Patents Examined by David A. Redding
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Patent number: 11779181Abstract: Disclosed is a vacuum cleaner. The present vacuum cleaner includes a drum mounted with a brush, a first motor for rotating the drum, a sensor for sensing a load applied to the first motor, a second motor generating suction pressure, and a processor for controlling at least one from the first motor and the second motor according to a size of a load sensed from the sensor.Type: GrantFiled: June 8, 2022Date of Patent: October 10, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Bumun Jung, Kyoungwoung Kim, Yongdae Lee, Seungmoo Lim
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Patent number: 11779174Abstract: A surface cleaning apparatus comprising a surface cleaning head, a rigid air flow conduit and a hand vacuum cleaner removably mountable to an outlet end of the rigid wand. The hand vacuum cleaner comprises a main body, a cyclone provided at the front end of the hand vacuum cleaner, an inlet passage positioned at an upper end of the cyclone and a hand vacuum cleaner electrical connector provided on the front end of the hand vacuum cleaner adjacent the inlet passage. The hand vacuum cleaner electrical connector is releasably connectable with the outlet end electrical connector of the rigid wand. When the hand vacuum cleaner is mounted to the outlet end of the rigid wand, the longitudinally extending passage axis extends in a same direction as the cyclone axis of rotation and the suction motor axis of rotation extends in the same direction as the cyclone axis of rotation.Type: GrantFiled: April 12, 2022Date of Patent: October 10, 2023Assignee: Omachron Intellectual Property Inc.Inventor: Wayne Ernest Conrad
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Patent number: 11778960Abstract: A blower including a body having a length, L, as measured between front and rear ends of the blower in a direction of airflow through the blower; and a fan including a plurality of blades configured to generate airflow through the blower, wherein the blades are spaced apart from the rear end of the blower by at least 0.4 L. In an embodiment, the fan is rotatably biased by a motor spaced apart from the rear end of the blower by at least 0.5 L. In another embodiment, at least 75% of the fan is disposed within an airflow outlet tube of the blower. In yet another embodiment, the blower further comprises a handle, and wherein the fan is disposed downstream of the handle, and wherein the fan is spaced apart from the handle by at least 0.08 L, as measured in the direction of airflow.Type: GrantFiled: January 13, 2021Date of Patent: October 10, 2023Assignee: Techtronic Cordless GPInventors: Eduardo Olvera, V. Praveen Gambhir
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Patent number: 11771287Abstract: A portable surface cleaning apparatus for a floor surface includes a main housing assembly adapted to be hand carried by a user, the main housing assembly carrying a fluid delivery system adapted for storing cleaning fluid and delivering the cleaning fluid to the surface to be cleaned, and a fluid recovery system adapted for removing the cleaning fluid and debris from the surface to be cleaned and storing the cleaning fluid and debris that was recovered, the main housing assembly comprising a base housing, a supply tank received on the main housing assembly, a recovery tank received on the main housing assembly separately from the supply tank.Type: GrantFiled: January 25, 2022Date of Patent: October 3, 2023Assignee: BISSELL Inc.Inventors: George Moyher, Jr., Michael Graham
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Patent number: 11771286Abstract: A surface cleaning apparatus, such as a carpet extractor, includes a base and a fluid recovery system for drawing dirty cleaning fluid from a surface to be cleaned. The fluid recovery system includes a suction nozzle in fluid communication with a recovery chamber. The suction nozzle is mounted to the base for vertical movement with respect to the base and is biased into contact with the surface to be cleaned.Type: GrantFiled: October 14, 2021Date of Patent: October 3, 2023Assignee: BISSELL Inc.Inventor: Tom Minh Nguyen
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Patent number: 11771284Abstract: The present disclosure provides a surface cleaning apparatus that includes a steam delivery system for steam mopping a floor surface after sweeping dry dirt, dust, hair, and other debris from the floor surface. The surface cleaning apparatus can be configured to perform multiple cleaning functions, including dry sweeping and steam mopping. The surface cleaning apparatus can have a steam vent for venting a portion of the steam from a brush chamber.Type: GrantFiled: January 25, 2022Date of Patent: October 3, 2023Assignee: BISSELL Inc.Inventors: Jason W. Pruiett, Jacob Resch, James Theodore Hotary, Guoshun Wang
