Entries |
Document | Title | Date |
20080302551 | ELECTRIC TOOL - According to an aspect of the present invention, there is provided an electric tool including: a housing; a motor that is housed in the housing; a tip tool; a rotation transmission mechanism that transmits a rotation of the motor to the tip tool; an air inlet that is disposed on the housing to introduce a cooling air for cooling the motor from an outside of the housing; an air outlet that is disposed to discharge the cooling air; and a cover that is slidable along an inner wall or an outer wall of the housing and that is movable in a first position where the air inlet and the air outlet are opened and a second position where the air inlet and the air outlet are closed. | 12-11-2008 |
20080302552 | Portable electric power tool - A portable electric power tool powered by a battery pack, which includes: a motor that operates the tool; the housing that houses the motor; at least one elastic member that is supported by the housing; and a battery pack holder supported by the elastic member. The battery pack holder is provided with an engaging portion that is detachably engaged with the case of the battery pack and connecting terminals that are electrically connected to the output terminals of the battery pack installed by the engaging portion. Thus, vibration of the battery pack is prevented even when the electric power tool vibrates. | 12-11-2008 |
20090071675 | BATTERY PACK AND CORDLESS TOOL USING THE SAME - A battery device is constituting by connecting such cell assemblies in parallel as each comprises: a first cell group having a plurality of cells connected in series; a housing container for housing said first cell group; current detecting means housed in said container for detecting a current to flow through the first cell group; a switching element connected with said first cell group for turning ON/OFF the current to flow through said first cell group; and means for controlling the ON/OFF of said switching element in response to the output signal of said current detecting means. | 03-19-2009 |
20090107691 | Housings for power tools - A housing for a power tool includes a plurality of housing segments assembled together to form the housing. A gap is produced between mating surfaces of at least two housing segments positioned adjacent to each other. A capillary action preventing device disposed at the gap and constructed to interrupt a path of flow of a liquid caused by a capillary action from the inside to the outside of the housing along the gap. | 04-30-2009 |
20090114412 | POWER TOOL HAVING HOUSING WITH ENHANCED IMPACT RESISTANCE - A power tool includes a tool housing and a motor received in the tool housing. The tool housing includes an end portion surrounding at least a rear portion of the motor. At least a portion of the end portion of the tool housing has a double-wall structure and includes an interior wall and an exterior wall. The interior wall and the exterior wall are spaced from each other. In an aspect, a plurality of ribs extend from the interior wall to the exterior wall in a direction transverse to the interior wall and the exterior wall. In an aspect, a plurality of the plurality of the ribs are not tied to the exterior wall. | 05-07-2009 |
20090126963 | Hand-held power tool - A hand-held power tool includes an electric motor ( | 05-21-2009 |
20090126964 | Mid-handle drill construction and assembly process - A power tool can include a gear case, a motor having first and second sets of lead wires, a housing assembly, and a field case. The field case may include a front portion configured for engaging the gear case and a rear portion. The housing assembly may include first and second generally symmetrical housing segments configured for engaging the field case and forming a mid-handle grip. The first set of lead wires may be routed through the front portion of the field case directly to a trigger switch assembly. A method for assembling a mid-handle power tool is also provided and may include routing lead wires through a ventilation path between the field case and trigger assembly. | 05-21-2009 |
20090133894 | ELECTRIC IMPACT TIGHTENING TOOL - An electric impact tightening tool in which the rotation of an output section of an electric motor is transmitted to an impact generation section (P) and impact force generated in the impact generation section (P) causes a main shaft ( | 05-28-2009 |
20090145621 | POWER TOOL - A power tool having a cooling system, comprises: a motor housing | 06-11-2009 |
20090151969 | ELECTRIC SCREWDRIVER - An electric screwdriver is configured for fastening a screw in an apparatus. The driving part is configured for generating rotary motion. The driven part is configured for fastening the screw in the apparatus using the rotary motion. The transmission part nonlinearly connects the driving part and the driven part. The transmission part is capable of transmitting the rotary motion from the driving part to the transmission part. | 06-18-2009 |
20090229846 | Screw Driving Device and Screw - To provide a screw fastening device that, when performing a screw tightening operation, can substantially reduce the running torque directly applied by external force to a screw driving device. | 09-17-2009 |
20090242227 | Electric power tool - An electric power tool includes a tool body and a battery pack removably mounted to the tool body. The battery pack is used as a power source of the tool body. The electric power tool further includes a lock unit for keeping the battery pack mounted to the tool body and an interrupter switch for interrupting the operation of the tool body when the lock unit does not keep the battery pack mounted to the tool body. Accordingly, the electric power tool is not operable when the battery pack is not completely mounted to the tool body. | 10-01-2009 |
20090277660 | ELECTRIC POWER TOOL WITH SWIVELLED CABLE CONNECTION - An electric power tool having a housing, a motor, a jack for receiving a connection plug of an electric cable, and a swivel unit mounted on the housing and carrying the jack, wherein the swivel unit includes a first head mounted on the housing for rotation about a first axis, and a second head mounted on the first head for rotation about a second axis. The first and second axes form an angle between them, and provide for freedom of rotation of the jack, thereby providing for positioning of the jack and routing of a connected cable in desired directions relative to the housing. | 11-12-2009 |
20090301746 | POWER TOOL HAVING A TRANSMISSION VENT - A power tool, such as a hammer drill and/or a chiseling hammer, includes a lubricated transmission arranged in a sealed transmission box. The transmission box is in fluid connection with the atmosphere via a venting channel. A sealing element is arranged in the venting channel. The sealing element cooperates with the venting channel to create a meandering pathway for air to pass through the venting channel so that leakage of lubricant between the sealing element and the venting channel is at least substantially prevented. | 12-10-2009 |
20100065295 | CORDLESS POWER TOOL AND ACCOMODATION CASE - There are provided a cordless power tool powered by a power supply unit that does not require a charging device and a charging power supply unit and an accommodation case thereof. In a cordless power tool, a front-end tool | 03-18-2010 |
20100108341 | Battery pack, charger and terminal block arrangements for cordless power tool system - A battery pack, charger, and terminal blocks for the pack, charger and a cordless power tool are provided. The pack includes battery cells disposed between end caps within a bottom housing of the pack, and a potting boat for housing pack electronics electrically connected to the cells between the end caps and disposed within a pack top housing. A pack terminal block is connected to the potting boat within the top housing. The charger and the power tool each include a terminal block for providing electrical connections between the charger/tool and the battery pack. The terminal block is configured to float side-to-side to provide displaceable movement of the terminal block within the charger housing or tool housing for aligning the battery pack terminal block therein. | 05-06-2010 |
20100163265 | ELECTRICAL POWER TOOL - In view of the above problem, the present invention is to provide an electrical power tool which enables a user to intuitively grasp a rotation direction and a rotation speed of a tip tool. The electrical power tool | 07-01-2010 |
