Abstract: Systems and methods for evaluating a crimping application. A power tool includes 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 pressure sensor configured to provide pressure signals associated with a crimping application. The power tool also includes an electronic processor connected to the pressure sensor. The electronic processor is configured to monitor, while performing the crimping application, a pressure applied by the piston cylinder, construct a pressure curve indicative of a change in the pressure applied during the crimping application, process the pressure curve into a vector indicative of one or more features, evaluate the crimping application based on the vector, and provide an output indicative of the evaluation.

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.

Abstract: An accessory for an oscillating power tool includes an anchor for selectively coupling with an oscillating power tool. The anchor includes a generally planar portion having an anchor interface configured to couple to the oscillating power tool and defining a longitudinal axis and a center point. The anchor interface includes a central aperture and a plurality of peripheral openings. The central aperture includes the center point therein. The plurality of peripheral openings are disposed radially about the center point and in communication with the central aperture. The plurality of peripheral openings also includes at least one conjoined group of peripheral openings collectively in communication with the central aperture by way of a shared neck opening. The at least one conjoined group includes a first peripheral opening, a second peripheral opening, and a third peripheral opening.

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.

Abstract: An attachment is configured for use with a powered hammer to drive a rod into the ground. The attachment includes a body and an impact portion defining a first axis. The impact portion is fixed to the body and immovable relative to the body. The impact portion is configured to receive repeated impacts from the powered hammer. The attachment further comprises a receiving portion in which the rod is receivable. The receiving portion defines a second axis that is parallel with the first axis.

Abstract: Power tools described herein include a housing, a motor supported by the housing, a battery pack configured to provide electrical power to the power tool, a user input configured to provide an input signal corresponding to a target speed of the motor, a plurality of sensors supported by the housing and configured to generate sensor data indicative of an operational parameter of the power tool, and an electronic controller. The electronic controller includes an electronic processor and a memory. The memory includes a machine learning control program for execution by the electronic processor. The electronic controller is configured to receive the target speed, receive the sensor data, process the sensor data using the machine learning control program, generate, using the machine learning control program, an output based on the sensor data, the output including one or more field weakening parameters, and control the motor based on the generated output.

Abstract: A power tool is provided including a housing a motor supported by the housing, a sensor supported by the housing, and an electronic controller. The sensor is configured to generate sensor data indicative of an operational parameter of the power tool. The electronic controller includes an electronic processor, and a memory. The memory includes a machine learning control program for execution by the electronic processor. The electronic processor is configured to receive the sensor data, and process the sensor data, using the machine learning control program. The electronic processor is further configured to generate, using the machine learning control program, an output based on the sensor data, the output indicating a seating value associated with a fastening operation of the power tool. The electronic processor is further configured to control the motor based on the generated output.

Abstract: Devices and methods described herein provide for controlling an operating mode of a power tool. Controlling the power tool includes operating, by a motor controller, a motor of the power tool in a first operating mode. Controlling the power tool also includes detecting, by the motor controller, a position of a forward-reverse selector of the power tool, and receiving, by the motor controller, a signal from a mode selector. Controlling the power tool also includes determining, by the motor controller, whether the position of the forward-reverse selector is in the mode selection position, and in response to determining that the forward-reverse selector is in the mode selection position, changing, by the motor controller, the power tool to a second operating mode based on the signal received from the mode selector.

Abstract: A power tool includes a housing, a motor supported by the housing, and an output spindle rotatably supported relative to the housing about an axis. The motor is operable to drive the output spindle about the axis. The power tool includes a spindle lock assembly between the motor and the output spindle. The spindle lock assembly is adjustable between an unlocked state in which the output spindle is rotatable relative to the housing about the axis and a locked state in which the output spindle is rotationally fixed relative to the housing. The spindle lock assembly includes a first resilient member, positioned between the housing and the output spindle. The first resilient member is configured to at least partially absorb a torque impulse from the output spindle when rotating in a first direction and when the spindle lock assembly transitions from the unlocked state to the locked state.

Abstract: A multi-size tool bit holder includes a first sleeve with a first bit holding bore extending along an axis and a first accommodating bore extending through a sidewall of the first bit holding bore, a second sleeve coupled for co-rotation with the first sleeve and movable relative to the first sleeve between a first position and a second position, the second sleeve including a second bit holding bore extending along the axis and a second accommodating bore extending through a sidewall of the second bit holding bore, and a retaining element. The retaining element has a first securing position in which the retaining element extends through the first and second accommodating bores when the second sleeve is in the first position and into a groove in a bit shank to axially secure the bit shank within the second sleeve.

