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Patent Searching and Data


Matches 1 - 50 out of 11,144

Document Document Title
WO/2018/007152A1
The invention relates to a hand-held power tool (1) having a tool holder (2) for holding a tool, an electric motor (6), a shaft (16), which connects the tool holder (2) and the electric motor (6), and a guard device (14) for stopping the...  
WO/2018/001801A1
The invention relates to a drill head (2), comprising a tip (12), a vertical axis (6) running through the tip (12) and at least four cutting edges (10), each of which has a chisel edge (11). The chisel edges (11) of at least three of the...  
WO/2018/003668A1
Provided is a two-piston hydraulic striking device that has stable operativity. This two-piston hydraulic striking device (100) comprises two striking mechanisms (200, 300) to strike one transfer member (105). Each striking mechanism (20...  
WO/2018/000100A1
A device for re-securing or applying railroad anchors for improving the efficiency of a railroad worker. The disclosure provides a means for clearing railroad ballast and driving an anchor spike, in a single combined tool. The disclosure...  
WO/2017/222210A1
The present invention relates to a hydraulic impact device and, more particularly, to a hydraulic impact device capable of automatically switching an impact stroke in accordance with a state of bed rock in the ground and, when the impact...  
WO/2017/220561A1
A hand-held machine tool (1) comprises a tool holder (2) for holding and locking a tool (3), a pneumatic percussion mechanism (8) and a motor (12). The pneumatic percussion mechanism (8) has, on a working axis (4), a driving piston (13),...  
WO/2017/217905A1
The invention related to a method for determining efficiency of a drilling process comprising the steps of: transferring (s510) energy via a tool member (232, 234) to the material in which drilling is to be performed by means of a drilli...  
WO/2017/207852A1
A linear drive ripper which is flat and which comprises therein a drive assembly (2) with a crankshaft (6) and a rod-counterweight assembly (12) linked to the crankshaft (6) and configured to move linearly along a receptacle (9) arranged...  
WO/2017/208614A1
Provided is an electric tool with a part that has a combination of multiple characteristics. A hammer drill (1), which is an example of the electric tool, is provided with a tool holder (8) comprising a front section (100) that is made o...  
WO/2017/203804A1
An inner-flanged bushing (60) is a bushing for a hydraulic breaker, is formed in a cylindrical shape having an inner flange (61), and is made of a steel comprising 0.55-0.70 mass% of carbon, 0.15-0.35 mass% of silicon, 0.4-0.9 mass% of m...  
WO/2017/198882A1
The invention relates to a hammer with a protector, which comprises a hammer head (3), a handle (2) and a protector (1) that fits on the end of the handle (2) close to the hammer head (3), the protector (1) being in the form of a capsule...  
WO/2017/199922A1
A tooth (20) that is a wear-resistant part comprises a core (30), and a main portion (25) that is disposed so as to enclose the core (30) and that is made from a first metal. The core (30) comprises a matrix (31) made of a second metal, ...  
WO/2017/199823A1
Provided is a technology contributing to a reduction in noise in an impact tool that is configured so that a front end tool is rectilinearly driven in a predetermined direction of an impact axis. A hammer is provided with a tool holder (...  
WO/2017/197412A1
An example breaching tool disclosed herein includes a rod. A block is coupled to the rod. The block includes a first side and a second side opposite the first side. The first side defines a striking surface, and a bill extends from the s...  
WO/2017/190975A1
The invention relates to a device for discharging at least one battery cell of a hand-held power tool, said device comprising a control unit, at least one sensor for measuring at least one measurement value, and at least one electrical l...  
WO/2017/187895A1
Provided is a connecting device that is not susceptible to movement relative to the body of the work tool to which the connecting device is connected. A dust-collecting device 1 is provided with: a housing 2 that is to be connected to th...  
WO/2017/178461A1
The invention relates to a hand-held power tool (1) having a tool holder (2) for receiving and locking a tool (3) on a working axis (4) and a machine housing (6). According to the invention, a striking mechanism (8) has a beater (10) for...  
WO/2017/172340A1
A method of regulating the disassembly of a component from a powered tool assembly that uses a pressurized fluid and a locking member that is in operative association or communication with the fluid is provided. The method comprises bias...  
WO/2017/169393A1
Provided is an impact work machine configured so as to suppress the leakage of a lubricant within a casing to the outside thereof. An impact work machine (10) has: a piston reciprocated by the power of an electric motor; a casing for sup...  
WO/2017/162623A1
The invention relates to a tool bit comprising a tip (2), a working section (6) and an impact surface (3), and a longitudinal axis (7) extending through the tip (2), the working section (6) and the impact surface (3). The working section...  
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...  

Matches 1 - 50 out of 11,144