20100163266 | Electric power tools - One aspect according to the present invention includes an electric power tool, in which a capacitor is positioned closer to a motor control circuit than a switch electrically connected to the motor control circuit. | 07-01-2010 |
20100170690 | STATOR WITH INSULATION FOR AN ELECTRIC MOTOR, INSULATION FOR A STATOR, AND ELECTRIC POWER TOOL - The invention is based on a stator having an insulation which is arranged around a coil winding package, wherein a stator packet is arranged on the insulation. It is proposed that the insulation means be embodied as a self-supporting sleeve. | 07-08-2010 |
20100186980 | Power-Driven Hand-Held Tool - A power-driven hand-held tool is disclosed. It comprises a housing, a drive motor arranged in the housing and having a motor shaft that defines a longitudinal axis, a workspindle comprising a tool holding fixture arranged outside the housing for holding a tool, wherein the workspindle defines a spindle axis arranged at an angle relative to the longitudinal axis , wherein at least one battery unit is provided for supplying the drive motor with energy, wherein the drive motor is coupled to the workspindle for driving same oscillatingly about the spindle axis, wherein a center of gravity of the battery unit is located on a side of the longitudinal axis opposite the tool holding fixture. | 07-29-2010 |
20100218967 | Electric Power Tool with Battery Pack - An electric power tool has a device housing with a rear grip extending in the longitudinal direction of the device housing. The device housing has first opposed housing sides and second opposed housing sides. An electric drive motor and its electronic control are arranged in the device housing. A battery pack compartment arranged in the device housing receives a battery pack that has a parallelepipedal shape and extends in a direction of a height axis, width axis and depth axis. The battery pack is arranged such that the width axis and the height axis extend transversely to the longitudinal axis of the device housing. The battery pack has narrow sides extending approximately parallel and at a minimal spacing relative to the first opposed housing sides, respectively. The battery pack has opposed end faces neighboring the second housing sides, respectively. | 09-02-2010 |
20100224384 | Portable handheld work apparatus - A portable handheld work apparatus has an internal combustion engine ( | 09-09-2010 |
20100236806 | Oscillating Tool With Vibration Damping System - An oscillating tool comprises a housing that accommodates a motor which for driving a tool is coupled with a drive shaft via an oscillation drive, for driving it about its longitudinal axis rotatingly oscillatingly. For reducing vibrations, there is provided an inertial mass that is movably held on the housing via at least one spring element. | 09-23-2010 |
20100236807 | BATTERY PACK - An electrical combination including a driver drill capable of producing an average current draw of approximately 20-amps, a circular saw capable of producing an average current draw of approximately 20-amps, and a power tool battery pack operable to supply power to the driver drill and to the circular saw, the battery pack including a plurality of battery cells, the plurality of battery cells each having a lithium-based chemistry. | 09-23-2010 |
20100252294 | HANDLE PORTION OF HAND-HELD ELECTRIC TOOL - Three battery cells can be arranged such that one battery cell is situated on the front side of a handle portion and that the remaining two battery cells are situated on the rear side thereof while being arranged laterally side by side. Also, a handle portion can be generally of a triangular cross-sectional configuration whose apex portion is situated on the front side of the handle portion and whose base portion is situated on the rear side thereof; and the handle portion is grasped by bringing fingertips into contact with the apex portion ( | 10-07-2010 |
20100252295 | MID-HANDLE DRILL CONSTRUCTION AND ASSEMBLY PROCESS - A power tool can include a gear case, a motor having first and second sets of lead wires, a housing assembly, and a field case. The field case may include a front portion configured for engaging the gear case and a rear portion. The housing assembly may include first and second generally symmetrical housing segments configured for engaging the field case and forming a mid-handle grip. The first set of lead wires may be routed through the front portion of the field case directly to a trigger switch assembly. A method for assembling a mid-handle power tool is also provided and may include routing lead wires through a ventilation path between the field case and trigger assembly. | 10-07-2010 |
20100258327 | ELECTRICALLY DRIVEN HAND-HELD POWER TOOL - The invention relates to an electrically driven hand-held power tool having a drive motor that is configured as a commutator motor having a brush for current transfer to the commutator. A removable cover is received in the housing that is the carrier of a spring element, which exerts a spring force in the mounted state on the brush in the direction of the commutator. | 10-14-2010 |
20100263895 | ELECTRIC TOOL - The invention relates to a hand-guided electric tool having a motor and a pulse width modulator for generating a pulse width modulated signal for operating the motor. A unit is provided for reducing the EMC interferences emitted by the electric tool. | 10-21-2010 |
20100263896 | HAND-HELD POWER TOOL HAVING A TWO-PART HOUSING - The invention relates to a hand-held power tool having a two-part housing, both housing parts being held together, by means of a connecting part, in such a manner that the housing parts can move in relation to each other. | 10-21-2010 |
20100282485 | POWER TOOL WITH INTEGRATED BIT RETENTION DEVICE - A power tool having a housing, an electric motor disposed in the housing, and a spindle drivingly attached to the electric motor. The spindle includes a cavity adapted for receiving a bit therein and a window extending through the spindle in communication with the cavity. The power tool further has a retention device including a bit engaging member disposed within the housing and operable to extend through the window and retain a bit within the cavity. The power tool still further has an actuator operable by a user externally of the housing to disengage the bit engaging member from a bit received in the cavity and, finally, a mechanical interconnection system operably coupled between the actuator and the retention device to actuate the retention device in response to the actuator, wherein the mechanical interconnection is disposed within the housing. | 11-11-2010 |
20110000696 | POWER TOOL - A power tool includes a case; a motor installed within the case, the motor comprising a motor housing and a rotor with shaft; a gear train comprising a gear train housing and a speed reduction mechanism installed within the gear train housing and connected to the shaft of the motor. The motor housing and the gear train housing are integrally formed as a common housing and fixed relative to the case. | 01-06-2011 |
20110005793 | BATTERY PACK AND MOTOR-DRIVEN TOOL USING THE SAME - A battery pack | 01-13-2011 |
20110011610 | HAND-HELD POWER TOOL - In a hand-held power tool with a device for presetting a selected rotation direction of a drive motor that is associated with the power tool and contained in a tool housing. The device is equipped with an actuating element accessible from outside the tool housing for mechanically actuating a switch element, which is situated inside the tool housing and is at least embodied for electrically switching between a first and second rotation direction of the drive motor, the switch element is situated in the vicinity of the actuating element. | 01-20-2011 |
20110036610 | MACHINE TOOL HAVING AN ELECTRIC DRIVE MOTOR - A machine tool, in particular a powered hand tool, has an electric drive motor to which pole shoes are assigned in order to conduct a magnetic field. Furthermore, a fan wheel is provided in order to produce a stream of cooling air. In the housing, an air-guiding element forms a portion of the flow path for the stream of cooling air. According to the invention, the air-guiding element at least partially covers the pole shoes. | 02-17-2011 |
