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US20130153252 IMPACT TIGHTENING TOOL  
An impact wrench which includes an air motor and a main shaft that is rotated by pulsed impact torque that is converted from rotary torque from the air motor to tighten a bolt, is provided with a...
US20130025893 ELECTRIC POWER TOOL POWERED BY BATTERY PACK AND ADAPTER THEREFOR  
An adapter for an electric power tool couples battery packs with the electric power tool. The adapter is provided with a voltage regulator circuit interposed between the battery packs and the...
US20140096987 POWER TOOL  
A chain saw as a power tool includes a combustion engine and an electric motor. The chain saw has a driving shaft which drives a saw chain, a battery pack which provides electric current to the...
US20140096986 POWER TOOL  
A chain saw as a power tool includes a combustion engine and an electric motor. The chain saw has a driving shaft which drives a saw chain, a battery pack which provides electric current to the...
US20140054054 BATTERY OPERATED TOOL  
Embodiments provide methods, apparatuses, and systems for battery operated tools, such as chainsaws, are provided. In accordance with embodiments herein, a chainsaw may include various components,...
US20110259619 PORTABLE POWER WRENCH WITH A MANUALLY OPERATED POWER CONTROL MEANS  
A portable power wrench of an angle type includes an elongated housing with an angle drive head and a rear handle and supports a motor. The power wrench also includes a manually operated power...
US20140242890 Handheld Power Tool  
An angle grinder including at least one boost mode unit configured to provide a boost mode, and a switching-over unit configured to switch over between a conventional mode and the boost mode.
US20140048298 HAND-HELD POWER TOOL, IN PARTICULAR BATTERY-POWERED SCREWDRIVER  
A hand-held power tool includes a drive device in a housing. The drive device is intended to drive a tool accommodated in a tool-accommodating region. An adjusting motion of the hand-held power...
US20110000689 POWER TOOL  
A power tool 1 is connected to a battery pack 5 including an overcurrent detector 533 which detects overcurrent of a battery module 51 and outputs a detection signal, and an overdischarge detector...
US20140231113 HAND-HELD POWER TOOL AND METHOD FOR OPERATING THE HAND-HELD POWER TOOL  
A method is provided for controlling an electric hand-held power tool having a device housing and a coupling device on the device housing side for securing an auxiliary handle to the device...
US20110214894 OIL PULSE TOOL  
According to an aspect of the invention, an oil pulse tool includes: a motor generating a driving force according to a driving voltage; an oil pulse unit driven by the driving force and generating...
US20120000682 HAND-HELD POWER TOOL  
A hand-held power tool such as a drill, a nail gun, a hand-operated drive-in tool or a bolt setting tool, is disclosed. In order to further improve the operation of hand-held power tools, the...
US20130098646 Power Tool and Battery Pack for Use in the Power Tool  
A power tool includes: a battery cell group including a plurality of secondary battery cells; a motor to which an electric power is supplied from the battery cell group through a switching element...
US20140008087 COMBINATION OF ELECTRIC TOOLS AND START METHOD THEREOF  
A combination of electric tools includes a first electric tool and a second electric tool respectively having an independent power supply. The second electric tool starts working automatically...
US20130025892 Power Tool  
An electronic pulse driver includes a motor, a hammer, an anvil, an end tool mounting unit, a power supply unit, a temperature detecting unit, and a controller. The hammer is drivingly rotatable in...
US20120247796 CONTROL METHOD AND HAND-HELD POWER TOOL  
The hand-held power tool has a tool socket to hold a tool. A motor is coupled to the tool socket in order to drive the tool socket. The motor is arranged in a housing. The housing has a holder that...
US20130062087 Machine Tool System, Especially a Jigsaw System  
A machine tool, especially a jigsaw, is disclosed. Angle deviations from a set angle position of the working tool are detected as the actual angle is adapted to the set angle by rotationally...
US20130020102 Power Tools  
A typically battery-operated power tool, such as a chainsaw or hedge trimmer, comprising a working element (4), a motor (6) arranged to drive the working element (4) and a controller (9) arranged...
US20120279736 IMPACT TOOL  
According to an aspect of the present invention, there is provided an impact tool including: a motor drivable in an intermittent driving mode; a hammer connected to the motor; an anvil to be struck...
US20130255980 CORDLESS POWER TOOLS WITH A UNIVERSAL CONTROLLER AND TOOL AND BATTERY IDENTIFICATION  
A controller in a cordless power tool is configured to electronically read an identifier (e.g., a battery characterizing resistor) in a battery and identify the battery characteristics that is...
US20130206434 ANTI-VIBRATION HANDLE COMPRISING A TENSILE-LOADED SWITCH CONNECTION  
An electric machine tool includes a first actuating device and a second actuating device. The second actuating device is arranged at a distance from the first actuating device. The first actuating...
US20130092408 Semi-Active Anti-Vibration Systems for Handheld Electrical Power Tools  
An improved vibration dampening system has been developed for handheld electrical power tools. The vibration dampening system includes a material that a controller selectively activates with an...
US20120024552 Inverter Device and Electrical Power Tool  
An electrical power tool includes a motor, a load detecting unit, a trigger switch, and a power supplying unit. The load detecting unit detects a load applied to the motor. The trigger switch...
US20120260785 POWER TOOL SAFETY MECHANISMS  
A sensing mechanism (12) for detecting user contact with an active portion (26) of the power tool (10) is provided. In addition, a safety mechanism (14) for preventing prolonged user contact with...
US20130333910 IMPACT TOOL  
According to one embodiment, an impact tool includes: a motor; and a hammer that is connected to the motor and that has a striking-side surface; and an anvil that is journalled to be rotatable with...
