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Patent Searching and Data


Matches 1 - 50 out of 9,690

Document Document Title
WO/2019/159819A1
This work tool comprises a planetary roller-type power transmission mechanism which transmits power in accordance with the backward movement of a spindle, wherein an improvement has been made for establishing stable frictional contact be...  
WO/2019/158114A1
A hammer impact mechanism (20), a handheld power tool (1) having the hammer impact mechanism, and an attachment having the hammer impact mechanism. The hammer impact mechanism comprises a hammer (200) and a guide member (210) capable of ...  
WO/2019/160868A1
A hand tool for driving a fastener is provided. The hand tool includes gearing that interconnects a splined socket to a rotatable or trigger actuator and increases a rotational speed of the splined socket relative to the actuator. The ha...  
WO/2019/161326A1
An impact tool includes a housing, an electric motor supported in the housing, and a drive assembly for converting a continuous torque input from the motor to consecutive rotational impacts upon a workpiece capable of developing at least...  
WO/2019/152142A1
The present application thus provides a bolt tightening system. The bolt tightening system may include a bolt, a nut, and a bolt tightening tool. The bolt tightening tool may include an adapter and a chamber. One of the adapter and the c...  
WO/2019/145156A1
The invention relates to a method for controlling a hand power tool (100), particularly an impact driver. The impact driver comprises a motor (180) having an input spindle (120) and an output spindle (130), wherein the motor sets the inp...  
WO/2019/120889A1
The invention relates to a combustion-powered setting tool for driving in fastening elements, having a pressure chamber for a gas under positive pressure, having a vent opening that connects the pressure chamber to an environment of the ...  
WO/2019/124319A1
[Problem] The purpose of the invention is to provide a shank holder that can hold a shank inserted into a shank insertion hole in the proper insertion position and insertion direction and an electric screwdriver comprising the shank hold...  
WO/2019/121754A1
The invention relates to a control method of an impact screwdriver for tightening a screw connection, which executes a sequence of consecutive phases in response to an actuation of a button. In a first phase, an impact mechanism of the i...  
WO/2019/120989A1
The invention relates to a setting method for expansion anchors by means of a drive screw, which setting method has a first phase S1 and a second phase S2. In the first phase, a rotary impact is repeatedly exerted on a screw element of t...  
WO/2019/122920A1
A reaction arm mounting assembly comprises a first part and a second part, the first part being configured for attachment to a power tool and the second part is mounted on the first part. The mounting of the second part on the first part...  
WO/2019/122189A1
The invention relates to a control method of an impact screwdriver (1) for tightening a screw connection (52), which executes a sequence of consecutive phases in response to an actuation of a button (9). In a first phase an impact mechan...  
WO/2019/121837A1
The invention relates to a control method of an impact screwdriver for tightening a screw connection, which executes a sequence of consecutive phases in response to an actuation of a button. In a first phase, an impact mechanism of the i...  
WO/2019/120986A1
The invention relates to a control method of an impact wrench for setting an expansion anchor, which control method carries out a first sequence having the following phases in response to the actuation of a button. In a first phase, a ro...  
WO/2019/115387A1
The present disclosure relates to an electric pulse tool (100) comprising an electric motor (10) drivingly connected to a flywheel5 (20).The electric pulse tool (100) further comprises an output shaft (30) drivingly connected to a drive ...  
WO/2019/111054A1
The present disclosure relates to powered hand tools with a laser measuring system to measure a distance between a tool and a reference surface. The hand held power tool includes a rotatable distancing laser disposed within a rotatable l...  
WO/2019/109501A1
A twisting tool and an automobile battery swap device comprising the same. The twisting tool comprises a motor (1), a speed reducer (2), and a twisting head (3). The motor (1) is connected to the speed reducer (2), the motor (1) drives t...  
WO/2019/105097A1
A precise electric screwdriver, comprising a screwdriver bit and a housing (1). A motor (2) is provided in the housing (1); the screwdriver bit is positioned in front of the housing (1); a composite mechanism for implementing switching b...  
WO/2019/096615A1
The invention relates to a method for detecting if a fastener is already tightened or not using a tightening tool (1) with a pulse mechanism (8) characterized by the steps of: - placing (S01) the tightening tool (1) on the fastener; - ac...  
WO/2019/094716A1
A hand tool for driving a fastener is provided. The hand tool includes gearing that interconnects a splined socket to a rotatable or trigger actuator and increases a rotational speed of the splined socket relative to the actuator. The ha...  
WO/2019/089414A1
An assembly for simultaneously tensioning a plurality of jackbolts of a multi-jackbolt tensioner, the apparatus comprising: a first tensioning device comprising a first plurality of spindles arranged to simultaneously tension the plurali...  
WO/2019/084907A1
Provided is an automatic screw-fastening machine, comprising a guiding device (2), an electric screwdriver (3) for fastening, and a detachable screw mouth (1). The detachable screw mouth is disposed at a bottom portion of the guiding dev...  
WO/2019/068226A1
A tool for screwing screws for an automobile, comprising a handle (1), a casing, a motor (2), hand grips, a switch, a flexible shaft connector (5), a flexible shaft (7), and a drive recess (8); the handle (1) is connected to the casing, ...  
WO/2019/068225A1
A tool for screwing screws for an automobile, comprising a handle (1), a casing, a motor (2), hand grips, a switch (4), a flexible shaft connector (5), a flexible shaft (7), and a drive recess (8); the handle (1) is connected to the casi...  
WO/2019/068221A1
A method for screwing screws for an automobile. Said method comprises the following steps: step I, placing a drive recess (8) on the top of a bolt; step II, extending a flexible shaft (7) smoothly out of the position of the bolt, where s...  