20110042117 | ENERGY STORAGE MODULE AND POWER TOOL COMPRISING AT LEAST ONE ENERGY STORAGE MODULE - The invention is based on an energy storage module, in particular a battery pack for supplying power to a power tool. According to the invention, a plurality of cells are interconnected electrically for energy storage. It is proposed that the cells are electrochemical storage cells having a flexible cell casing that is dimensionally unstable. The invention further relates to a power tool having at least one such energy storage module. | 02-24-2011 |
20110056716 | ELECTRIC SAW COMMUNICATION - The present invention relates to an electric saw ( | 03-10-2011 |
20110056717 | SELF-CONTAINED PORTABLE ELECTRICAL APPLIANCE WITH LOCK-ON ELECTRIC POWER PACK - A self-contained portable electrical appliance ( | 03-10-2011 |
20110073342 | DEVICE FOR DRIVING INSTRUMENTS AND TOOLS AND THE USE THEREOF - The invention relates to a device for driving instruments and tools comprising a housing ( | 03-31-2011 |
20110073343 | Electric power tool - An electric power tool includes a housing, a motor arranged within the housing, a power transmission unit arranged within the housing for transferring rotation of the motor to a work tool, a motor control unit arranged within the housing for controlling the rotation of the motor, and a trigger switch retractably provided to the housing for instructing the motor control unit to control the rotation of the motor. The electric power tool further includes a wireless communication device arranged within the housing for wirelessly communicating the work information on the content of works. The wireless communication device includes an antenna unit. The wireless communication device is covered with a shock-absorbing material. The antenna unit is arranged to lie higher than the trigger switch when the electric power tool is stored in a specified storage state. | 03-31-2011 |
20110108302 | PORTABLE ABRASIVE TOOL - The portable abrasive tool comprises a flat motor composed of a rotor having a coil disk in the form of a disk on which multiple coil pieces are arranged in the circumferential direction about the output shaft when seen in the direction of the axis line of the output shaft and a stator having magnets arranged in the manner that the magnetic flux passes through the coil disk in the direction of the axis line of the output shaft, and an abrasive part connected to one end of the output shaft of the flat motor. | 05-12-2011 |
20110114350 | LITHIUM-BASED BATTERY PACK FOR A HAND HELD POWER TOOL - A method for conducting an operation including a power tool battery pack. The battery pack can include a housing, a first cell supported by the housing and having a voltage, and a second cell supported by the housing and having a voltage. The battery pack also can be connectable to a power tool and be operable to supply power to operate the power tool. The method can include discharging one of the first cell and the second cell until the voltage of the one of the first cell and the second cell is substantially equal to the voltage of the other of the first cell and the second cell. | 05-19-2011 |
20110139479 | HOOK FOR ELECTRIC POWER TOOLS AND ELECTRIC POWER TOOL EQUIPPED WITH THE HOOK - A hook for electric power tools is disclosed. The hook is used with an electric power tool comprising a handle and a battery pack detachably mounted to a lower end portion of the handle. The hook is designed to be attached to the electric power tool in the proximity of the lower end portion of the handle and includes a ring-shaped slip-off preventing portion having an opening into which, when the battery pack is not attached to the handle, the handle can be inserted into the opening of the slip-off preventing portion, and when the battery pack is attached to the handle, the slip-off preventing portion can be prevented from being pulled out from the handle by the battery pack attached to the handle. | 06-16-2011 |
20110147031 | ELECTRIC MACHINE TOOL - In an electric machine tool having an interface ( | 06-23-2011 |
20110155407 | MODULARIZED ULTRASONIC VIBRATION MACHINING APPARATUS - A modularized ultrasonic vibration machining apparatus is provided, which includes a tool holder module. The tool holder module further includes: a housing, having a positioning pin disposed thereon; a tool holder linking part, disposed in the housing; a transmitting mechanism, disposed in the housing and linked to the tool holder linking part in a transmission manner; an expanding device, disposed in the housing and linked to the transmitting mechanism in a transmission manner; a piezoelectric element, disposed in the housing and linked to the expanding device; and an electrical connector, disposed in the housing and electrically connected to the piezoelectric element and the positioning pin. Therefore, the modularized tool holder has an internal vibration mechanism and closed circuit setting of power supply, is capable of being assembled and applied conveniently, and has good security, economical efficiency, and applicability in industry. | 06-30-2011 |
20110162862 | ELECTRIC POWER TOOL - An electric power tool includes a tool portion, a fuel cell, a power drive source, and a water-holding unit. The water-holding unit holds a reaction water produced in the fuel cell by oxidation reaction between a fuel and an oxidizing agent. | 07-07-2011 |
20110168422 | ELECTRIC POWER TOOL - An electric power tool includes: a motor; a housing receiving the motor; a power transmission mechanism configured to transmit a driving force of the motor to rotate a top tool; a snap switch including a swing type lever configured to turn on or off rotation of the motor, the snap switch being received inside the housing; a switch lever configured to move in a direction substantially vertical to a surface of the housing; a push bar configured to move the swing type lever in conjunction with the movement of the switch lever; and an urging unit configured to urge the push bar in a direction in which the switch is turned off. | 07-14-2011 |
20110180291 | MAKING ELECTRICAL CONTACT WITH A RECHARGEABLE BATTERY HAVING A PLURALITY OF RECHARGEABLE BATTERY CELLS - In a rechargeable battery ( | 07-28-2011 |
20110192622 | ANODE FOR LITHIUM ION SECONDARY BATTERY, LITHIUM ION SECONDARY BATTERY, ELECTRIC POWER TOOL, ELECTRICAL VEHICLE, AND ELECTRIC POWER STORAGE SYSTEM - There is provided an anode for a lithium ion secondary battery capable of improving the cycle characteristics, a lithium ion secondary battery using the same, an electric power tool using the lithium ion secondary battery, an electrical vehicle using the lithium ion secondary battery, and an electric power storage system using the lithium ion secondary battery. The anode for a lithium ion secondary battery includes an anode active material layer in which a first layer and a second layer respectively containing silicon and a metal element as an anode active material are alternately layered on an anode current collector, and 1.02≦A/B≦50 is satisfied. A represents a silicon content ratio in the anode active material in the first layer, and B represents a silicon content ratio in the anode active material in the second layer. | 08-11-2011 |
20110192623 | ANODE FOR LITHIUM ION SECONDARY BATTERY, LITHIUM ION SECONDARY BATTERY, ELECTRIC TOOL, BATTERY CAR, AND ELECTRIC POWER STORAGE SYSTEM - A lithium ion secondary battery having superior cycle characteristic is provided. The lithium ion secondary battery includes a cathode, an anode and an electrolyte. The anode has an anode active material layer including a plurality of anode active material fibers containing silicon as an element provided on an anode current collector. | 08-11-2011 |
20110203826 | Power Tool Having Off-Lock Member - A power tool includes a motor, a housing that accommodates the motor, a switch that supplies power to the motor, a switch lever that is provided movable relative to the housing to selectively turn ON and OFF the switch, and an off-lock member that is provided movable relative to the switch lever. The off-lock member includes a first engaging part and a second engaging part that are engageable with the housing. | 08-25-2011 |
20110209888 | HAND-HELD OSCILLATORY POWER TOOL WITH TWO-AXIS TOOL MOUNTING - A hand-held power tool includes a motor mounted in a housing, with a two-axis universal joint mounted to the housing and supporting a rotary chuck. The universal joint includes a yoke mounted to the housing and a hub mounted to the yoke, the hub supporting the chuck. First and second clutches are provided for locking the yoke and the hub. A locking mechanism operatively connects the first and second clutches, and releases both of the first and second clutches simultaneously. A quick release chuck includes a spindle having a longitudinal bore for accepting a shank. A ball or like engaging device is disposed in a radial bore, extending into the longitudinal bore, and radially movable so that at least a portion of the ball extends radially into the longitudinal bore to engage a recess in the shank. A spring biased outer collar disposed about the spindle is movable longitudinally relative to the spindle and has a tapered face for forcing the ball into an aperture. A spring biases the collar into a locking position. | 09-01-2011 |
