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Patent Searching and Data


Matches 151 - 200 out of 11,524

Document Document Title
WO/2017/163037A1
A power tool (30) comprising a tool carrier (34) for mounting an impact tool (36). The tool carrier has a base member (38) aligned with an operational axis. The base member has a head end (40) for receiving impact energy, a foot end (42)...  
WO/2017/149060A1
An electric portable power tool (100) having a motor control unit (10) for controlling an electric motor (90) comprised by the portable power tool (100), and having a potentiometer-switch unit (20) which is connected to the motor control...  
WO/2017/145644A1
Provided is an electric power tool in which electric charge accumulated in a capacitor for stabilizing a supply voltage from a battery can be discharged when the battery is detached. The electric power tool is provided with: a battery 8 ...  
WO/2017/147437A1
A power tool including a motor and an impact mechanism. The impact mechanism is coupled to the motor and includes a hammer driven by the motor, and an anvil positioned at a nose of the power tool, and configured to receive an impact from...  
WO/2017/145643A1
Provided is a work tool in which the work tool and an accessory device that is connected to the main tool body are suitably coordinated and with which work efficiency is improved. The work tool is provided with: a main body 2 provided wi...  
WO/2017/142456A1
The present invention relates to a breaker machine (200) comprising a power source (202), a tool holder (216) arranged to receive a tool (218) and a power driven striking mechanism arranged to strike a tip(220) of the tool (218) with a s...  
WO/2017/132715A1
The invention relates to a device (1, 1a,..., 1c) for removing the core from a cast workpiece (2), said device (1) comprising at least one hammer (3), the at least one hammer (3) being equipped with a hammer head (4) and at least one tap...  
WO/2017/129538A1
A control method for a power tool (1) for rotary tools provides the following steps. A tool holder (2) is rotated continuously about a working axis (5) by means of a rotary drive (4) in response to actuation of an operating button (7). A...  
WO/2017/129789A1
The invention relates to a hammer device (1), in particular a manual hammer device (1), comprising a percussion mechanism (12) which is designed to carry out a percussion movement on a tool (2) in the axial direction (A). Said hammer dev...  
WO/2017/113005A1
A tool for impacting a frozen brake component includes an outer guide tube, an impact bar which slides within the outer guide tube and has an impact tip, which is retracted in the outer guide tube when the impact bar is retracted, and wh...  
WO/2017/108416A1
The invention relates to a hand-held power tool device, in particular a hammer drill and/or chisel hammer device, comprising at least one operating element (10a-f, 11a-d) and at least one locking unit (12a-f), which comprises at least on...  
WO/2017/108414A1
The invention proceeds from a portable power tool (10a-d), in particular a hammer drill and/or chipping hammer, having at least one housing (12a-d), having at least one handle (14a-d) which is arranged on the housing (12a-d), having at l...  
WO/2017/108433A1
The invention relates to a hand-held power tool (300), which has a housing (305) having a handle (315), a drive motor (335) arranged in the housing, and an interface (380) for producing a mechanical and/or electrical connection of the ha...  
WO/2017/108317A1
Disclosed is a hand-held machine tool (10), in particular a drill hammer and/or chipping hammer, comprising at least one housing (12), at least one handle (14), at least one interface device (16) for establishing an electrical and mechan...  
WO/2017/110793A1
Provided is a hydraulic hammering device that is capable of sufficiently transmitting hammering force to bedrock while further strengthening the cushioning action and suppressing equipment damage. The present hydraulic hammering device i...  
WO/2017/102531A1
In a hand-held power tool with a drive unit for driving a working tool in at least one non-percussive mode of operation, wherein the drive unit comprises a percussion mechanism (260) for the percussive operation of the working tool in an...  
WO/2017/102415A1
A control method for a drilling portable power tool for machining a substrate by means of a drill bit 4 has the steps of: superimposing periodic percussion on the drill bit 4 with a percussion rate, and rotation of the tool holder 2 at a...  
