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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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US20080185984 |
Power Tool and Overload Protection
The invention relates to a power tool having a change-speed gear device comprising a plurality of gears (1, 2) for adjusting on demand power stages of a drive, wherein an overload protection can be...
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US20100282482 |
SYSTEM FOR RELIABLE COLLABORATIVE ASSEMBLY AND MAINTENANCE OF COMPLEX SYSTEMS
A system and method of tracking location and orientation of power tools utilized in the assembly and maintenance of complex systems is disclosed. The system can facilitate collaboration between...
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US20120045976 |
HANDHELD ELECTRIC MACHINE TOOL
A handheld electric machine tool is described including a housing with a grip area, a tool area for a tool that is drivable in a linear and/or oscillating manner, an operating part on the housing...
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US20120318545 |
Hand-Held Power Tool
A power-operated hand-held power tool, in particular a power tool comprising an oscillation drive for driving a tool in an oscillating manner, comprising at least one sensor for detecting...
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US20110079406 |
METHOD AND DEVICE FOR TIGHTENING JOINTS
An electric assembly device for tightening of fastener includes a housing and a rotation motor which is drivingly connected to an output shaft. The output shaft has a forward portion extending out...
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US20120037385 |
ELECTRIC POWER TOOL POWERED BY A PLURALITY OF SINGLE-CELL BATTERY PACKS
An electric power tool comprises a tool main body, a plurality of battery packs that is detachably attached to the tool main body, and a controller that controls discharges of the battery packs...
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US20090205848 |
Powered driver and methods for reliable repeated securement of threaded connecters to a correct tightness
A powered driver and methods are disclosed, the driver including a head having a gapped jaw and housing a motor driven drive transfer assembly for operating a rotatable split socket engageable at a...
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US20090055028 |
System for Dynamically Controlling the Torque Output of a Pneumatic Tool
Pneumatic tightening tools can be used for high speed assembly of critical bolts to precise loads by dynamically controlling the output power of the pneumatic tool during a tightening cycle using...
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US20110120738 |
Rotary tool
A rotary tool includes an externally operable operation switch; a motor serving as a power source; a power transfer block for transferring the rotation of the motor; a load detection unit for...
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US20110073334 |
ROTARY STRIKING TOOL
According to an aspect of the present invention, there is provided a rotary striking tool includes: a motor; an oil pulse unit that is driven by the motor; an output shaft that is coupled to the...
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US20110114346 |
Power Tools
Power tools are taught that may include, for example, means for detecting impact sounds generated, e.g. by a hammer strikes an anvil or by oil pulse from an oil unit. The detecting means may...
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US20100229691 |
POWER WRENCH WITH REACTION BAR CONTROLLING MEANS
A power wrench includes a housing divided into two parts which are rotatable relative to each other: a first part including a handle and a transverse section lodging a rotation motor, and a second...
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US20110114347 |
HAND-HELD TOOL
An effective technique for detecting several load conditions different in presence or absence and magnitude of load applied to a tool bit is provided in a hand-held tool. A hand-held tool 101...
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US20120168189 |
Rechargeable Battery-Operated Screwing System with a Reduced Volume of Radio-Transmitted Data
The disclosure relates to a method for using a rechargeable battery-operated screwing system which is suitable for establishing screw connections by means of a motor-driven working spindle. The...
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US20130008676 |
Trigger Profile For A Power Tool
An improved method is provided for operating a power tool. The method includes receiving an input control variable from an input unit; determining a derivative of the input control variable;...
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US20120273242 |
TRIGGER PROFILE FOR A POWER TOOL
An improved method is provided for operating a power tool. The method includes receiving an input control variable from an input unit; determining a derivative of the input control variable;...
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