20110214895 | LITHIUM SECONDARY BATTERY, ELECTROLYTIC SOLUTION FOR LITHIUM SECONDARY BATTERY, ELECTRIC POWER TOOL, ELECTRICAL VEHICLE, AND ELECTRIC POWER STORAGE SYSTEM - A lithium secondary battery capable of obtaining superior cycle characteristics, superior storage characteristics, and superior load characteristics is provided. The lithium secondary battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution contains a nonaqueous solvent, a lithium ion, at least one of nitrogen-containing organic anion having a Lewis acidic ligand, and at least one of inorganic anion having fluorine and an element of Group 13 to Group 15 in the long period periodic table as an element. | 09-08-2011 |
20110214896 | LITHIUM-BASED BATTERY PACK FOR A HAND HELD POWER TOOL - A method for conducting an operation including a power tool battery pack. The battery pack can include a housing, a first cell supported by the housing and having a voltage, and a second cell supported by the housing and having a voltage. The battery pack also can be connectable to a power tool and be operable to supply power to operate the power tool. The method can include discharging one of the first cell and the second cell until the voltage of the one of the first cell and the second cell is substantially equal to the voltage of the other of the first cell and the second cell. | 09-08-2011 |
20110220381 | ELECTRICAL APPLIANCE, IN PARTICULAR HAND-HELD POWER TOOL - The invention relates to an electrical appliance, in particular a hand-held power tool, having an appliance housing, a circuitry substrate that is situated in the appliance housing and equipped with components, and sealing elements for preventing the influx of dirt into the region of the circuitry substrate. According to the invention, the sealing elements seal a subregion of the circuitry substrate off from other regions inside the appliance housing. | 09-15-2011 |
20110232932 | Rechargeable Battery Apparatus for a Handheld Power Tool - A rechargeable battery apparatus for a handheld power tool has at least one load interface which is configured to make contact with a load in a detachable manner. The load interface has at least one identification means for electronically identifying the load. | 09-29-2011 |
20110232933 | ELECTRICAL POWER TOOL - In a speed change device of an electrical power tool, a reset arm is provided separately from a switch lever, which arm is operated by a reset motor. Due to tilting motion of the reset arm, a lock ring can be returned to an unlocking position in which a second stage internal gear can be rotated, so that the speed change device can be rest to a high speed low torque mode. | 09-29-2011 |
20110253406 | PORTABLE POWER TOOL BATTERY - A portable power tool battery has at least one fuse holder. The fuse holder is provided for detachably attaching a fuse situated in the fuse holder in a form-fitting and/or force-locking manner. | 10-20-2011 |
20110284257 | ELECTRIC TOOL - An electric tool main body of an electric tool includes a battery retaining portion, and a battery includes a fitting portion capable of fitting with the battery retaining portion; the battery is connected to the electric tool main body through a sliding motion in a predetermined direction with respect to the electric tool main body in the state that the battery retaining portion is fitted with the fitting portion; the electric tool main body includes a connection prohibition portion prohibiting connection of other battery than the dedicated battery even if the battery is compatible with the rated voltage of the electric tool main body. | 11-24-2011 |
20110297409 | Hand-Held Power Tool - A hand-held power tool is disclosed. The power tool has a tool receptacle for holding a tool along an axis. A housing has a grip area for a first hand. The grip area has a support section for the thumb and index finger in a plane with the axis and a shaft section for gripping around on one side of the plane. A contact surface for a second hand, which is arranged facing away from the tool receptacle and on another side of the plane, is inclined between 80 degrees and 100 degrees to the plane. | 12-08-2011 |
20110297410 | ELECTRIC TOOL - In an electric disc grinder, there is provided, between a driven gear and a spindle in a torque transmission system, a C-shaped spring member capable of elastic deformation in a diameter enlarging direction. With respect to the rotating direction, the spring member is engaged with a driving protrusion of the driven gear and a driven protrusion of a joint sleeve of the spindle; when transmitting the rotation of the driven gear to the spindle, the spring member undergoes elastic deformation in the diameter enlarging direction depending on the driven side load, thereby mitigating the starting shock. An abutment surface of the driven protrusion is formed as an inclined surface causing an end portion of the spring member contacting with the abutment surface to slide radially outwards. As a result, the spring member can easily undergo elastic deformation in the diameter enlarging direction. | 12-08-2011 |
20110297411 | LITHIUM-BASED BATTERY PACK FOR A HAND HELD POWER TOOL - A method for conducting an operation including a power tool battery pack. The battery pack can include a housing, a first cell supported by the housing and having a voltage, and a second cell supported by the housing and having a voltage. The battery pack also can be connectable to a power tool and be operable to supply power to operate the power tool. The method can include discharging one of the first cell and the second cell until the voltage of the one of the first cell and the second cell is substantially equal to the voltage of the other of the first cell and the second cell. | 12-08-2011 |
20110308831 | BATTERY POWERED TOOL AND BATTERY PACK FOR A BATTERY POWERED TOOL - A battery pack for powering a battery powered tool may include a housing, a plurality of cells and an electrical connection assembly. The housing may include a sidewall assembly. The sidewall assembly may be configured to correspond to respective sidewalls of a battery compartment defined at a portion of the battery powered tool to facilitate insertion of the battery pack into the battery compartment. The plurality of cells may be disposed within the housing and arranged adjacent to each other such that the sidewall assembly, which extends along a direction substantially parallel to a direction of insertion of the battery pack into the battery compartment, forms an enclosure around the plurality of cells on all sides substantially parallel to the direction of insertion. The plurality of cells may be electrically connected to each other to provide a combined output. The electrical connection assembly may be disposed at a portion of the sidewall assembly to communicate the combined output to a connector disposed at a corresponding sidewall of the battery compartment. The electrical connection assembly may be arranged to engage the connector responsive to movement of the battery pack in a direction substantially parallel to the direction of insertion of the battery pack into the battery compartment. | 12-22-2011 |
20120043102 | ELECTRIC POWER TOOL - In an electric power tool in which a metal front housing that accommodates a driving mechanism is assembled to the front of a main housing that accommodates a motor, an output shaft is protruded from the distal end of the front housing, and the outer periphery of the front housing is protected by a cylindrical transparent cover made of synthetic resin, a decorative pattern is formed on the inner surface of the transparent cover. The decorative pattern is formed of bumps and dips formed on the inner surface. | 02-23-2012 |
