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公开(公告)号:US20240391067A1
公开(公告)日:2024-11-28
申请号:US18796033
申请日:2024-08-06
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott , Jacob P. Schneider
Abstract: A rotary impact tool includes a housing, an electric motor supported in the housing, and an anvil extending from the housing along an axis and configured to rotate about the axis. The rotary impact tool includes an impact mechanism for converting a continuous torque input from the motor to consecutive discrete applications of torque upon the anvil. The rotary impact tool includes a means for biasing the anvil in a rotational direction about the axis.
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公开(公告)号:US12134155B2
公开(公告)日:2024-11-05
申请号:US18173968
申请日:2023-02-24
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott , Hannah E. Phipps , Carter H. Ypma , Daniel E. Endean , Nicholas J. LePar , Grace Whitmore , Niladri Basu Bal , Arhum M. Zafar
IPC: B23Q11/00
Abstract: A power tool including a motor configured to produce an output, and a sensor configured to measure an acceleration of the power tool along at least one of three spatial axes and generate an output signal related to the acceleration. The power tool further including a controller configured to receive the output signal related to the acceleration of the power tool from the sensor, compare the acceleration of the power tool to a free-fall acceleration threshold, initiate a timer when the acceleration of the power tool corresponds to the free-fall acceleration threshold, compare the timer to a free-fall timer threshold, and stop the motor from producing the output when the timer is greater than or equal to the free-fall timer threshold.
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公开(公告)号:US12124226B2
公开(公告)日:2024-10-22
申请号:US17162387
申请日:2021-01-29
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott
CPC classification number: G05B13/0265 , B23B51/009 , B25F5/001 , B25F5/02
Abstract: Devices and methods for automatically controlling a step bit operation in a power tool. The method includes generating, by a sensor of the power tool, sensor data indicative of an operational parameter of the power tool wherein a step bit is coupled to the power tool. An electronic control assembly of the power tool receives the sensor data, where the electronic control assembly includes an electronic processor and a memory. The memory stores a machine learning control program for execution by the electronic processor. The electronic control assembly processes the sensor data using a machine learning control program of the electronic control assembly and generates, using the machine learning program, an output based on the sensor data. The output indicates step bit progress information. The electronic control assembly controls a motor supported by the housing of the power tool based on the output.
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公开(公告)号:US12053862B2
公开(公告)日:2024-08-06
申请号:US17245620
申请日:2021-04-30
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott , Jacob P. Schneider
CPC classification number: B25B21/02 , B25D17/06 , B25D2250/121
Abstract: A rotary impact tool includes a housing, an electric motor supported in the housing, and an impact mechanism for converting a continuous torque input from the motor to consecutive rotational impacts upon a workpiece. The impact mechanism includes an anvil and a hammer that is both rotationally and axially movable relative to the anvil for imparting the consecutive rotational impacts upon the anvil. The hammer is configured to rotate about an axis in a rotational direction when imparting the consecutive rotational impacts upon the anvil. The impact mechanism also includes a spring for biasing the hammer in an axial direction toward the anvil, and a means for biasing the anvil in the rotational direction about the axis.
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公开(公告)号:US20240253193A1
公开(公告)日:2024-08-01
申请号:US18632535
申请日:2024-04-11
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott , Jacob P. Schneider , Peter Malak , Christopher S. Hoppe
IPC: B25B23/147 , B25B21/02 , B25B23/00
CPC classification number: B25B23/1475 , B25B21/026 , B25B23/0021
Abstract: A method of controlling a rotary impact tool includes activating a motor to provide torque to a drive assembly, providing rotational impacts to a torque stick coupled to an anvil of the drive assembly in response to a reaction torque on the drive assembly exceeding a threshold value, and sensing a position of the anvil with a position sensor. The position sensor transmits a first signal indicative of the anvil rotating in a first direction and a second signal indicative of the anvil rotating in a second direction, where the second direction is a rebound angle of the anvil. The method further includes calculating a torque transferred from the torque stick to a workpiece by multiplying the rebound angle by a torsional stiffness value of the torque stick and deactivating the motor in response to the torque exerted on the workpiece being substantially equal to a torque limit.