US20110284254 INTERACTIVE TOOLS  
Interactive tools and methods are provided. A particular interactive tool set includes a portable handheld tool and an alignment tool. The portable handheld tool includes a selective drive system....
US20140041887 BATTERY PACK  
An electrical combination including a power tool and a battery pack. The power tool includes power tool terminals. The battery pack is configured to be interfaced with the power tool. The battery...
US20120267134 Handheld Tool, Handheld Tool Add-On Measuring Device and Handheld Tool Battery  
A handheld tool having a battery interface is described, in which a provision is made for the handheld tool to have at least one measuring device interface, which is provided to receive at least...
US20140196920 POWER TOOL HAVING IMPROVED OPERABILITY  
A power tool includes: a drive unit for a tool; an operating device for activating the power tool; a measuring device for measuring a motion of the power tool; and a filter for filtering at least...
US20120111589 Hand-held power tool with an anti-theft device  
A control method for a hand-held power tool, in response to the actuation of a main switch of the hand-held power tool, carries out the following steps. An identification of transponders in the...
US20110079407 ROTARY STRIKING TOOL  
According to an aspect of the present invention, there is provided a rotary striking tool, including: a motor; an impact unit having a driving part being driven by the motor and an output part; a...
US20130058717 ARRANGEMENT FOR PROVIDING A PULSING COMPRESSIVE FORCE  
The invention relates to a soil compacting device having an exciter part (1), which has an unbalance exciter (2) for producing an intermittent exciter force and a contact surface (3) for...
US20110114345 HANDHELD POWER TOOL DEVICE  
The invention is based on a handheld power tool device, having at least one safety mechanism, which intervenes in an uncontrolled blocking situation, and which has a sensor unit. It is proposed...
US20130108385 CORDLESS MAGNETIC DRILL  
A cordless magnetic drill is disclosed. The drill comprises a control unit, a motor which is connected with the control unit, a gearbox which is connected with the motor, a power source which is...
US20130175065 FASTENING DEVICE AND FASTENING METHOD  
A fastening device includes first to third rotary sensors (position detecting unit) which are provided in a support arm and detect a position of a nut runner (fastening tool), and a main controller...
US20120103643 CONTROL METHOD FOR A POWER TOOL AND A POWER TOOL  
A control method for a power tool and a power tool is disclosed. The control method has an operating mode and a safety mode. In the operating mode, a motor drives a tool receptacle in a rotating...
US20070261868 Magnetic torque-limiting device and method  
In a torque-limiting device, a first end engages a fastener, a second end receives an applied torque, and a magnetic torque limiter transmits the applied torque from the second end to the first end...
US20050263305 Rotary impact tool  
A rotary impact tool can be used continuously for fastening a plurality of fastening members such as screws, bolts or nuts in tight fastening mode. The rotary impact tool comprises a rotary driving...
US20090065225 SWITCHABLE ANTI-LOCK CONTROL  
A power tool can include a housing and a motor assembly in the housing. The motor assembly can include an output member and a motor for translating the output member. A kickback sensor can sample...
US20110091295 PORTABLE POWER DRILL WITH DRILLING IMPLEMENT ROTATING AND FEEDING MEANS  
A portable power drill comprises a housing, a drilling implement carrying drive spindle, and two individually powered and controlled motors for rotating and axially feeding the drive spindle. The...
US20130062088 IMPACT TOOL  
An impact tool including: a motor; a speed-reduction mechanism that reduces a torque of the motor; a hammer connected to an output portion of the speed-reduction mechanism; and an anvil that can be...
US20110284256 Power Tool  
A power tool has a motor, a power supply unit, a trigger unit, a control unit, and a motor load detection unit. The power supply unit supplies power to the motor. The trigger unit causes the power...
US20130025078 Personal Care Device  
A personal care device is disclosed. The personal care device includes an electrically powered driving unit for driving a working implement of the personal care device at a desired speed and/or...
US20130062086 POWER TOOL  
The present invention provides a power tool for tightening a fastener. The power tool includes a motor, a hammer, an anvil, and a control unit. The hammer is intermittently or continuously...
US20120312570 HAND-HELD POWER TOOL  
A hand-held power tool, in particular to a screwing device, includes a control device for controlling and/or regulating the tool movement of a tool holder and/or of a tool. The hand-held power tool...
US20140110138 PROTECTIVE APPARATUS IN CONNECTION WITH MACHINE TOOLS TO SAFEGUARD WORKLOAD INSTALLATION  
This invention is an installation of a protective apparatus to prevent safety problems of machine tools caused in machining work-load process. The protective apparatus is comprised of a circuit...
US20110056713 SINGLE PIEZO-ACTUATOR ROTARY-HAMMERING (SPARH) DRILL  
A Single Piezo-Actuator Rotary-Hammering (SPaRH) Drill includes a horn actuator having high power piezoelectric materials and a flexure pre-stress to increase the actuators effectiveness. The drill...
US20140216773 ELECTRIC MACHINE TOOL AND METHOD FOR CONTROLLING THE ELECTRIC MACHINE TOOL  
In a method for controlling an electric machine tool having an electric motor for driving a rotating insertion tool, the electric machine tool is operated in one of multiple operating modes, and at...
US20110315414 Screwdriver and control method  
A control method for a screw including the following steps: a spindle (14) is driven by a motor (11) in order to turn a screw (19) around an axis of rotation (15). A magnetic field is generated...
US20070169952 INSTRUMENT FOR DISPATCHING SCREWS  
An instrument for dispatching screws is disclosed. The instrument includes a hollow body, a storage tube for keeping screws, a stopping mechanism, and a driving mechanism. The hollow body defines...
Matches 1 - 50 out of 106 1 2 3 >