20120061117 | RECHARGEABLE ELECTRIC TOOL - The present invention provides a rechargeable electric tool in which a battery pack as a power supply slides in a battery holder formed in an end part of a housing. A bag-shaped waterproof cover covering the battery pack including a coupling part between the battery holder and the battery pack is formed by two divided covers which are separated to the front and rear sides in a slide attachment direction of the battery pack. Between the two divided covers, a coupling mechanism can be arbitrary operated in a coupling position or a coupling cancelling position. The coupling position is a position in which the divided covers are coupled to each other in an attached state where the coupling part and the battery pack are covered. The coupling cancelling position is a position in which coupling of the divided covers is cancelled. | 03-15-2012 |
20120067608 | HANDHELD WORK APPARATUS HAVING AN ELECTRIC DRIVE MOTOR - A handheld work apparatus having an electric drive motor has a battery pack ( | 03-22-2012 |
20120073847 | RECHARGEABLE ELECTRIC TOOL - The present invention provides a rechargeable electric tool in which a battery pack detachably mounted to a mounting part, which is formed lower than an opening provided at a housing, wherein a seal member is held in the housing to seal between the opening and the battery pack mounted to the mounting part. A projection projecting toward the opening side is provided at the seal member, and a passing hole that penetrates the projection and the seal member and allows a lead line connecting an electric component accommodated on the opening side in the housing to the battery pack to pass therethrough is formed. | 03-29-2012 |
20120073848 | BATTERY PACK AND ELECTRIC POWER TOOL INCLUDING SAME - A battery pack includes cylindrical columnar battery cells arranged at least in two rows and two columns along vertical and horizontal directions orthogonal to center axes of the battery cells. Each of the battery cells includes an electrode terminal formed in one end portion thereof. The battery pack further includes a connector plate to which the electrode terminals of four vertically and horizontally adjoining battery cells are joined. The connector plate is arranged to parallel connect each pair of the battery cells adjoining in the same direction to form battery cell blocks. The connector plate is configured to serially connect the battery cell blocks. The center axes of the battery cells are positioned at vertexes of a parallelogram when the vertically and horizontally adjoining battery cells are seen at one end side thereof. The connector plate has a contour conforming to respective sides of the parallelogram. | 03-29-2012 |
20120073849 | VARIABLE AMPLITUDE VIBRATORY APPLIANCE - A vibratory appliance includes a tool driven to oscillate by a rotary electric motor. A shaft supported, at an intermediate portion by a pivot, is driven by an orbital drive mechanism. The orbital drive mechanism includes a rotor rotated about a rotor axis by the motor, an elongate part, and a coupler. The elongate part and the coupler are each fixed to a respective one of the inner end and the rotor. The elongate part and the coupler are mutually connected for sliding movement relative to one another, between first and second relative positions in which the inner end orbits about the rotor axis at first and second orbital radii, respectively, to vary the amplitude of oscillation of the tool. | 03-29-2012 |
20120085562 | PORTABLE POWER WRENCH WITH A GEAR CASING AND A PARAMETER SENSING DEVICE - A portable power wrench is controlled by an operation control unit and comprises a housing ( | 04-12-2012 |
20120145428 | SECONDARY BATTERY, BATTERY PACK, ELECTRONIC APPARATUS, ELECTRIC TOOL, ELECTRIC VEHICLE, AND POWER STORAGE SYSTEM - A secondary battery including: spirally wound electrode body in which positive electrode and negative electrode are laminated via separator and spirally wound, wherein the positive electrode includes an inner circumference side positive electrode active material layer and an outer circumference side positive electrode active material layer while including a single side active material layer formation region, the ratio A/(A+B) of an area density A of the inner circumference side positive electrode active material layer and an area density B of the outer circumference side positive electrode active material layer, an inner diameter C of the coil opening portion, and the ratio D/E of a thickness D of the positive electrode and a thickness E of the positive electrode collector satisfy the relationship expressed in Formula 1, and a length F of the single side active material layer formation region satisfies the relationship expressed in Formula 2. | 06-14-2012 |
20120152583 | CORDLESS ELECTRIC POWER TOOL - A cordless electric power tool comprises a motor that drives a tool, a battery that supply electric power to the motor and a motor drive circuit that is disposed between the motor and the battery. The motor is a three-phase brushless motor, and the battery has a nominal voltage of 18 volts. An overall electric efficiency of the cordless electric power tool becomes at least 70 percent when a value of current passing through the motor becomes at least 35 amperes but no more than 45 amperes and the cordless electric power tool outputs power of at least 450 watts but no more than 550 watts. | 06-21-2012 |
20120186844 | Power Tool, Particularly a Hand Power Tool, the Housing Parts Thereof Being Connected By Means of Form-Fitting Elements - A power tool, particularly a hand power tool, has a motor housing and a housing cover, in which a brush cover can be removably inserted. Corresponding form-fitting elements are arranged on the motor housing and on the housing cover, said elements being connected to each other in a form-fitting manner in the assembled position. The brush cover is held on the housing cover and/or on the motor housing in a form-fitting manner. | 07-26-2012 |
20120234573 | POWER TOOL - A power tool includes a motor, a rotating speed adjusting switch, a regulating member, and a control unit. The regulating member regulates an upper limit position when the switch is displaced by manipulation by a user into an upper limit of any one of stages by the manipulation by the user. The control unit controls an amount of a current flowing to the motor by a duty ratio based on a manipulation amount of the switch, thereby increasing the rotating speed of the motor in accordance with an increase of the manipulation amount. A predetermined set number of duty ratios are set for each of the stages. A proportion of the predetermined set number of duty ratios to a manipulable amount of the switch is higher in a first stage having the lowest upper limit position than in the stages other than the first stage. | 09-20-2012 |
20120292070 | ELECTRIC TOOL AND COMMUNICATION PLUG FOR ELECTRIC TOOL - An electric tool including: a motor configured to drive a front end tool; a control device configure to control rotation of the motor; a storage part configured to store a method of driving the motor by the control device; and a communication terminal to which a communication line for reading or writing information of the storage part is configured to be connected. | 11-22-2012 |
20130008682 | BATTERY FOR A POWER TOOL - A power tool has a mechanism for ejecting a battery pack which includes a receiving frame which defines a cavity to receive a battery pack. A receiving member is adjacent the cavity. The receiving member meshes with a member on the battery pack to hold the battery pack in the cavity. A biasing member is in the cavity adjacent the receiving member. The biasing member ejects the battery pack from the ejecting mechanism. A member retains the biasing member in the cavity. The member guides a portion of the battery pack meshing with the receiving member into contact with the biasing member such that when the battery pack is locked onto the frame, the biasing member is in a compressed condition and when the battery pack is an unlocked position, the biasing member ejects the battery pack from the frame. | 01-10-2013 |
20130068493 | Power Tool - The present invention provides a power tool that can be used at a position away from the external power source. The power tool includes a housing, a motor, an end tool, a battery pack, and an inverter. The motor is supported by the housing and driven by alternate-current power. The end tool is supported by the housing and rotatably driven by the motor. The battery pack outputs direct-current voltage. The inverter is disposed outside the housing and is configured to convert the direct-current voltage outputted from the battery pack into alternate-current voltage and supplies the motor with alternate-current power. | 03-21-2013 |
