Matches 1 - 41 out of 41


Match Document Document Title
US20070181319 Impact rotary tool with drill mode  
An impact rotary tool is provided that is switchable between an impact mode where the tool delivers an impacting torque on an output tool and a drill mode where the driver delivers a smooth output...
US20150047866 ELECTRIC TOOL AND FASTENING METHOD USING THE SAME  
An electric tool in which a pulsating input voltage is configured to be supplied to a drive circuit of a motor, the electric tool including: a rotation speed detection unit configured to detect a...
US20060213675 Combination drill  
A clutch bypass for a combination drill has a gearbox connected to a motor and an output spindle. The gearbox includes a ring gear. A clutch mechanism is coupled with the gearbox to selectively...
US20140374130 Impact Tool  
An impact tool includes a motor, a hammer, an anvil, and a control unit. The hammer is configured to be driven by the motor and be movable in an axial direction of the motor. The anvil is...
US20070084614 Combination drill  
A clutch bypass for a combination drill has a gearbox connected to a motor and an output spindle. The gearbox includes a ring gear. A clutch mechanism is coupled with the gearbox to selectively...
US20060185865 Actuation apparatus for power tool  
When the mode change knob of a multi-mode hammer drill is moved to the hammer only position, an electronic sensor sends a signal to a control logic circuit. When the user then depresses the...
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...
US20060237205 Mode selector mechanism for an impact driver  
A mode selector mechanism is provided for a rotary power tool for selecting between an impact mode and a drill mode. The power tool includes a housing, a motor oriented in the housing, an input...
US20130161042 HAND-HELD TOOL DEVICE  
A hand-held tool device having at least one operating device via which the at least one first transmission ratio and one second transmission ratio and a percussion drilling mode are able to be...
US20130161041 APPARATUS FOR TIGHTENING THREADED FASTENERS  
According to a first aspect of the invention we provide an apparatus for reaction—free and reaction—assisted tightening and loosening of an industrial fastener including: a motor (102) to generate...
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...
US20100000749 Impact Wrench  
The invention relates to an impact wrench having a drive motor for driving a drive shaft (10) and an output shaft (38) that can be coupled to a tool holder, and having an impact mechanism, the...
US20060086513 Impact tool  
An impact tool for simultaneously providing a rotational force and an impact force to an object has an output shaft rotated by a motor, hammer for intermittently providing an impact force to the...
US20080073092 MECHANICAL PERCUSSION MECHANISM  
A mechanical percussion mechanism for a percussion drive of a tool insert in a handheld power tool has a rotatably supported drive shaft, a percussion body connected to the drive shaft in a manner...
US20150367490 POWER TOOL  
A power tool, which transmits a rotational force of an intermediate shaft to a tool bit, is provided with a gear which converts the rotational force of the intermediate shaft into a striking force...
US20090194305 POWER TOOL  
A power tool has a motor, a clutch device for adjusting torque, a percussion device which has two cam discs, and two adjusting rings for selectively setting four operating modes including a...
US20120175142 POWER TOOL  
The invention provides a transmission assembly and a power tool. One form of the power tool includes a rotatable driven member for releasably gripping and rotating a working element and a...
US20100000750 Impact Wrench  
The invention relates to an impact wrench having a drive motor for driving a drive shaft (30) and an output shaft (10) that can be coupled to a tool holder, and having an impact mechanism, the...
US20070131440 Power impact tool adapter  
A power impact tool adapter, for use in installing a bit to be used in a striking-motion-deactivated mode to a power impact tool, includes an SDS type shank portion to be held by a chuck; closed...
US20060243468 Hand-held power tool hammer mechanism  
A hand-held power tool hammer mechanism, having a hammer device, can be driven by a piston via a gas volume. The hammer device has at least one decoupling element, which is provided for...
US20050247462 Hand machine tool with a hammer mechanism  
A hand machine tool is equipped with a hammer mechanism, which has a hammer (1) that moves axially back and forth in a guide tube (2); a spring mechanism (4) is provided, which exerts a force on...
US20070131439 Power impact tool adapter  
A power impact tool includes a main body accommodating a chuck at a front end portion thereof; a clutch handle for setting a torque applied to the chuck; a grip including a base portion; a free...