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Patent number: 11766157Abstract: A dirt separator for a vacuum cleaner includes a chamber having an inlet through which dirt-laden fluid enters and an outlet through which cleansed fluid exits the chamber. A disc located at the outlet rotates about a rotational axis and comprises holes through which the cleansed fluid passes. The dirt-laden fluid enters the chamber along a flow axis that intersects the disc.Type: GrantFiled: July 27, 2018Date of Patent: September 26, 2023Assignee: Dyson Technology LimitedInventors: Charles Howard Percy-Raine, Andrew John Isaacs, Alexander Michael Campbell-Hill
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Patent number: 11759080Abstract: A machine for cleaning surfaces comprises a main body and a handle portion configured to move the main body along a determined advancing direction. The main body is equipped with a cleaning brush positioned adjacent to the surface to be cleaned, and a first and a second squeegee element positioned at opposite sides of the cleaning brush. The main body provides, furthermore, a first and a second suction mouth positioned at the first and the second squeegee element, respectively, connected to a suction device by a suction circuit. This comprises a deviation device configured to alternately and selectively pneumatically connect the first suction mouth, or the second suction mouth and the suction device, and to pneumatically disconnect, instead, the other suction mouth.Type: GrantFiled: January 30, 2019Date of Patent: September 19, 2023Assignee: IP CLEANING S.R.L.Inventor: Giulio Vernazza
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Patent number: 11759830Abstract: The present disclosure discloses an electric dust blower which includes a shell, a control panel, a battery module, a fan, an illumination lamp, and air outlet nozzles, where the shell includes two half shells capable of being spliced together left and right; the battery module is disposed at a lower portion of a mounting chamber; the fan is disposed at a rear portion of an air chamber and is close to an air inlet; the illumination lamp is mounted in a mounting hole and exposed out of a front end face of a main body; and the air outlet nozzles are detachably mounted at and connected to an air outlet.Type: GrantFiled: April 17, 2023Date of Patent: September 19, 2023Inventor: Junliang Zhang
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Patent number: 11759078Abstract: Dust collection equipment, a method and apparatus for handling an air duct exception of the dust collection equipment are provided. The method includes: receiving an air pressure value detected by an air pressure sensor, wherein the air pressure sensor is located in an air path between a blower and a dust filtering apparatus of the dust collection equipment; determining whether an abnormal event occurs in an air duct of the dust collection equipment according to the air pressure value detected in real time; and performing corresponding handling according to the type of the abnormal event, when it is determined that the abnormal event occurs.Type: GrantFiled: September 7, 2018Date of Patent: September 19, 2023Assignee: Hangzhou Ezviz Software Co., Ltd.Inventors: Yunfei Zhu, Bin Guo, Zhenliang Hu, Anqiang Du
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Patent number: 11759066Abstract: A hand vacuum cleaner has an air treatment chamber, which comprises a stationary portion and an openable portion. The openable portion is moveably mounted by a mount between a closed position in which the air treatment chamber is closed and an open position in which the air treatment chamber is open. The Air treatment chamber has an air outlet comprising a screen and the screen is moveable with the openable portion.Type: GrantFiled: June 6, 2022Date of Patent: September 19, 2023Assignee: Omachron Intellectual Property Inc.Inventors: Wayne Ernest Conrad, Daniel Innes
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Patent number: 11759069Abstract: An example of an agitator for a vacuum cleaner may include a body and at least one deformable flap extending from the body. The deformable flap may include at least one taper. The at least one taper causes a cleaning edge of the deformable flap to approach the body.Type: GrantFiled: October 18, 2019Date of Patent: September 19, 2023Assignee: SharkNinja Operating LLCInventors: Steven Gacin, Jason B. Thorne, Adam Udy, Charles S. Brunner, Xavier F. Cullere, Nicholas Sardar, Ognjen Vrdoljak, Daniel R. Der Marderosian, Andre D. Brown, Daniel J. Innes
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Patent number: 11759081Abstract: Disclosed are a cleaning system and a control method thereof. The cleaning system includes a self-propelled cleaning robot, a safety guard connector, a detector assembly; where the self-propelled cleaning robot and the safety guard connector are detachably connected with each other, and the detector assembly detect whether the self-propelled cleaning robot and the safety guard connector being connected with each other or not.Type: GrantFiled: October 1, 2020Date of Patent: September 19, 2023Assignee: ECOVACS ROBOTICS CO., LTD.Inventor: Jianfeng Hu