WO/2017/102513A1
In a hand-held power tool (10) comprising a drive unit (20) for driving a working tool (42) in at least one non-percussive mode of operation, wherein the drive unit (20) comprises a percussion mechanism (30) for the percussive operation ...  
WO/2017/102429A1
The invention relates to a striking hand-held tool (1) having a tool holder (2) for holding a striking tool (4) on a working axis (3), an electric motor (8), and a striking mechanism (5). The striking mechanism (5) has an exciter (13) mo...  
WO/2017/102515A1
The invention relates to a hand-held power tool (100) having a shiftable gearing (130), with which shiftable gearing a gearshift unit (210) for shifting between at least two different gear stages is associated, wherein the gearshift unit...  
WO/2017/102514A1
In a hand-held power tool (10) comprising a drive unit (20) for driving a working tool (42) in at least one non-percussive mode of operation, wherein the drive unit (20) comprises a percussion mechanism (30) for the percussive operation ...  
WO/2017/102519A1
Disclosed is a hand-held power tool (100) comprising a drive unit for rotatingly driving an output spindle, the drive unit being switchable between a first direction of rotation and a second direction of rotation in order to allow the ou...  
WO/2017/102418A1
The invention relates to a percussion mechanism (6) containing a guide tube (16), an exciter (13), a hammer (14), a pneumatic chamber (20) for coupling the hammer (14) to the motion of the exciter (13), a striker (15), and a seat (25) fo...  
WO/2017/105339A1
Disclosed is a system (1) for pneumatic tool management. The system comprises a pneumatic tool (10) and a receiver (30) adapted to receive operational data from a measuring device (20). The system further comprises a database (40) operat...  
WO/2017/102437A1
The invention relates to a striking hand-held machine tool (1) having a tool holder (2) for holding a striking tool (4) on a working shaft (3), an electric motor (8), and a striking mechanism (5). In the striking direction (6), the strik...  
WO/2017/102532A1
Disclosed is a hand-held power tool (100) comprising a drive unit that has at least one gear-shift transmission which can shift at least between two different gear steps; a striking mechanism that can be activated for performing a striki...  
WO/2017/102431A1
The invention relates to a hand-held machine tool (1) having a tool holder (2) for holding a striking tool (4) on a work shaft (3), having an electric motor (8), and having an impact mechanism (5). The impact mechanism (5) has an exciter...  
WO/2017/100048A1
A hammer tool for use with a powered hammer assembly is provided. The hammer tool comprises a body that includes a tool attachment end, a working end, and defines a longitudinal axis from the attachment end to the working end. The body f...  
WO/2017/093361A1
The invention concerns a rock breaking device (10) comprising a striking cell (12) having at least one actuation chamber (14), a striking piston (16), and a hydraulic circuit comprising a hydraulic supply source having a High Pressure ci...  
WO/2017/090375A1
Provided is a reciprocating work machine capable of further reducing vibration transmitted from a housing to a handle. Provided is a reciprocating work machine (10) having an electric motor, a piston and a striker that reciprocate by the...  
WO/2017/087270A1
A system configured to couple a hydraulic hammer (30) and tool (25) is disclosed. In one aspect, a tool (25) may be configured to couple with a hydraulic hammer (30). The tool (25) may include an upper portion (82) comprising a shaft (80...  
WO/2017/087269A1
A system configured to couple a hydraulic hammer (30) and tool (25) is disclosed. A hydraulic hammer (30) may include a housing (34) defining a chamber (36), elongate along a longitudinal axis, configured to receive a tool (25). The cham...  
WO/2017/078658A1
A nail holding magnetic hammer that has a handle and a hammer body that coupled to the handle and includes a magnet with first and second ends with the magnetic poles aligned with the central axis is disclosed. The present invention is p...  
WO/2017/073236A1
Provided is a hammer drill whereby the size of the hammer drill as a product is reduced by decreasing the length of an intermediate shaft for realizing a plurality of operation modes, and also reducing the size of a movement stroke of a ...  
