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公开(公告)号:US12213403B2
公开(公告)日:2025-02-04
申请号:US17410094
申请日:2021-08-24
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Beth E. Cholst , Troy C. Thorson
IPC: A01D34/416
Abstract: A spool and a trimmer head. The trimmer head includes a housing defining a cavity and rotatable about an axis. A spool is supported in the cavity and operable to support line to be dispensed. The spool is movable along the axis relative to the housing, and the spool and the housing define cooperating conical surfaces to center the spool during movement of the spool toward and in a position relative to the housing.
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公开(公告)号:US20250017140A1
公开(公告)日:2025-01-16
申请号:US18714741
申请日:2022-12-02
Applicant: STARTING INDUSTRIAL CO., LTD.
Inventor: Tetsuya YAMADA
IPC: A01D34/416 , A01D101/00
Abstract: There is provided a rotary cutter for a mower capable of replacing a cord includes: a reel that houses the cord; a cover that covers a case main body; a pressing body that protrudes from the case main body and move in an axial direction by pressing the pressing body to intermittently rotate the reel; and a flange protruding body that protrudes from a surface of a reel flange of the reel and has a concave-convex shape on an outer circumferential side surface of the flange protruding thereof. The flange protruding body and the reel are housed in the cover during grass mowing, the concave-convex shape is a shape for rotating the reel by being gripped by a finger, and a region where there is no obstacle to a movement of the finger when the reel is rotated by gripping the concave-convex shape by the finger is provided outside an outer circumferential surface having the concave-convex shape.
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公开(公告)号:US12082525B2
公开(公告)日:2024-09-10
申请号:US17739604
申请日:2022-05-09
Applicant: Vista Studios, Inc.
Inventor: Joseph Stafford
IPC: A01D34/416 , A01G3/06
CPC classification number: A01D34/4167 , A01G3/062
Abstract: A removable shield for a string trimmer with trimmer head for cutting tall grass or weed is a flexible shield having a first end and a second end with a length extending therebetween; a removable shield closure for securing the first end of the shield to the second end; one or more fasteners configured for coupling the shield to the string trimmer at one or more locations on the shield. The shield forms a perimeter ring having a height and an interior space when the shield closure secures the first end of the shield to the second end of the shield and wherein when installed on the string trimmer, the trimmer head is within an interior space of the perimeter ring when the shield is installed on the trimmer head.
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公开(公告)号:US20240268260A1
公开(公告)日:2024-08-15
申请号:US18431382
申请日:2024-02-02
Applicant: Techtronic Cordless GP
Inventor: Christopher Holman , Scott Reed , Lance Eckard
IPC: A01D34/416
CPC classification number: A01D34/4162
Abstract: An accessory mount device for a power tool, wherein a reference axis forms an axis of rotation of the accessory mount device, the accessory mount device including a housing forming an interior volume, the housing including a ramped surface in the interior volume at which a bearing is positioned; a first plate forming a channel at which the bearing is positioned at the ramped surface to push the first plate along the reference axis; and a second plate configured to push a spool in the direction of the reference axis, wherein the bearing is configured to selectively push the first plate to the second plate when a centrifugal force threshold is exceeded, and wherein the second plate is allowed to rotate around the reference axis separate from the first plate.
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公开(公告)号:US20240180076A1
公开(公告)日:2024-06-06
申请号:US18076010
申请日:2022-12-06
Applicant: Keith Sparrow , Lorita M. Raymond-Sparrow
Inventor: Keith Sparrow , Lorita M. Raymond-Sparrow
IPC: A01D34/64 , A01D34/416 , A01D34/84
CPC classification number: A01D34/64 , A01D34/4165 , A01D34/84 , A01D2034/645
Abstract: A weed trimmer mount assembly includes a mount that is attachable to a mounting location of a riding lawn mower. An arm is pivotally attached to the mount thereby facilitating the arm to be accessible to a rider of the riding lawn mower. The arm is positionable between a deployed position and a stored position. A weed trimmer is coupled to the arm and the weed trimmer is positioned adjacent to the ground when the lever is positioned in the deployed position thereby facilitating the weed trimmer to be oriented for trimming weeds on the ground. The weed trimmer is lifted from the ground when the lever is positioned in the stored position thereby facilitating the riding lawn mower to be operated in a normal manner. A speed control is mounted to the riding lawn mower for adjusting an operational speed of the weed trimmer.
