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公开(公告)号：US12297837B2
公开(公告)日：2025-05-13
申请号：US17900512
申请日：2022-08-31
Applicant: TECHTRONIC CORDLESS GP
Inventor： Gerardo Quintanilla Avila , Wai Chung Lee
Abstract: A submersible pump, comprising: a casing, having accommodated therein a pumping unit and a drive unit for driving the pumping unit; a base, defining a pump inlet; and a float control unit. The float control unit comprises: a float, having at least one magnet; and a float chamber housing, defining a float chamber in which the float is movable up and down. The float chamber has at least one opening which connects the float chamber with an external environment. At least part of the float chamber housing is movably or removably attached to an outer wall of a casing of the submersible pump.
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公开(公告)号：US20230151815A1
公开(公告)日：2023-05-18
申请号：US17989256
申请日：2022-11-17
Applicant: TECHTRONIC CORDLESS GP
Inventor： Wai Chung LEE , Shao Kang Yang , Zheng Qian Pan , Gerardo Quintanilla Avila
CPC classification number: F04D13/068 , F04D13/086 , B25F5/02
Abstract: A portable power supply device for an electric tool comprises: a power supply receiving portion, provided in or on a housing and used to receive a power supply supplying power to the electric tool, and a control unit, comprising a controller that is provided in the housing and is used to control the electric energy supplied to the electric tool. The power supply receiving portion comprises a power supply compartment, which is at least partially defined by a cover which can move relative to the housing between an opened position and a closed position. The power supply device further comprises a positioning accessory detachably and replaceably attached to the housing and/or the power supply receiving portion.
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公开(公告)号：US20230070541A1
公开(公告)日：2023-03-09
申请号：US17900512
申请日：2022-08-31
Applicant: TECHTRONIC CORDLESS GP
Inventor： Gerardo Quintanilla Avila , Wai Chung Lee
Abstract: A submersible pump, comprising: a casing, having accommodated therein a pumping unit and a drive unit for driving the pumping unit; a base, defining a pump inlet; and a float control unit. The float control unit comprises: a float, having at least one magnet; and a float chamber housing, defining a float chamber in which the float is movable up and down. The float chamber has at least one opening which connects the float chamber with an external environment. At least part of the float chamber housing is movably or removably attached to an outer wall of a casing of the submersible pump.
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