20130081842 | NON-WELDING DEVICE POWERED BY A WELDING POWER SUPPLY - A non-welding device powered by a welding power supply is provided. One device, a power tool, includes a connector configured to be coupled to a trigger receptacle of a welding power supply and to receive power from the trigger receptacle. The power tool also includes control circuitry electrically coupled to the connector and configured to receive power from the welding power supply and to use the power to operate the power tool. | 04-04-2013 |
20130112451 | HANDLE PORTION OF HAND-HELD ELECTRIC TOOL - Three battery cells can be arranged such that one battery cell is situated on the front side of a handle portion and that the remaining two battery cells are situated on the rear side thereof while being arranged laterally side by side. Also, a handle portion can be generally of a triangular cross-sectional configuration whose apex portion is situated on the front side of the handle portion and whose base portion is situated on the rear side thereof; and the handle portion is grasped by bringing fingertips into contact with the apex portion ( | 05-09-2013 |
20130112452 | Whizer a rechargable rotating power tool and padded attachment with multi purpose covers - A portable, hand held, electric, re-chargeable, rotating power tool, with three different size affixable heads and assorted covers used to complete tasks. | 05-09-2013 |
20130126201 | Transmission for Power Tool with Variable Speed Ratio - A power tool includes a housing, a motor contained in the housing, an output shaft extending proximate a front of the housing, an end effector coupled to the output shaft and configured to hold an accessory; and a transmission disposed in the housing between the motor and the output shaft. The transmission includes a variable ratio gear set configured to transmit power from the motor to the output shaft at a substantially variable speed ratio. The transmission may further include a constant ratio gear set configured to transmit power from the motor at a substantially constant speed ratio. The transmission may be automatically or manually shiftable between a first mode where it transmits power through the constant speed ratio gear set and a second mode where it transmits power through the variable speed ratio gear set. | 05-23-2013 |
20130126202 | Screw Tightening Tool - An screw tightening tool ( | 05-23-2013 |
20130146320 | Counterbalance for Eccentric Shafts - A power tool includes a housing, a motor having a motor output shaft and located within the housing, the motor being configured to rotate the motor output shaft about a first axis, a drive component having (i) a body attached to the motor output shaft, and (ii) an output drive pin attached to the body, the output drive pin defining a second axis which is offset from the first axis, the body being caused to rotate about the first axis in response to rotation of the motor output shaft about the first axis, and the output drive pin being caused to be eccentrically driven in response to rotation of the body about the first axis, and further the body having a hub and a counterbalance arrangement attached to the hub, the counterbalance arrangement being positioned and configured to offset forces generated by the output drive pin when eccentrically driven, a linkage configured to oscillate in response to the output drive pin being eccentrically driven, and a tool mount configured to oscillate in response to oscillation of the linkage. | 06-13-2013 |
20130220659 | OSCILLATING ROTARY ELECTRIC POWER TOOL - An oscillating rotary electric power tool, in which a spindle with a distal end tool attached thereto is projected downward from a front end portion of a housing accommodating a motor, and the housing also accommodates a coupling member rotatable integrally with an output shaft of the motor, a crankshaft fitted with the coupling member in a depression and projection fitting structure, and a link member to which the spindle is fixed and power is transmitted from the crankshaft to rotate clockwise and counterclockwise in an oscillating manner so that the link member will be driven by the motor to rotate the spindle clockwise and counterclockwise in the oscillating manner, wherein an elastic body is interposed between the coupling member and the crankshaft in the same axial direction as the output shaft. | 08-29-2013 |
20130240231 | POWER UNIT, MEDICAL HANDHELD DEVICE AND ARRANGEMENT - The invention relates to a power unit which is receivable in or at a medical handheld medical device in a disengageable manner, wherein the power unit includes at least a voltage source, a motor and/or a circuit board, wherein the power unit includes an arrangement for identifying which is configured to identify at least one feature of the medical handheld device and to emit a signal caused by the identified feature or based on the identified feature. The invention furthermore relates to a medical handheld device, comprising at least one power unit according to one of the preceding claims and/or at least one feature which is provided to be identified through the identification arrangement. The invention furthermore relates to an arrangement for identifying a medical handheld device that is connected with the power unit according to the invention. | 09-19-2013 |
20130269965 | ELECTRICAL TOOL - An electrical tool has a main body housing a motor and an operating member and a battery pack has an electrical cell and housing for providing electricity to the motor. The main body is provided with a first locking assembly configured to move in a reciprocating manner along a first direction and the battery pack is provided with a second locking assembly configured to move in reciprocating manner along a second direction for cooperating with the first locking assembly to provide a locking or unlocking condition. The first direction is perpendicular to the second direction. | 10-17-2013 |
20130277081 | RECHARGEABLE ELECTRIC POWER TOOL - A rechargeable electric power tool includes a battery pack that is detachably provided on a housing accommodating a motor and that supplies electric power to the motor, and a tool that is driven by the motor. A standby switch and a lock-on switch are arranged at the housing. The standby switch is able to set the rechargeable electric power tool to a standby state where the rechargeable electric power tool waits for the motor to be driven. The lock-on switch is able to shift the rechargeable electric power tool from the standby state to a state where the motor is driven so as to keep the state where the motor is driven. | 10-24-2013 |
20130284479 | SMALL MACHINE TOOL - A small machine tool includes a hollow housing, a holder located in the hollow housing and a driving unit coupled with the holder. The hollow housing has a holding portion and an aperture run through by a tool head. The holder has a coupling portion connected to the holding portion and a hollow shaft portion coaxial with the aperture. The hollow shaft portion includes an ancillary support member and at least one ancillary rotary member. The driving unit includes a stator coupled on the hollow shaft portion, a rotor located outside the stator, and a spindle having two ends respectively coupling with the rotor and tool head and running through the hollow shaft portion, ancillary support member and ancillary rotary member. The spindle is driven by the rotor to drive the tool head to rotate. | 10-31-2013 |
20130284480 | POWER TOOL - In a power tool including: a housing having a body portion which houses a motor and a handle portion extending downward from the body portion; an output portion driven at the front of the motor; and a trigger switch which controls power supply from a battery to the motor, the motor, the battery, and the trigger switch are arranged so as to overlap each other in an intersecting direction with respect to a front-and-rear direction. | 10-31-2013 |
20140014384 | POWER TOOL - A power tool includes a small-size lithium ion secondary battery used as its driving source, and at least one lithium ion secondary battery having a diameter of 14 mm is disposed inside a grip portion of a main body of the power tool. The lithium ion secondary battery has a sufficient output characteristic required for driving the power tool. When a switch installed in the main body of the power tool is operated by a user, electric power is supplied to a driving unit including a motor so that the power tool is activated. The lithium ion secondary battery is of a pack type, or is directly housed inside the grip portion, and the grip portion, which houses three of the lithium ion secondary batteries, is designed to have a diameter of 51.8 mm or less. | 01-16-2014 |
