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WO/2010/117063A1 |
Provided is a technique which contributes to the improvement of the vibration damping effect and usability of a handle in a striking tool. Specifically provided is a striking tool which linearly drives a tool bit (119) in the long axis d...
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WO/2010/114055A1 |
[Object] To provide a technique for further improving vibration reducing performance for a handle in an impact tool. [Means] An impact tool for hammering purpose having a tool bit (119) linearly driven in the axial direction comprises an...
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WO/2010/112250A1 |
The invention relates to a tool receptacle (3) of a hand tool machine (1), having a receiving opening (7) for receiving a tool which can be changed, wherein the tool is kept in the receiving opening (7) in a holding position of a locking...
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WO/2010/109071A1 |
The invention relates to a sealing arrangement in a rotating control valve of a pressure fluid-operated percussion device, to which percussion device a tool (5) is mountable movable in its longitudinal direction, the percussion device co...
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WO/2010/109073A1 |
The invention relates to a percussion device having a frame (2), a tool (5) mounted movable in its longitudinal direction, the percussion device containing a work chamber (3) having a movably mounted transmission piston (4) to compress t...
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WO2010110101A1 |
A front cover is fixed in a simple and reasonable manner. In an electric hammer (1), a ridge (34) is formed on the outer surface of a barrel (8), a groove (33) is formed in the inner surface of a front cover (31), and the ridge (34) and ...
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WO/2010/109072A1 |
The invention relates to a percussion device, to which a too! (5) is mountable movable in its longitudinal direction relative to the frame (2) of the percussion device, the percussion device containing a work chamber (3) having a transmi...
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WO2010110225A1 |
A hand-held electric tool which is provided with a tool body (103), a motor (111) contained in the tool body (103), and a grip section (109) gripped by the worker and performs, with the use of a tip tool (119) rotationally driven by the ...
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WO/2009/047185A9 |
The invention relates to an auxiliary handle device, especially for a hand-held power tool (12), comprising an auxiliary handle (14) and a damping unit (16) having at least one damping medium (18). The auxiliary handle device is characte...
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WO/2010/103878A1 |
A working machine provided with an automatic hammering function which can be operated easily and which does not cause hammer breakage due to blank firing. Operating oil supplied to a hydraulic breaker (14) at the tip of a working device ...
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WO/2010/096955A1 |
An all-purpose exchangeable hand tool includes a hollow flexural handle (3) or hollow straight handle and a tool head. The tool head is fixed onto the tool handle. The two ends of the handle head of the tool handle are provided with a mo...
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WO/2010/099024A2 |
A fastener driving apparatus includes a power source, a control circuit, a motor, a first cylinder, a first piston, a linear motion converter, a second cylinder, a second piston, an anvil, a valve arrangement and at least one sensor. Dur...
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WO/2010/094571A1 |
The invention relates to a taphole drill comprising a carriage (1), which can be moved from the rest position to a pre-positioned working position and vice versa by means of a lifting device, and a drill and impact hammer (6) that can be...
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WO/2010/089710A2 |
An implement for loosening stuck connection elements, comprising a striker hammer (2) with a connecting portion (3) for connection to a percussion tool (4) at one end, and a striking surface (6) for imparting an impulsive stress (F) at t...
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WO/2010/087206A1 |
An electric boring tool(1) comprises an electric motor (40), a switch trigger(61), a tip tool (20) driven by driving force of the electric motor(40), a power transmission mechanism (14) for transmitting the driving force of the electric ...
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WO/2010/087351A1 |
The invention provides a reciprocating electric tool (1) having a brushless motor (3), a plunger (52), and control means (6). The plunger (52) is driven by the brushless motor and reciprocating between two dead centers. A end bit (7) is ...
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WO/2010/086270A1 |
The invention relates to a tool holder for a chipping hammer, having a tool receptacle (4) for receiving a tool (2) and a tool securing device for securing the tool (2) in the tool receptacle (4). The tool securing device according to th...
