal end of a hose for a conventional vacuum cleaner. The cleaning device employs a dusting head engageable to an extension that may be change to increase or decrease length to allow a user the position the dusting head further or closer to the housing to reach different areas in need of cleaning.Type: GrantFiled: November 23, 2011Date of Patent: November 4, 2014Inventors: Luke Gooden, Janice Gooden
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Patent number: 8866336Abstract: A line voltage device with an auxiliary power connection for a bathing installation. An exemplary embodiment of the device includes a housing structure, and a primary electrical power connection connected to the housing structure and including a primary wiring cable for connection to a line voltage source. A load system is disposed within or adjacent the housing and configured for powered operation by electrical power from the primary electrical power connection. An auxiliary power connection is provided for electrical connection to a separate bathing installation device to provide power to the separate device. A wiring circuit is disposed within or adjacent the housing structure and electrically couples the primary electrical power connection and the auxiliary power connection so that line voltage power is shared between the load system and the separate bathing installation device.Type: GrantFiled: January 17, 2011Date of Patent: October 21, 2014Assignee: Balboa Water Group, Inc.Inventor: Graham J. Campbell