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公开(公告)号：US20230069703A1
公开(公告)日：2023-03-02
申请号：US17900899
申请日：2022-09-01
发明人： Hongwu XIE , Chenchen FEI
摘要： A bench pipe threading machine and a threading method are provided. The bench pipe threading machine includes a spindle assembly, a die head assembly, a cutter assembly, a reamer assembly, a lifting handle assembly, and a frame assembly. The spindle assembly, the die head assembly, the cutter assembly, the reamer assembly, and the lifting handle assembly are mounted on the frame assembly. The die head assembly, the cutter assembly, and the reamer assembly are respectively matched with the spindle assembly. The frame assembly includes a frame mechanism and a carriage mechanism that is mounted on the frame mechanism. A transmission mechanism is mounted in the frame mechanism and connected to the spindle assembly. The spindle assembly and the lifting handle assembly are mounted on the frame mechanism. The die head assembly, the cutter assembly, and the reamer assembly are mounted on the carriage mechanism.
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公开(公告)号：US20230193609A1
公开(公告)日：2023-06-22
申请号：US17939988
申请日：2022-09-08
发明人： Chenchen FEI , Hongwu XIE
CPC分类号： E03C1/302 , B08B9/045 , B08B2209/04
摘要： A portable drain cleaning machine includes a flexible shaft advancing and retreating device, a casing device, a motor device, a drum device, a flexible shaft, protection tubes, and a joint. The flexible shaft advancing and retreating device is connected with the protection tube. The protection tubes are connected with the casing device. Both the motor device and the drum device are arranged in the casing device. The motor device cooperates with the drum device. The flexible shaft includes one end connected with the drum device and the other end arranged in a funnel-shaped structure. The flexible shaft penetrates the flexible shaft advancing and retreating device and the protection tube. Any adjacent two of the protection tubes are connected by the joint. The drum device includes a drum body, a flexible shaft disc, and a motor connecting plate. The flexible shaft disc is arranged on the drum body.
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公开(公告)号：US20230097943A1
公开(公告)日：2023-03-30
申请号：US17951144
申请日：2022-09-23
发明人： Hongwu XIE , Chenchen FEI
摘要： A handheld lithium battery threading machine includes a die head, a motor assembly, a lithium battery assembly, a toothed disc assembly, a support arm body assembly, and a gearbox assembly. The lithium battery assembly is connected to the motor assembly. The motor assembly and the toothed disc assembly are respectively mounted at both ends of the gearbox assembly. The die head is mounted on the toothed disc assembly, and the support arm body assembly is mounted on the gearbox assembly and matched with the die head. The motor assembly includes a motor, a male plug, a main switch, a handle, an air inlet window, and an air outlet window, where the motor, the male plug, and the main switch are all mounted on the handle. Both the air inlet window and the air outlet window are arranged on the handle.
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