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WO/2010/082850A1 |
A compressible fluid powered device includes a dose chamber. An inlet supplies pressurised fluid to the dose chamber. An outlet for releases pressurised fluid from the dose chamber. A moveable divider divides the dose chamber into a prim...
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WO/2010/082851A1 |
A gas powered device includes a vaporisation system. The vaporisation system includes a conduit connected at one end, or configured to connect at one end, to a regulator for a high pressure fluid source. The other end of the conduit supp...
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WO/2010/082871A1 |
Damping device for a percussion device with a striking direction (R), including a damping piston (8) for action in an axial direction against a tool to be driven of the percussion device, wherein the damping piston (8) has a piston porti...
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WO/2010/082849A1 |
A device includes an actuation system with a dose chamber including an inlet for high pressure fluid. A working chamber extends away from the dose chamber. An annular wall separates a portion of the working chamber from the dose chamber ...
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WO/2010/077199A1 |
An accumulator membrane unit (2) for inclusion into an accumulator chamber (6) in an accumulator (1) for storing hydraulic energy under pressure. The accumulator membrane unit includes membrane elements (3) that are sealingly joined at t...
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WO/2010/074006A1 |
A cooling technique for an electric tool, enabling the motor and a high temperature region of the tool to be cooled with improved cooling performance. An electric tool is provided with a tool body (103) and a motor (111) contained in the...
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WO/2010/072433A1 |
The invention relates to a hand-held machine tool, particularly a hammer drill, comprising a work spindle (12a-h), a hand-held machine tool housing (86a-h) and an intermediate shaft (16a-h) which is arranged in parallel to the work spind...
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WO/2010/072931A1 |
The invention relates to a tool that includes a mechanism for absorbing the energy transmitted to the gripping means, said mechanism including four main elements, i.e. a carrier body (1), a handle (2), an elastic return means (3) and an ...
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WO/2010/069105A1 |
A lock-on switch system for hand drill comprises: a switch disposed in a switch housing(3) for controlling the operation of the drill; a trigger(2) which is adapted to be movable between a home position where the trigger(2) turns off the...
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WO/2010/070977A1 |
A technique for a working tool provided with a dust suction device for collecting powder dust produced during working, the technique improving operability of the working tool. A working tool for performing predetermined working using a ...
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WO/2010/069647A1 |
The invention relates to a hand tool, in particular a hammer drill, a paving breaker or a saw, in particular a saber saw. The hand tool has a lift generating element and a drive, wherein the drive is designed to move the lift generating ...
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WO/2010/071054A1 |
Disclosed is a working tool in which a tip tool with a longitudinal shaft is linearly moved, wherein a motor and other tool constituting members are effectively cooled. In order to cool the inside of a motor-driven hammer (101) comprisin...
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WO/2010/058071A1 |
The invention relates to a rock drilling machine (5) equipped with an axial bearing (18) having at least one axial piston (39a, 39b) for setting the axial position of a drill shank (7) and for damping stress pulses returning from the roc...
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WO/2010/058072A1 |
The invention relates to a rock drilling machine and an axial bearing module. The rock drilling machine (5) is equipped with an axial bearing (18) having at least one axial piston (19, 20) for axially positioning a drill shank (7) and fo...
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WO/2010/058073A1 |
The invention relates to a rock drilling machine (5) equipped with an axial bearing (18) having at least one axial piston (19, 20) for setting the axial position of a drill shank (7) and for damping stress pulses returning from the rock....
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WO/2010/048889A1 |
A speed changing tool(9) has a motor (2), an output shaft (6), a gear transmission mechanism (4) connected with motor (2) and output shaft (6) and a control system (8). The control system (8) includes a control unit (3) and a driving dev...
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WO/2010/040491A1 |
The invention relates to an implement, having a drive (1), a drive element (6, 6a, 6b) that may be driven by the drive (1) and that is disposed in an axially movable manner, a motion element (8, 8a, 15) that is disposed in an axially mov...