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公开(公告)号:US11950531B1
公开(公告)日:2024-04-09
申请号:US17220440
申请日:2021-04-01
Applicant: CoJa Industries, LLC
Inventor: James Patrick , Cody Armstrong
IPC: A01D43/16 , A01D34/416 , A01D34/84 , A01D101/00
CPC classification number: A01D43/16 , A01D34/416 , A01D34/84 , A01D2101/00
Abstract: A trimmer attachment for use with a lawn mower includes a deck mounting plate configured for attachment to the lawn mower, one or more mounting tabs extending up from the deck mounting plate, a curved pivoting arm rotatably coupled to the one or more mounting tabs, a pivoting motor for rotating the pivoting arm, and a trimmer head coupled to the pivoting arm. Rotation of the pivoting arm by the pivoting motor causes the trimmer head to rotate between a stowed position and an engaged position.
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公开(公告)号:US11937542B2
公开(公告)日:2024-03-26
申请号:US17747415
申请日:2022-05-18
Applicant: Black & Decker, Inc.
Inventor: John Palermo , Marina Rubanchenko
IPC: A01D34/68 , A01D34/416 , A01D34/78 , A01D34/82 , F16C11/10
CPC classification number: A01D34/68 , A01D34/416 , A01D34/78 , A01D34/824 , F16C11/10
Abstract: The invention is directed to an outdoor device, preferably a string trimmer, having a hinged pole for folding the string trimmer. The hinge has an easy to use lock that allows for repeated folding of the trimmer for easy transport and storage. The string trimmer has a battery at a rear end of the pole near the handle, and a motor at a front end on the cutting head. An electrical cable is run from the battery to the motor to provide power to the motor. The hinge provides a protective sheath around the cable to protect it from damage when the string trimmer is folded and the cable might otherwise be exposed. Additionally, the string trimmer includes a guard around the cutting head that contacts a battery housing to secure the string trimmer in a folded position.
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公开(公告)号:US11897113B2
公开(公告)日:2024-02-13
申请号:US17252039
申请日:2019-06-25
Applicant: HUSQVARNA AB
Inventor: Tobias Nyberg , Christian Bylund , Henric Isén , Martin Larsén , Pär-Ola Svensson , Stefan Stark
CPC classification number: B25F5/02 , A01D34/416 , A01G3/053 , A01G20/47 , B23D45/16 , B23D57/023 , B25F3/00
Abstract: A power tool (1) is disclosed comprising a tool (3), a power source (5) arranged to power the tool (3), a throttle lever (7), a circuit board (9), and a human machine interface (10) comprising components (15, 17, 19) arranged on the circuit board (9). The power tool (1) further comprises a magnet (11) operably connected to the throttle lever (7), and a sensor arrangement (13) configured to sense the intensity of the magnetic field of the magnet (11). The sensor arrangement (13) is arranged on the circuit board (9).
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公开(公告)号:US11883943B2
公开(公告)日:2024-01-30
申请号:US17030878
申请日:2020-09-24
Applicant: Ping-Tzu Ho
Inventor: Ping-Tzu Ho
IPC: B25F5/02 , A01D34/416 , A01D101/00
CPC classification number: B25F5/02 , A01D34/416 , A01D2101/00
Abstract: An electric gardening machine includes a rod portion, including a machine tool head; an operation portion, disposed on the rod portion, including a first assembling portion having a first electrical terminal and a pressing member; and a controlling portion, including a shell body having a second assembling portion detachably assembled with the first assembling portion and a control module disposed in the shell body, a second electrical terminal of the control module being in electrical contact with the first electrical terminal, the control module being switchable by the pressing member to supply power to the machine tool head; wherein the shell body includes a first shell member and a second shell member connected with each other, the second electrical terminal is disposed through the first shell member, and the second assembling portion is disposed on the first shell member.
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公开(公告)号:US20230403974A1
公开(公告)日:2023-12-21
申请号:US18331337
申请日:2023-06-08
Applicant: Andreas Stihl AG & Co. KG
Inventor: Timo Förg , Andreas Sorg
IPC: A01D34/416
CPC classification number: A01D34/4165
Abstract: An assembly includes a mowing head (3), an output shaft (8), and a fastening device (10). The output shaft (8) is drivable in rotation about an axis of rotation (9). The assembly (2) has an anti-rotation lock (11) and an axial lock (16). The mowing head (3) is held corotatingly on the output shaft (8) by the anti-rotation lock (11). The axial lock (16) locks the mowing head (3) in a blocking position (30) of the output shaft (8) against a relative movement in the direction of the axis of rotation (9) of the output shaft (8) and in an inoperative position (31) releases the mowing head (3) for detachment from the output shaft (8). The fastening device (10) includes an actuating element (24) accessible to the operator. The axial lock (16) is switchable into the blocking position (30) and into the inoperative position (31) by the actuating element (24).
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