US20060243467 Hand-held power tool hammer mechanism  
A hand-held power tool hammer mechanism, having a hammer device (10a-10k), which can be driven by means of a piston (12a-12k) via a gas volume (14a-14k). A hammer mechanism characteristic value...
US20090151966 Switching Device For Impact Power Tool  
A switching device for an impact power tool includes an input unit, a clutch unit, an output unit and a spring. The clutch unit is cooperated with the spring and located between the input unit and...
US20090308626 ELECTRIC HAND TOOL  
The invention is an electric hand tool embodied as a hammer drill and/or slide hammer, with a work spindle, a striking tool, and an electric drive motor which can be connected to an intermediate...
US20070000674 Hammer  
A power tool comprising: a housing 2; a motor mounted within the housing 2; a tool holder 8 rotatably mounted on the housing 2 for holding a cutting tool; at least one striker 612 mounted in a...
US20070163793 OPERATING MODE SWITCH FOR SETTING AT LEAST ONE OPERATING MODE IN A HAND-HELD POWER TOOL  
An operating mode switch for setting at least one operating mode in a hand-held power tool, comprising an adjustment ring rotatable manually around its axis and movable into at least one...
US20150083451 POWER TOOL  
A power tool having an impact mechanism part using a hammer 24 and an anvil 31 is provided with a switching mechanism 35 of a mode in which the hammer 24 impacts the anvil 31 while the hammer is...
US20140262394 IMPACT TOOL  
An impact tool includes a housing, a motor having an output shaft defining a first axis, a drive shaft rotatably supported by the housing about a second axis oriented substantially normal to the...
US20090065228 POWER IMPACT TOOL  
A power impact tool includes a main body accommodating a chuck at a front end portion thereof; a clutch handle for setting a torque applied to the chuck; a grip including a base portion; a free...
US20090145618 ROTARY HAMMER  
Disclosed is a drill hammer (10) comprising a half shell-type housing (12) that accommodates the parts mentioned below, a motor (16) with an on-off switch (18) and a motor shaft (22) with a motor...
US20070215369 Electrical hand tool device  
The invention concerns an electric hand tool device, in particular, a percussion drill or a drill hammer, comprising a spindle (10) that can be driven by a drive motor and cooperates at one end...
US20070012466 Hammer  
A drive mechanism for generating hammering impulses for a power tool such as a hammer, rotary hammer, or chisel. The drive mechanism comprises two parts, a first part comprising a barrel and a...
US20090008113 Post Driver  
A post driver has a housing of tubular form extending substantially vertically, and weight telescopically mounted within the housing for movement between an extended position raised above the...
US20120241183 POWER TOOL  
The present invention relates to a power tool, including a housing, a motor, and a speed adjusting system decelerating the rotate rotation speed of said motor. The speed adjusting system comprises...
US20070107920 Motor driven drilling hammer  
The invention concerns a motor-driven drilling hammer with percussion and rotary drive, and a drill sleeve (14) which is disposed in a housing and is drivingly connected to a tool or a chuck for...
US20140338941 HAND POWER TOOL COMPRISING A SPINDLE LOCK DEVICE  
A hand power tool includes a drive spindle, a mechanical impact mechanism, and a spindle lock device. The mechanical impact mechanism has an impact body having at least two drive cams. The spindle...
US20090159304 HAMMER DRILL  
An intermediate shaft 3 operatively coupled to a motor and a tool holding sleeve 11 for holding a tip end tool 22 are disposed in a housing 1 in parallel with each other. A motion converting...
US20140338940 CLUTCH AND HAMMER ASSEMBLIES FOR POWER TOOL  
A power tool includes a tool housing, an output spindle, a motor received in the tool housing, a transmission coupled to the motor and configured to transmit torque from the motor to the output...
US20120255752 STRIKING TOOL  
A striking tool comprises a tool body; a motor housed in the tool body; striking action drive mechanisms which are driven by the motor and strike a tool bit; a rotational drive mechanism which is...
US20060289182 Gear box of an electrical drill  
A gearbox of an electrical drill is disclosed. The drill has a main shaft and the gear box comprises a torque mechanism having an adjusting element mounted onto the main shaft and a driving...

Matches 1 - 41 out of 41