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WO/2010/037905A1 |
A rock drilling rig (1) is provided with a rock drilling machine (6) comprising an impact device (4), a feed device (9) and a tool (7) with a drill bit (8) at the end thereof for breaking rock. The impact device is arranged to cause a st...
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WO/2010/035395A1 |
An electric tool provided with a dust suction function having excellent dust suction efficiency achieved by using a simple structure for sucking dust without leaving any residue in a hose. A fan shaft (15) rotating together with an outpu...
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WO/2010/036475A1 |
A tool for aligning a wind turbine tower fastener includes a shaft having a first end and a second end. A first stop is disposed on the shaft proximate a first end of the shaft and a second stop is disposed on the shaft between the first...
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WO/2010/032375A1 |
An attachment for a rotary tool provides the rotary tool with a dust suction function operated by power reliably supplied from the rotary tool independent of the attitude of a contained motor. A case (32) mounted to a housing (2) is prov...
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WO/2010/029687A1 |
A dust suction device for an electric tool, wherein the dust suction device can provide an existing electric tool with a dust suction function, has excellent versatility, and is configured such that the electric tool and the dust suction...
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WO/2010/028874A1 |
The invention relates to a coupling bolt (50, 150) of a displaceable articulation device, in particular a drive articulation of a piston unit (32), comprising a longitudinal extension (57, 157) and a receiving bore (74, 174) extending es...
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WO/2010/025595A1 |
A protective device for a machine tool (12a), in particular a circular saw, includes a protective hood (14a-k) which can be moved between at least one working position and a protecting position and a return-momentum reducing unit (16a-k)...
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WO/2010/025353A1 |
A test bench (10) for testing a hammer (196) and hammer tool (198) comprising: a bench frame (12); a load cell assembly (16) mounted on the bench frame for absorbing the impact delivered by the hammer; and a movable mounting deck (26) fo...
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WO/2010/017469A2 |
A fastening device that drives one or more fasteners into a workpiece generally includes a tool housing and a multistage solenoid contained in the tool housing. The multistage solenoid includes an armature member that travels through at ...
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WO/2010/016479A1 |
Provided is a silicon crushing apparatus for transmitting an energy to be applied to a piston (58), highly efficiently to a silicon ingot (104) by compressed air. In order to transmit the energy highly efficiently to the silicon ingot (...
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WO/2010/012453A1 |
A percussion mechanism has a motor (1), a drive piston (7) which can be moved to and fro in a guide cylinder (8) by the motor, and a percussion piston (9). A coupling device (5, 6) is active between the drive piston (7) and the percussio...
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WO/2010/012390A1 |
The invention relates to an impact device, having an internal combustion engine (1) and an impact mechanism (2) driven by the internal combustion engine (1). An engine lubricating device (10, 11, 12, 13) supplies lubricant to the interna...
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WO/2010/012521A1 |
The invention relates to an impact device, in particular for a drill and/or chiseling hammer (12), comprising an impaction unit (14; 14a) and a transmission unit (18; 18a) that comprises at least one oscillating arm (20, 22; 20a, 22a) an...
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WO/2010/012520A1 |
The invention relates to an impact device, in particular for a drill and/or chiseling hammer (12), comprising an impaction unit (14; 14a) comprising a piston unit (16, 16a), a transmission unit (18; 18a) that comprises at least one oscil...
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WO/2010/003634A1 |
The invention relates to a hammer and/or hammer drill acting as a breaker, having a drive (1), a hammer mechanism (4) driven by the drive (1), and a crank device (3) disposed in the force flow between the drive (1) and the hammer mechani...
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WO/2010/005352A1 |
A rig for a core-drilling device for core drilling a concrete wall (1) includes a base structure (10) adapted to be anchored to a floor, ground, or other bed when the device is ready for operation, and a vertical column (3) having a top ...
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