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WO/2012/038254A1 |
A handheld power tool (1) has a drive motor (1) for driving a tool holder (7), in which a tool can be received. Also provided is a notched mechanism (11) for producing a percussive function, comprising a notched mechanism receiving part ...
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WO/2012/028230A1 |
The intuitive representation of auxiliary lines (3) by a camera-based driver assistance system is to be improved. For this purpose, a method for representing auxiliary lines (3) which assist a driver when driving a vehicle is provided. A...
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WO/2012/030272A1 |
A hydraulic impact mechanism, of the valveless impact mechanism type, comprising a pre-charged gas accumulator connected to a working chamber in order to make possible impact mechanisms for equipment for rock drilling and hydraulic break...
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WO/2012/024842A1 |
A hand-held power tool (10a; 10b), in particular a drill hammer and/or a chisel hammer, comprises a striking mechanism (12a; 12b) to produce a striking pulse along a striking axis (14a; 14b) and a drive unit (16a; 16b) to drive at least ...
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WO/2012/026571A1 |
In this fluid pressure hammering device, which automatically switches/controls the stroke of a piston in accordance with the rock quality of a rock to be pulverized, control accuracy is increased. A strike-switching pilot hole (40) for r...
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WO/2012/024843A1 |
The invention relates to a striking mechanism for a hand-held power tool, in particular a drill hammer and/or a chipping hammer. The striking mechanism of the present inven- tion comprises a piston (12a; 12b) to produce a striking pulse ...
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WO/2012/024503A1 |
A lubrication system (150, 200) for a work tool (10, 110), such as a demolition hammer (110), that is powered by a drive fluid. The lubrication system (150, 200) including a valve member (156, 290) movable from a first position to a seco...
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WO/2012/016729A1 |
The present invention relates to an electric machine-tool (1), in particular a drill hammer, comprising a handle casing (3), particularly an antivibration handle casing, in which a mechanical actuating device (9) and a locking device (5)...
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WO/2012/016754A1 |
A needle peening device for locally working the surfaces of components has a support (2, 400) including at least one needle channel (404, 406), in which a needle (7.1) is displaceably guided in a needle direction and delimits a piston ch...
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WO/2012/016745A1 |
The present invention relates to an electric machine tool, in particular a drilling machine and/or a chisel hammer, comprising a first actuating device and a second actuating device being arranged at a distance from the first actuating d...
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WO/2012/015172A2 |
The present invention relates to an anchor bolt-hitting punch, and more specifically one designed to allow an anchor bolt to be safely and firmly inserted and secured in a fastening hole made in the concrete ceiling surface of a building...
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WO/2012/009199A2 |
In one embodiment of the present invention, a power tool includes a housing having a first opening formed therein with a motor being contained within the housing. The tool includes a device for sharpening a writing implement. The sharpen...
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WO/2012/005223A1 |
Disclosed is a feature that contributes to an improvement in the attachment to an impact tool of a dust collection device that is attached to the impact tool and that collects dust particles that said impact tool generates. The dust coll...
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WO/2012/005222A1 |
In a dust collection device that collects dust particles that an impact tool generates, disclosed is a feature that can accommodate the lengths of tool bits that are mounted to the impact tool when a machining operation is executed by ex...
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WO/2012/005225A1 |
Disclosed is a feature that contributes to an improvement in visibility from a tool bit to a work region in a dust collection device that collects dust particles that arise by means of a processing operation of an impact tool. The dust c...
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WO/2012/005224A1 |
In a dust collection device that collects dust particles that an impact tool generates, disclosed is a feature that enables the attachment of the dust collection device to the impact tool, which is not provided with an attachment section...
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WO/2012/002876A1 |
A driver (3) for the transfer of torque and rotation from a rotation chuck (5) to a drill steel (2), whereby the cross-section of the driver (3) is limited outwards by curves, in particular by arcs, united to form a closed figure (6) tha...