WO/2017/075210A1
A diagnostic system (36) for measuring acceleration of a piston (26) of a reciprocating hammer (12) is disclosed. The diagnostic system (36) may include a magnet (40) configured to induce, via electromagnetic induction and based on a mov...  
WO/2017/058050A1
The utility model relates to the field of impact tools, and more particularly to impact tools for hammer drills. The present hammer for a hammer drill comprises an adapter and an impact member mounted thereon. The impact member is fasten...  
WO/2017/056400A1
In the present invention, a vortex flow generating unit 30 causes dust-containing air which has flowed in from an inflow port to swirl, thereby centrifuging the dust. A dust collection unit 80 collects the dust which has been centrifuged...  
WO/2017/056026A1
A percussion device that includes: - an input side; - an output side; - at least one drive transmitter; - a drive transmitter pathway; - a percussion impactor; and - a percussion anvil; where: the drive transmitter pathway is a circumfer...  
WO/2017/053497A1
A buffer system (200) for a hydraulic hammer (102) is disclosed. The buffer system (200) includes a wear member (210) disposed between a first component (120) and a second component (114). The wear member (210) includes a first surface (...  
WO/2017/048680A1
A bushing assembly (60) for a reciprocating device (10) is provided. The bushing assembly includes a hollow bushing housing (61), a collet guide member (63), and an adjuster mechanism (65). The hollow bushing housing (61) has a substanti...  
WO/2017/025527A1
The invention relates to a device for producing impulse-dynamic process forces comprising a pressure chamber (10), a connection chamber (20), and a pin chamber (30). The pressure chamber (10) comprises a plunger (14) that can be inserted...  
WO/2017/021204A1
The invention relates to a hand-held power tool which has an electric motor. A first countershaft 12 is arranged on an axis 13 parallel to a working axis 9 and is coupled to the electric motor 3. The first countershaft 12 is supported in...  
WO/2017/023784A1
This disclosure describes methods and systems for remote control of stroke length and frequency of percussion apparatus, such as a rock hammer drill. At a high level, the hammer drill is allowed to stay at a default low stroke length and...  
WO/2017/016419A1
Disclosed is a tool handle (20) having an inner safety core (230), comprising an outer housing and an inner cavity, wherein the inner cavity is filled with the safety core made of a lightweight and flexible material. Also disclosed is a ...  
WO/2017/013597A1
The invention relates to a pneumatic down-the-hole drill hammer (1) comprising a back- head (2) supporting a check valve (12) and having an integral chamber divider (13) and skirt (14) with a control rod (22) fixedly supported centrally ...  
WO/2017/012915A1
A portable power tool has a percussion mechanism which has an exciter piston guided along a movement axis (17) in a guide tube, and a striker coupled to the exciter piston via a pneumatic chamber, wherein a piston wall (22) of the excite...  
WO/2017/015654A1
A fastener driving apparatus comprises a gas spring or spring, a drive mechanism, an anvil assembly, and an anvil. The drive mechanism permits transition from engagement with the gas spring, spring or anvil assembly to disengagement from...  
WO/2017/010400A1
The present invention increases a hammer output by setting a piston stroke to a short stroke while maintaining hammering energy. This hydraulic hammering device is provided with: a cylinder (100); a piston (200) slidingly fitted in the c...  
WO2017010195A1
[Problem] To join a two-piece tool holder at low cost, thereby reducing overall cost. [Solution] A hammer drill (1) in which a cylindrical tool holder (8) to which a bit is fitted to the tip thereof is housed inside a housing (2), and th...  
WO/2017/001363A1
Hand-held power tool (100), in particular hammer drill or combined hammer, comprising a safety coupling (2) via which torque transmission between a motor shaft (7) and a transmission shaft (8) of the hand-held power tool (100) can be est...  

Matches 151 - 200 out of 11,524