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公开(公告)号:US20240123596A1
公开(公告)日:2024-04-18
申请号:US18543543
申请日:2023-12-18
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott , Maxwell L. Merget , Carter H. Ypma
CPC classification number: B25F5/001 , H02K11/0094 , H02K11/33 , B25F5/02
Abstract: Systems and methods for detecting and acting on bind-up conditions of a power tool. The power tool includes a housing, a motor, a battery pack, and a motion sensor configured to sense rotational motion of the housing. An electronic controller is connected to the motor, the battery pack, and the motion sensor. The electronic controller is configured to determine whether a battery fetting event is occurring and adjust a rotational motion threshold used to determine a bind-up event based on the battery fetting event. The electronic controller is further configured to receive, from the motion sensor, a first signal associated with a rotational motion of the housing, compare a value based on the signal to the rotational motion threshold, and initiate, in response to the value being greater than or equal to the rotational motion threshold, a protective operation.
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公开(公告)号:US11787005B2
公开(公告)日:2023-10-17
申请号:US18049788
申请日:2022-10-26
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Lance D. Lamont , Jonathan E. Abbott , Jonathon R. Gasteiner
CPC classification number: B23Q17/225 , B23Q3/186 , B23D59/002
Abstract: Power tool methods and systems are provided for aligning a power tool to implement an angled cut in a workpiece. The power tool includes a first distance sensor and a second distance sensor. The power tool measures a first distance to the workpiece with the first distance sensor and a second distance to the workpiece with the second distance sensor. The power tool calculates an angle between the power tool and the workpiece based on the first and second distances, and indicates the angle via an angle output indicator of the power tool. The power tool may measure an angle between the power tool and the workpiece using a proximate edge and a distal edge of the workpiece, and indicate whether the power tool maintains a correct angle as it traverses a cut through the workpiece from the proximate edge to the distal edge.
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公开(公告)号:US11648655B2
公开(公告)日:2023-05-16
申请号:US17346800
申请日:2021-06-14
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Jonathan E. Abbott , Timothy R. Obermann , John S. Dey, IV , Benjamin R. Suhr , Richard A. Ryer , Maxwell L. Merget , Douglas R. Fieldbinder
CPC classification number: B25F5/001 , B25B21/02 , B25D16/00 , B25F5/00 , B25F5/02 , H02K7/003 , H02K7/145 , H02K11/21 , B25D2250/201 , B25D2250/205 , B25D2250/221 , B25D2250/265
Abstract: Kickback control methods for power tools. One power tool includes a movement sensor configured to measure an angular velocity of the housing of the power tool, and an orientation sensor configured to measure an orientation of the housing. The power tool includes an electronic processor coupled to a switching network and a trigger. To implement the kickback control, the electronic processor is configured to receive measurements of the angular velocity of the housing, receive measurements of the orientation of the housing, determine a binding condition of the power tool based on the measurements of the angular velocity and the measurements of orientation, and control the switching network to cease driving of the brushless DC motor.
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公开(公告)号:US20230060846A1
公开(公告)日:2023-03-02
申请号:US17885690
申请日:2022-08-11
Applicant: MILWAUKEE ELECTRIC TOOL CORPORATION
Inventor: Carl B. Westerby , Jonathan E. Abbott , Corey J. Dickert
IPC: H01R43/042 , B21D39/04
Abstract: Systems and methods for reporting usage of a power tool. The power tool comprises a pair of jaws configured to crimp a workpiece, a piston cylinder configured to actuate at least one of the pair of jaws, and a sensor configured to sense operating characteristics associated with a crimping application. An electronic processor connected to the sensor. The electronic processor is configured to receive, from the sensor, one or more characteristic signals, determine, based on the one or more characteristic signals, a first operating characteristic of the power tool, and determine, based on the one or more characteristic signals, a second operating characteristic of the power tool. The electronic processor is configured to determine the crimping application of the power tool based on the first operating characteristic and the second operating characteristic and generate a report indicating the crimping application performed by the power tool.
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公开(公告)号:US20220406161A1
公开(公告)日:2022-12-22
申请号:US17853270
申请日:2022-06-29
Applicant: Milwaukee Electric Tool Corporation
Inventor: Steven B. Sedig , Sara D. Linginfelter , Todd Andrew Zeilinger , Samuel L. Lombardi , Benjamin T. Jones , Scott Michael Cline , George I. Roudebush , Jonathan E. Abbott , Carter H. Ypma , Nicholas J. LePar , Arhum M. Zafar , Hannah Elizabeth Phipps , James C. Popp
Abstract: Various embodiments of a jobsite keep out zone system are provided. The system includes one or more detectors configured to determine when an intruder is within and/or is approaching a protected area. In response to the determination, one or more alarms and/or notifications are generated.
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