Abstract: A tool bit connectable to a tool. The tool bit including a tool body having a working end portion, an insertion end portion, and an outer surface formed on the insertion end portion. The insertion end portion defines an end of the tool body and configured to be coupled to the tool. The tool bit also includes a non-circular profile formed on the tool body and partially defining the outer surface, and an alignment region positioned between the non-circular profile and the end of the tool body. The alignment region partially defines the outer surface to facilitate alignment of the non-circular profile with the tool.

Abstract: A device, such as a power tool, configured to receive a battery pack that is operable to determine a type of battery pack that is attached to the device. When the battery pack is connected to the device, the device is configured to determine an impedance of the battery pack. Based on the determined impedance of the battery pack, the device is capable of detecting the particular type of battery pack that has been attached. In some embodiments, the device is configured to be controlled based on the type of battery pack that has been detected by the device.

Abstract: A power tool includes a housing and a sensor, a machine learning controller, a motor, and an electronic controller supported by the housing. The sensor is configured to generate sensor data indicative of an operational parameter of the power tool. The machine learning controller includes a first processor and a first memory and is coupled to the sensor. The machine learning controller further includes a machine learning control program configured to receive the sensor data, process the sensor data using the machine learning control program, and generate an output based on the sensor data using the machine learning control program. The electronic controller includes a second processor and a second memory and is coupled to the motor and to the machine learning controller. The electronic controller is configured to receive the output from the machine learning controller and control the motor based on the output.

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.

Abstract: A rotary impact tool including a motor having a motor shaft that produces a rotational output to drive a gear assembly and a drive assembly driven by the gear assembly. The drive assembly including a hammer coupled to the motor shaft and an anvil configured to receive an impact from the hammer. The rotary impact tool includes a torque stick coupled to the anvil and configured to limit the amount of deliverable torque to a workpiece in accordance with a torsional stiffness of the torque stick, a position sensor to detect angular displacement of the anvil, and a controller in electrical communication with the position sensor. The controller calculates torque delivered to the workpiece from the impact by multiplying the torsional stiffness of the torque stick and the signal from the position sensor, and control the motor based on the torque delivered to the workpiece.

Abstract: A multi-size tool bit holder includes a first sleeve having a first bit holding bore extending along an axis, and a second sleeve coupled for co-rotation with the first sleeve and movable relative to the first sleeve between a first position and a second position. The second sleeve includes a second bit holding bore. A first bit shank of a first nominal size is insertable into the first bit holding bore when the second sleeve is in the second position to secure the first bit shank within the first sleeve. A second bit shank of a second nominal size different than the first nominal size is insertable into the second bit holding bore when the second sleeve is in the first position to secure the second bit shank within the second sleeve.

Abstract: A power tool includes a housing and a sensor, a machine learning controller, a motor, and an electronic controller supported by the housing. The sensor is configured to generate sensor data indicative of an operational parameter of the power tool. The machine learning controller includes a first processor and a first memory and is coupled to the sensor. The machine learning controller further includes a machine learning control program configured to receive the sensor data, process the sensor data using the machine learning control program, and generate an output based on the sensor data using the machine learning control program. The electronic controller includes a second processor and a second memory and is coupled to the motor and to the machine learning controller. The electronic controller is configured to receive the output from the machine learning controller and control the motor based on the output.

Abstract: A power tool including a housing, a brushless direct current (DC) motor, an impact mechanism including a hammer and an anvil, an output drive device, a position sensor, and a controller. The position sensor is adjacent to a relief feature, which may be a recessed relief feature or a raised relief feature, and is configured to generate an output signal indicative of a position of the anvil. The controller is configured to calculate a drive angle based on the determined position of the anvil, and control the brushless DC motor based on the drive angle of the anvil.

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.

Abstract: A chuck assembly for a rotary power tool includes a chuck body rotatable about a central axis. The chuck body has a plurality of slots, each oriented at an oblique angle relative to the central axis. The chuck assembly also includes a plurality of jaws, each movable along a respective one of the slots. The chuck assembly also includes a collar coupled to the plurality of jaws. The collar is selectively engageable with the chuck body such that, when engaged, the plurality of jaws are movable along the plurality of slots in response to rotation of the collar.