20140014385 | POWER TOOL - A power tool includes: a handle housing housing a battery and having a first grip part; a motor driven by electric power of the battery; a power transmission system; a main housing housing the handle housing, the motor and the power transmission system and having a second grip part; and a turning mechanism turnably connected at a rear end part of the main housing and a front end part of the handle housing. The power tool is operable at least in a state that the main housing and the handle housing are disposed straight and a state that they are disposed to be folded. In the folded state, the second grip part is positioned in front of the first grip part in an axial direction of the main housing. A trigger and a forward/reverse switch that control the rotation of the motor are disposed on the handle housing side. | 01-16-2014 |
20140014386 | POWER TOOL WITH BATTERY PACK EJECTOR - A power tool has a mechanism for forcing a battery pack at least partially from a cavity that receives a battery pack. A biasing member is in the cavity. A member for retaining the biasing member is also in the cavity. The biasing member forces the battery pack at least partially from the cavity. When the battery pack is locked onto the frame, the biasing member is in a compressed condition and when the battery pack is an unlocked position, the biasing member forces the battery pack at least partially from the frame. | 01-16-2014 |
20140048301 | ELECTRIC TOOLS - An electric tool may include a tubular housing, a motor disposed within the housing, and a tool holder rotatably driven by the motor and capable of holding an end tool. A shoe may be supported by the housing and may determine a protruding length of the end tool from one end of the housing. A battery mount portion may be disposed at the other end of the housing. The battery may be mounted to the battery mount portion as the battery is slid relative to the battery mount portion along a direction intersecting the extending direction of the housing. | 02-20-2014 |
20140069676 | Slide Switch for a Power Tool - A power tool includes a variable speed motor coupled to a drive member. A power circuit electrically connects the variable speed motor to a power source. A variable speed signal generator generates a variable speed control signal indicating an operating speed for the motor. The operating speed is dependent upon a value of a variable speed selection signal generated by a slide switch. The slide switch includes a linear slide potentiometer for generating the variable speed selection signal. An actuator slides along the potentiometer to control the value of the selection signal. The slide switch includes an ON/OFF contact and a lever arm that is movable into and out of contact with the ON/OFF contact. The actuator is configured to prevent the lever arm from contacting the ON/OFF contact when the actuator is in an OFF position in relation to the slide potentiometer thereby opening the power circuit. | 03-13-2014 |
20140083729 | POWER TOOLS - A power tool may include a rotational force generating device and a rotational driven shaft coupled to a rotational drive shaft of the rotational force generating device via a transmission mechanism, so that the rotation of the rotational drive shaft is transmitted to the rotational driven shaft via the transmission mechanism. One or each of the rotational drive shaft and the rotational driven shaft is rotatably supported by at least three bearings. | 03-27-2014 |
20140090862 | HANDHELD POWER TOOL HAVING A DRIVE MOTOR EMBODIED TO PROVIDE A PREDETERMINED MAXIMUM MOTOR POWER LEVEL - A handheld power tool includes a drive motor embodied to provide a predetermined maximum motor power level, the handheld power tool having an associated power tool volume, and the maximum motor power level and the power tool volume forming a power-to-volume ratio of at least 270 W/l. | 04-03-2014 |
20140096990 | PORTABLE POWER TOOL - A portable power tool, in particular a portable screwdriver, includes a tool-holding fixture, at least one active drive unit that has at least one motor unit, and at least one electric switching element configured to activate a rotational movement of the motor unit. The portable power tool further includes at least one mechanical switching element configured to transmit a switching signal along an axis of rotation of the tool-holding fixture to the electric switching element over at least part of the active drive unit. | 04-10-2014 |
20140116743 | Driving System for Cleaning Machine - The invention relates to a driving system ( | 05-01-2014 |
20140124231 | ELECTRIC MOTOR FOR A POWER TOOL - An electric motor for use with a power tool includes a rotor having a body and a plurality of magnets coupled to the body, a stator having a plurality of electromagnetic coils surrounding the rotor, and an output shaft coupled to the rotor for rotation with the rotor. The output shaft defines a longitudinal axis about which the rotor rotates. The motor also includes a balancing member coupled to the output shaft for rotation with the rotor. The balancing member substantially balances a mass of the rotor about the longitudinal axis to reduce vibrations of the electric motor during use. | 05-08-2014 |
20140131059 | HIGH-POWER CORDLESS, HAND-HELD POWER TOOL INCLUDING A BRUSHLESS DIRECT CURRENT MOTOR - A cordless, hand-held power tool, such as a hammer drill/driver, a drill/driver, an impact driver, an impact wrench, etc., that includes a brushless direct current (“BLDC”) motor. Each of the hand-held power tool includes a removable and rechargeable battery pack, electronics, and a BLDC motor that have been designed and balanced to produce a high-performance-capable (e.g., high-power, high-current, high-torque) hand-held power tool. The hand-held power tool is capable of delivering high instantaneous (i.e., short duration) current to the BLDC motor for short-duration high power operation and high continuous (i.e., long duration) current to the BLDC motor for long duration high power operation. Additionally, the short and long duration power is capable of being provided in a smaller (in size) and lighter (in weight). | 05-15-2014 |
20140131060 | POWER SCREWDRIVER AND/OR DRILL - A power screwdriver and/or drill has a drive unit and an operating unit that has a first operating surface which is oriented substantially perpendicularly to an actuating direction of the first operating surface. The drive unit is at least activatable by the actuation of said first operating surface. The operating unit also has at least one second operating surface which is oriented substantially perpendicularly to the actuating direction of the first operating surface and is arranged at a distance from the first operating surface in the actuating direction, the drive unit is at least activatable by the actuation of said second operating surface. | 05-15-2014 |
20140182874 | HYDRODYNAMIC TOOL, A HYDRAULIC PUMP AND A MECHANISM FOR TRANSFORMING A ROTARY MOTION INTO AN OSCILLATING TRANSLATION MOTION FOR SUCH A TOOL - A hydrodynamic compression and/or cutting tool ( | 07-03-2014 |
20140190718 | RECHARGEABLE ELECTRIC TOOL - The present invention provides a rechargeable electric tool in which a battery pack detachably mounted to a mounting part, which is formed lower than an opening provided at a housing, wherein a seal member is held in the housing to seal between the opening and the battery pack mounted to the mounting part. A projection projecting toward the opening side is provided at the seal member, and a passing hole that penetrates the projection and the seal member and allows a lead line connecting an electric component accommodated on the opening side in the housing to the battery pack to pass therethrough is formed. | 07-10-2014 |
20140209341 | POWER TOOL AND METHOD FOR PRODUCING THE SAME - A power tool ( | 07-31-2014 |
20140246214 | BATTERY OPERATED HANDHELD POWER TOOL - A battery operated handheld power tool, the power tool ( | 09-04-2014 |