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WO/2011/163277A2 |
A powered cutting tool for locating objects behind sheet material and subsequently cutting around the object. The tool incorporates at least one sensor having a transceiver emitting signal to detect at least one from the group of object ...
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WO/2011/153689A1 |
A striking mechanism for a hand-held power tool, comprising: a hammer (12) and a piston (14) to produce a striking pulse; a shaft (16) to drive said piston (14); and at least one connecting rod (18) to connect said shaft (16) to said pis...
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WO/2011/151145A1 |
In a portable power tool (100) with a mechanical percussion mechanism (122) which is provided for percussive driving of an insertable tool (140) and has a percussion body (225), which is acted upon in the direction of the insertable tool...
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WO/2011/149406A1 |
The invention relates to a rock drilling machine comprising a front part (1a), a removable cartridge (5) arranged in the front part (1a), a shank adapter (3) and a stop ring (4) for the shank adapter (3). According to the invention, the ...
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WO/2011/148789A1 |
Provided is a technology which is effective in improving the assemblability of a striking tool. The striking tool comprises a first main body section (103) wherein it is possible to mount, in the tip area, a tool bit (119) that is rectil...
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WO/2011/139208A1 |
The present invention relates to a drill comprising a shank adapter (3), a damping piston (5) with a forward end surface (18), a stop end surface (14) for the damping piston (5), a rotation chuck bushing (4) with a forward end surface (1...
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WO/2011/139350A2 |
Complex assembly procedures for joining components with plural fasteners are accomplished using predefined procedures for performing a multi-step assembly of a joint using a dynamically controllable assembly tool, or to inspect an assemb...
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WO/2011/135178A1 |
Device for a hydraulic hammer (1), in which there is a hydraulic impact system and a work point (2) for performing work, for preventing damage caused by ricocheting pieces. The device is formed of a shield (6) that can be lowered to the ...
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WO/2011/132514A1 |
The disclosed work tool is provided with a dust-collection device (150, 250) that suctions and collects dust generated when using a tool bit (119, 219) to perform a given machining operation on a work piece. The dust-collection device (1...
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WO/2011/131597A1 |
The invention relates to a hand power tool device having a hammer tube (12a; 12b; 12c) and a B-impact damping system (14a; 14b; 4c) comprising at least one damping means (16a; 16b; 16c) provided for damping recoil energy. The invention p...
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WO/2011/128250A1 |
A body comprising a steel substrate and a hard face structure fused to the steel substrate, the hard face structure comprising a core region and an intermediate region, the intermediate region at least partially enclosing the core region...
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WO/2011/129455A1 |
A drilling device (1) drilling to a desired depth without a gauge. The drilling device includes a distance sensor (14) positioned on an imaginary line (I) spanning between a front end (60A) of the housing and a hand gripped portion (10C)...
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WO/2011/124604A1 |
An adapter which allows drill bits (1) that are of simple construction and can be produced at low cost to be used with conventional drilling machines and/or percussion drilling machines is proposed. The shank (8) of the adapter has an op...
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WO/2011/123028A1 |
Rock drilling machine (10) comprising a piston that is arranged to move back and forth in a chamber (12a, 12b) when the rock drilling machine (10) is in use, a cavitation-sensitive component (14), and an oil channel that is arranged to e...
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WO/2011/123020A1 |
The present invention relates to a hydraulic percussive arrangement comprising a displaceable arrangement (1) in a casing (11), in which casing (11) the following are arranged at the displaceable arrangement (1 ): a first chamber (5) con...
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WO/2011/119965A2 |
Devices and methods for sealing a workspace with a sealing device and a hand tool for operation on a fastener, including appropriate interfaces to isolate the workspace, for example, in preparation for utilization of an EDM device. The i...
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WO/2011/119970A2 |
Devices and methods for centering a hand tool relative to a fastener, including a sighting guide for providing a reference for the location of a centering tool relative to the fastener. The centering tool may include a reception to enhan...