WO/2019/067518A1
A power tool for unlocking a releasable attachment pin from at least two ground covers includes at least one gripper carried by a carrier and selectively moveable relative to the carrier to grip a first portion of the attachment pin. At ...  
WO/2019/065086A1
The purpose of the present invention is to provide a power tool provided with an anvil which suppresses concentration of stress. This power tool is characterized by being provided with a housing (7, 8), a rotatable motor (2) housed in th...  
WO/2019/064724A1
A torque transmission mechanism (5) transmits the torque generated by rotation of a drive shaft (4) to an output shaft (6). A clutch mechanism (8) is provided between a motor (2) and the torque transmission mechanism (5). The torque tran...  
WO/2019/058664A1
In an electric tool (1), an output shaft (4) to which a leading end tool is attached is disposed at a predetermined angle with respect to motor shafts (10a, 10b) of a motor (10). An impact mechanism (13) causes the output shaft (4) to in...  
WO/2019/060444A1
A powered ratchet comprises a motor, a coupling shaft, a drive member, a ratchet arm, and a ratchet head. The coupling shaft is operably coupled with the motor. The drive member is drivingly coupled with the coupling shaft such that the ...  
WO/2019/048275A1
Method for controlling a rechargeable battery on a machine tool, wherein the rechargeable battery contains a first data interface and a wake-up circuit for activating control electronics of the rechargeable battery, and the machine tool ...  
WO/2019/044146A1
A signal processing device (10) for a tool provided with a rotating body which rotates by means of an impact imparted by a drive device is provided with a filter (22), a calculating circuit (23) and a control circuit (24). The filter (22...  
WO/2019/040336A1
Drilling tool (10), configured to operate in two drilling modes, respectively with and without hammer action, said tool comprising a front end (12) equipped with a rotating part for mounting a drill bit (18) by means of an SDS-type push-...  
WO/2019/036550A1
An apparatus for use with a hydraulically driven torque tool for tightening or loosening threaded fasteners including an internal energy storage assembly for automatic piston return is disclosed. In one embodiment, the internal energy st...  
WO/2019/031275A1
Provided is an electric tool with which it is possible to suppress an increase in the diameter of an output portion while suppressing biting of a tip tool into an inner surface of the output portion. An output portion (9) includes a hole...  
WO/2019/027788A2
A zero distance tool for turning a fastener is disclosed. The tool may have a driver configured to receive a torsional input. The tool may also have an adapter rotatably coupled to the driver. The adapter may be configured to engage with...  
WO/2019/026699A1
[Problem] To provide a ratchet wrench in which both compactness and locking performance are achieved. [Solution] An electric ratchet wrench that is one example of a ratchet wrench, the electric ratchet wrench comprising an electric motor...  
WO/2019/020307A1
The invention relates to an electric tool (10, 20, 30, 40, 50) comprising: a support structure (21); a pivot bearing (27) mounted on the support structure (21); a shaft (8) mounted on the support structure (21) via the pivot bearing (27)...  
WO/2019/023329A1
An installation tool for fastening a top plate to a roof support member and other structural connections is adapted to drive threaded fasteners at a pre-established angle. The tool preferably includes a rotary driver assembly and a teles...  
WO/2019/020539A1
The invention relates to a rechargeable battery for a machine tool containing at least one energy storage cell and a switching device. The rechargeable battery contains a bypass circuit, which can be operated in a first and second mode, ...  
WO/2019/008858A1
This rotary impact tool (1) is provided with: a rotation angle-acquiring section (20) for acquiring an output shaft rotation angle resulting from a single impact of an impact mechanism (9); an energy-calculating section (22) for calculat...  
WO/2018/230141A1
An impact electrical tool comprising a striking mechanism linked to a motor, and a control unit for controlling the operation of the motor, wherein the control unit is provided with a speed control unit or a current control unit that com...  
WO/2018/228824A1
A power wrench comprising a cylindrical housing (10), an electric motor, an output shaft (18) connected to the motor and a power switching device activated by a trigger (24) located on the housing (10), wherein the trigger (24) is suppor...  
WO/2018/218209A1
Interchangeable monolithic or stacked belleville reaction washers initially penetrate with outward bottom serration edges only during manual pre tightening. Slippage is thereby avoided at begin of the consecutive power torque wrench assi...  
WO/2018/217649A1
In a pneumatic-powered tool, a flow of air along a first or second flow path may be controlled by a position of air inlet guide surfaces of a rotatable valve relative to air inlet guide slots of a fixed valve sleeve. Air flowing along th...  
WO/2018/210584A1
A power screw driver comprising a housing (10) including a vacuum chamber (31) communicating with a source of sub-atmospheric pressure, a motor, a drive spindle (22), a screw engaging bit (24) connected to the drive spindle (22), a sucti...  
WO/2018/210730A1
The present disclosure relates to an electric pulse tool (10) and a method in an electric pulse tool (10) to achieve well defined pulses. This object is obtained by an electric pulse tool (10), where torque is delivered in pulses on an o...  
WO/2018/210585A1
A method and a device for detecting the oil level in a hydraulic pulse unit, wherein the pulse unit comprises an oil filled pulse chamber, a motor driven inertia drive member, and a kinetic energy receiving member connected to an output ...  
WO/2018/198977A1
[Problem] When the rotation torque of a tip tool is increased, it becomes difficult to receive a reaction force that occurs during rotation of the tip tool. [Solution] A tool device (1) has a deceleration unit (30), a tip tool (40), and ...  
WO/2018/192775A1
The present disclosure relates to a method for configuring an electric pulse tool, where torque is delivered in torque pulses on an output shaft of the electric pulse tool. Wherein for each period a current pulse is provided to an electr...  

Matches 1 - 50 out of 9,690