20140338948 | POWER TOOL HAVING IMPROVED MOTOR AND CONTROLLER COOLING - A power tool includes a motor housing defining a first air chamber with a first air inlet that receives a motor. A handle extending from the motor housing defines a second air chamber with a second air inlet that receives an electronics control module. A third air chamber with an air outlet receives a fan coupled to the motor output shaft. The fan: (a) pulls a first ambient airstream through the first air chamber from the first air inlet and into the third air chamber, bypassing the second air chamber, to cool the motor; (b) pulls a second ambient airstream through the second air chamber from the second air inlet and into the third air chamber, bypassing the first air chamber, to cool the electronics module; and (c) exhausts the first and second airstreams from the third air chamber via the air outlet. | 11-20-2014 |
20140345898 | HAND-POWER TOOL - A hand-power tool includes at least one tool spindle and a drive unit configured to drive the at least one tool spindle at a rotational speed greater than 10,000 min | 11-27-2014 |
20140352996 | APPARATUS AND METHOD FOR TRANSFERRING ELECTRICAL POWER TO A ROTATING SHAFT - Apparatus and method for transferring electrical power to a rotating shaft. An apparatus for transferring electrical power to a rotating shaft, the apparatus includes a first winding in a stationary part of the apparatus around the shaft, a second winding on the shaft adjacent to the first winding, a sensing device adapted to sense the rotational frequency of the shaft, and a variable frequency drive. The variable frequency drive is adapted to adjust an input current frequency to the first winding as a function of the rotational frequency of the shaft, whereby a desired output voltage and frequency in the second winding on the shaft is obtained. | 12-04-2014 |
20140360746 | Electric Tool - An electric tool includes a housing unit which has a grip unit that is angled with respect to a longitudinal direction of the housing unit. The electric tool also includes a drive unit which has a tool receptacle that is drivable about a tool axis by the drive unit, and a pivoting unit which is configured to mount the tool receptacle in a pivotable manner about at least one pivot axis relative to the drive unit. A drive axis of the drive unit is located so as to be at least substantially parallel to a main extent of the grip unit. | 12-11-2014 |
20150034352 | HAND-POWER TOOL - A hand-power tool includes at least one tool spindle and a drive unit configured to drive the tool spindle at a rotational speed greater than 10,000 min | 02-05-2015 |
20150034353 | OSCILLATING POWER TOOL - An oscillating power tool having variable oscillating angles comprises a housing comprising a head housing and a body housing connected to the head housing, a motor received in the body housing and comprised a driving shaft configured to rotate about a axis of the drive shaft, an eccentric unit disposed on the driving shaft and configured to rotate eccentrically about the axis of the driving shaft, an output shaft received in the head housing and configured to oscillate about the axis of the output shaft, the output shaft is capable of installing and driving a working head, a fork connected to the output shaft and configured to turn the rotating motion of the driving shaft to the oscillating motion of the output shaft by coordinating with the eccentric unit, the heading housing is operable to move relative to the body housing, the fork is configured to move relative to the eccentric unit and coordinate with the eccentric unit in different positions for different oscillating angles of the output shaft. | 02-05-2015 |
20150047867 | POWER TOOL - A power tool that is capable of more reliably keeping a torque at a constant is provided. An adjustment member is provided with: an engagement hole that is detachably attached to the adjustment member, and serves as an engagement part that engages with a torque adjustment device that serves as a clutch handle for rotating the adjustment member; and a lid that is attached to an opening in such a manner as to cover the engagement hole. | 02-19-2015 |
20150060100 | POWER TOOL WITH ACCESSORY CHANGE TOOL STORAGE - A power tool includes a housing in which a motor is supported and an output shaft coupled to the motor that extends from the housing. A tool holder is secured to the end portion of the output shaft which is configured to releasably retain an accessory tool. The power tool includes an accessory change tool having a driver portion and a handle portion. The driver portion is used to install and remove the accessory change tool from the tool holder. The handle portion and the driver portion are configured to pivot into a folded position at which the handle portion is located adjacent the driver portion. A retainer assembly is incorporated into the housing that is configured to releasably retain the accessory change tool on the housing with the accessory change tool in the folded configuration. | 03-05-2015 |
20150075831 | BATTERY PACK AND POWER TOOL PROVIDED WITH THE SAME - A battery pack includes a case having an upper case part and a lower case part. The battery pack further includes a battery cell accommodated inside the case, and a plurality of electrode terminals electrically connected to the battery cell. The upper case part has an opening which is arranged at a position corresponding to a position of the plurality of electrode terminals and exposes the plurality of electrode terminals. The batter pack additionally includes a suppressing member that suppresses foreign matter from entering inside the case via the opening. | 03-19-2015 |
20150333664 | Hand-Held Power Tool - A hand-held power tool includes a housing with a handle, a transmission, a drive motor, a tool receiver, and a first switch unit. The transmission and drive motor are arranged in the housing, the transmission being configured to transmit a torque generated by the drive motor to the tool receiver, which is configured to rotate about a rotation axis. The first switch unit is configured to control the drive motor, and has a first switching element and a second switching element that are configured to operate the first switch unit and that enable an operator to influence various control variables of the drive motor. The second switching element is further configured to control a direction of the rotation of the drive motor, and upon actuation, execute a linear movement that is substantially parallel to the rotation axis. | 11-19-2015 |
20150364963 | VERTICAL POWER TOOL - Provided is a vertical power tool capable of suppressing the overall height of the tool. The vertical power tool has housings | 12-17-2015 |
20150367497 | ELECTRICAL POWER TOOL - A driver drill may have two battery attachment portions to which two rechargeable batteries can be attached. Therefore, the driver drill can meet a need for an increased voltage or an increased discharge capacity. Further, the two battery attachment portions may be constructed as slide-fitting battery attachment portions. A combined gravity center of the rechargeable batteries attached to the first and second battery attachment portions may be positioned on a vertical line through a gravity center of a tool main body in a condition in which the two rechargeable batteries are detached therefrom. | 12-24-2015 |
20160000449 | STERILE READY-TO-USE SURGICAL TOOL AND ATTACHMENT SYSTEM - A surgical tool and attachment system include a powered rotary driver, a power tool accessory for connection to the powered rotary driver, and an adapter. The adapter includes a first end and a second end. The first end includes means for attachment to a non-rotating portion of the power tool accessory. The second end includes a snap-in means for attachment to the powered rotary driver. | 01-07-2016 |
20160114441 | DEVICE FOR GENERATING A ROTATORY ULTRASONIC VIBRATION ON A TOOL - A device adapted for generating a rotatory ultrasonic vibration on a tool that includes a first part which is adapted for the rotationally fixed connection of the device to a spindle of a machine tool that rotates about an axis of rotation, and a second part which is adapted for the rotationally fixed connection of the device to a tool. The device also includes a claw coupling which is configured to connect the first and second parts for rotation with one another and has a form fit of at least one first flank on the first part and at least one second flank, lying opposite the first flank, on the second part. The device also includes at least one piezoelectric oscillation element arranged between first and second flanks of the claw coupling configured for generating a rotatory ultrasonic vibration about the axis of rotation. | 04-28-2016 |
20180021907 | SPINDLE DEVICE AND MACHINE TOOL | 01-25-2018 |