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WO/2011/109930A1 |
A spindle lock (10) includes a detent arrangement including springs (25) acting on projections (30), each projection engaging one of a pair of recesses (40, 41) to control and buffer the rotation of a spindle (13) and to delay the engage...
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WO/2011/104537A1 |
An accessory system is provided for use with clamp means (2). The system includes one or more locating members (12a-12e) attachable to and/or mountable on a body portion (14) of the clamp means in at least one position in use. The one or...
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WO/2011/103636A1 |
The present invention provides a connection arrangement for releasably connecting an electrical device and a power control module, the electrical device including an electrically powered functional component, the power control module inc...
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WO/2011/103320A2 |
An impact device includes a housing, a motor supported by the housing, a stationary shaft, and a rotating transmission member supported on the stationary shaft for rotation. The rotating transmission member includes a hub having a first ...
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WO/2011/100025A1 |
The invention relates to a handle arrangement for a machine component (1) which vibrates in the operating state thereof, with a connecting part (2) for connecting to the machine component (1) and with a handle (3) which is coupled to the...
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WO/2011/092377A1 |
A method for lubricating a drill shank (9) of a rock drilling machine (5), wherein at least part of the flow of the pressure fluid of a hydraulic circuit of a device (12, 13, 29, 36, 40) of the rock drilling machine (5) performing at lea...
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WO/2011/088634A1 |
A quick clamping device of an electric hammer includes a chuck connecting rod for installing a hammer chuck or a drill chuck, a rotary sleeve (21), a switch sleeve (15) and a reduction box (19). The rotary sleeve (21) is accommodated in ...
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WO/2011/088633A1 |
An electric tool with a transmission mechanism includes a rotating mechanism, a percussion mechanism, a rapid shifting mechanism and a main spindle locking mechanism. The rotating mechanism, the percussion mechanism and the rapid shiftin...
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WO/2011/089739A1 |
Provided are a tool wherein a super-hard tip, such as a cemented carbide tip, is fixed to a steel base, and which is suitable for use primarily for purposes such as opening a taphole; and a practical method of fixing the super-hard tip i...
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WO/2011/088631A1 |
A light single button multi-function electric hammer comprises a body, a motor, a rotation set assembly (1), a cylinder assembly (6), a torque spring (2), a knob (26), a gearwheel and a transmission mechanism of torque clutch. The transm...
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WO/2011/088629A1 |
A self-locking device of an electric hammer is disclosed. The self-locking device comprises a clamping member (1), a cylinder sleeve (3), a gear reducer (2) which is fixedly connected with the clamping member (1), a driven bevel gear (4)...
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WO/2011/088632A1 |
A heavy double-button type multifunctional electric hammer includes a hammer body, a driving motor, a rotating sleeve group, a connecting rod subassembly and a torque spring; the electric hammer also includes a multifunctional transmissi...
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WO/2011/085989A1 |
The invention relates to a hammer drill and/or impact hammer comprising a cooling air channel (20) for guiding a cooling air flow from a cooling air fan (16) to an outside wall of a cylinder (7) of an internal combustion engine (1). The ...
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WO/2011/085986A1 |
The invention relates to a drill hammer and/or impact hammer having an internal combustion engine (1) and a hammer mechanism (5) that can be driven by the internal combustion engine (1) by means of a transmission (3). A part of the engin...
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WO/2011/085882A1 |
The invention relates to a method for operating a mains-operated electric motor (2) for a power tool using switches, in particular semiconductor switches (1, 3), wherein the operation of the switches is monitored using an electronic cont...
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WO/2011/082892A1 |
The invention relates to a hand tool. The hand tool comprises a percussion mechanism (1, 10, 20) and a tool holder (14) operatively connected to the percussion mechanism. The tool holder is preferably designed for separably receiving a t...
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