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Patent number: 11753784Abstract: A material collection system includes a conduit, a vacuum generator coupled to the conduit, an engine powering the vacuum generator, and a container mounted to a chassis of a vehicle. The vacuum generator generates airflow for drawing material into a material inlet of the conduit. The container receives collected material from the conduit. The material collection container can receive collected material from the conduit. The control system can include a load sensor and a controller in electrical communication with the load sensor. The load sensor can detect a load applied by the collected material received in the material collection container and transmit an output signal indicating the load applied by the collected material. The controller can determine a weight of the collected material received in the material collection container based on the output signal and determine an aggregate weight of the vehicle using the determined weight of the collected material.Type: GrantFiled: April 28, 2022Date of Patent: September 12, 2023Assignee: Old Dominion Brush CompanyInventors: Britt R. Calloway, Robert Mayes, Tim Stumph, Chris Turner
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Patent number: 11751735Abstract: The present invention provides unique portable or stationary hose retraction systems in a single compact unit having an elongated hose, a chamber or plenum for storing the hose, a primary vacuum source for creating suction in the hose, and a secondary vacuum source for retracting the hose into the chamber. Embodiments may include one or more switches located at a distal end of the hose for controlling the primary and secondary vacuum sources. Other embodiments include a movable robotic unit with a proximity generating signal at the distal end of the hose, whereby the robotic unit may withdraw the hose as needed during use, and the secondary vacuum source may retract slack in the hose during use, or may retract the entire hose and the robotic unit after use.Type: GrantFiled: June 1, 2020Date of Patent: September 12, 2023Assignee: M.D. Manufacturing, Inc.Inventor: Grant Olewiler
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Patent number: 11751736Abstract: A surface cleaning apparatus has a rotatably mounted brush. The brush has a leading row of bristles, a trailing row of bristles and a hair blocking member between the trailing row of bristles and the leading row of bristles.Type: GrantFiled: January 14, 2021Date of Patent: September 12, 2023Assignee: Omachron Intellectual Property Inc.Inventors: Wayne Ernest Conrad, Dave Petersen
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Patent number: 11744417Abstract: A reconfigurable surface cleaning apparatus has a removable portable surface cleaning unit wherein the portable surface cleaning unit has upper and lower longitudinally spaced apart mounting members.Type: GrantFiled: December 9, 2020Date of Patent: September 5, 2023Assignee: Omachron Intellectual Property Inc.Inventor: Wayne Ernest Conrad
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Patent number: 11744429Abstract: A cleaner according to the present disclosure includes: a mop module which includes a pair of spin mops that contacts a floor while rotating clockwise or counterclockwise when viewed from a top and is left-right symmetric with a virtual central vertical plane; a collection module which includes at least one collection unit that collects foreign substances from the floor at a position spaced apart from the mop module in a forward and backward direction, forms a collection space which stores the collected foreign substances, and is left-right symmetric with respect to the central vertical plane; and a body that connects the mop module and the collection module.Type: GrantFiled: February 19, 2021Date of Patent: September 5, 2023Assignee: LG ELECTRONICS INC.Inventors: Jaewon Jang, Jeongseop Park, Sungho Yoon
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Patent number: 11744416Abstract: A lint removing device, includes a body, a handle connected to the body, and a lint removing assembly located in the body. The handle is hollow with an opening at one end, while the other end of the handle is connected to an outer wall of the body. The handle includes an extended functional structure, and the extended functional structure includes a fixed portion and a protruding portion. The fixed portion is placed inside the handle. The protruding portion extends out of the handle opening for the extended function, and the protruding portion is fixed in the handle by the fixed portion after the protruding portion is retracted in the handle. The lint removing device with an extended function of the handle enables the lint removing device to expand other functions in addition to the lint removing function.Type: GrantFiled: December 18, 2019Date of Patent: September 5, 2023Assignee: GUANGDONG DEERMA TECHNOLOGY CO., LTD.Inventor: Yanqiang Cai
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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