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WO/2018/007584A1 |
A tool (1) for machining a groove (18) of a rotation -symmetric component, preferably a piston (17) of an internal combustion engine, wherein the machining is carried out by a rotation of the tool (1) around an axis of symmetry of the ro...
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WO/2018/009230A1 |
A rotating circular disc attaches to a rotary motion abrading tool and converts the rotary motion to a random orbital motion. The disc has a center and has an axis of rotation that is off center and that forms a center of gravity. One em...
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WO/2018/001284A1 |
Provided are a sanding machine (100b), a method of operating the same, and a working baseplate (808) disassembly-assembly method. The sanding machine (100b) comprises a housing, a motor (809) provided in the housing, a switching mechanis...
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WO/2018/003369A1 |
Provided is an electrically powered tool wherein a switching element and a capacitor, which are used to drive a brushless motor, are effectively arranged, and wherein the effect of cooling the switching element and the capacitor is impro...
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WO/2017/222884A1 |
A sanding wheel that may be used, e.g., to finish a wood deck, includes one or more risers. Each riser includes an angled face and a cross member, and the angled face and cross member define a slot therebetween. The retaining or fastenin...
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WO/2017/222049A1 |
An electric power tool according to one aspect of the present disclosure is provided with a motor, a switch, a housing, and an operation unit. The operation unit constitutes part of the outer surface of a grip section of the housing, and...
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WO/2017/220338A1 |
The subject of the present invention is a rotationally drivable rotary tool device and in particular a rotary brush tool. The invention is equipped, in its basic construction, with a tool holder (1, 2) having at least one drive-side clam...
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WO/2017/178443A1 |
The invention relates to a portable power tool (10) having a plate tool (30), in particular a sanding plate or polishing plate, and a drive motor (12), arranged in a machine housing (11), for driving the plate tool (30) into an oscillati...
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WO/2017/159711A1 |
In a power tool such as a disk grinder, a lock-on mechanism that can lock the power tool in a started state provides a function for allowing work to be performed for a long period of time in a relaxed manner, but it is necessary to cance...
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WO/2017/155108A1 |
Provided is a belt-type grinding tool in which foreign matter is prevented from entering the interior of a tool body. A pulley support bar (12) is held by a bar containment hole (29) in the tool body (10) so as to be capable of sliding b...
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WO/2017/155107A1 |
Provided is a belt-type grinding tool in which a spring support member is prevented from pivoting in the direction in which compression of a spring is released due to an urging force received from the spring. This invention is provided w...
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WO/2017/150030A1 |
Through the present invention, a portion of air from a fan is caused to flow back toward an inlet from a fan guide hole, the load on the fan is increased, and an increase in the speed of a motor during idling thereof is suppressed. A pow...
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WO/2017/143370A1 |
The invention relates to a brush grinding head (1) for a grinding machine (2), comprising an essentially roller-shaped carrier (3) and grinding lamellae (4), wherein the grinding lamellae (4) are arranged peripherally on the carrier (3) ...
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WO/2017/140655A1 |
A dust collector for an angle grinder comprises a collector body for covering a circular grinding disk, a sealing element for sealing at least some sections of the collector body from a surface to be machined by the grinding disk, at lea...
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WO/2017/142756A1 |
An abrasive skin treatment device including a handle portion, a head portion including an exfoliating element, and a unitary pivoting mechanism providing relative movement between the handle portion and the head portion along at least tw...
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WO/2017/140657A1 |
The invention relates to a dust collector (100) for an angle grinder, comprising a collector body (10) for covering a circular grinding wheel, and a sealing element (30) extending along an outer periphery (U) of the collector body (10) f...
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WO/2017/142092A1 |
Provided is a technology that contributes to further improvement of a transmission mechanism for transmitting motive power in a work tool which performs processing work on a workpiece by driving a tipped tool. According to the present in...
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WO/2017/135719A1 |
The present invention relates to a hydraulic motor powered by fluid, which may be, for example, gas or air. The hydraulic motor of the present invention comprises: a housing having a fluid inflow passage and a fluid outflow passage forme...
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WO/2017/134037A1 |
The invention relates to a clamping device for axially clamping a disk-shaped tool, preferably a cutting disk, on a flange of a drivable spindle of a hand-held machine tool, comprising a clamping disk which rests against the tool in a fr...
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WO/2017/130994A1 |
[Problem] To provide a pneumatic tool in which an expansion chamber is formed without requiring an increase in the external size of a housing. [Solution] In this pneumatic tool, a housing has: a cylindrical motor housing section 30A that...
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WO/2017/115594A1 |
Provided is an electric tool, which brakes the motor when a malfunction occurs in the motor without having to turn the trigger switch off. The electric tool (10) comprises: a motor (20) that rotates by supply of electricity from a power ...
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WO/2017/110156A1 |
Provided is a grinding device with which it is possible to prevent the surface of a grinding part from being worn flat and prevent extreme reduction in grinding power and grinding burns. This grinding device (1) is provided with a suppor...
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WO/2017/098535A1 |
A device for polishing or abrading products (M), comprising: a polishing element (1) provided with an operating surface (4) designed to perform a polishing or sanding movement, preferably a circular or orbital movement; and motor means (...
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WO/2017/097701A1 |
The invention relates to a hand-held power tool, in particular a grinding machine (10), comprising an eccentric gear (40) arranged in a machine housing (11) and an electric or pneumatic drive motor (30) for rotationally driving a drive s...
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WO/2017/092947A1 |
The invention relates to a hand-held power tool (10), in particular an angle grinder having a gearing housing part (12), wherein the gearing housing part (12) has at least one machine-side contact element (24), and having accessory equip...
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WO/2017/089169A1 |
The invention relates to a portable, hand-guided abrasive cutting machine (10) comprising a rotating abrasive cutting disk, a supporting housing part (36), an output drive shaft, which is rotatably mounted about an output drive axis (40)...
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WO/2017/089192A1 |
A hand-held, hand-guided abrasive cutting machine comprising a rotating abrasive cutting disk, a supporting housing part (36), an output shaft (20) which is mounted such that it can rotate about an output axis (40), a drive motor, a tran...
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WO/2017/089180A1 |
A hand-held, hand-guided abrasive cutting machine comprising a rotating abrasive cutting disk, a supporting housing part (36), an output shaft which is mounted such that it can rotate about an output axis (40), a drive motor, a transmiss...
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WO/2017/086476A1 |
A grinder is provided with: a motor; a housing for accommodating the motor; a spindle protruding from the housing and driven and rotated within the housing by the motor; and a base member. The base member is provided with: a contact plat...
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WO/2017/086473A1 |
A grinder is provided with: a motor; a housing for accommodating the motor; a wheel cover for covering a part of a disc-shaped front-end tool which is mounted to a spindle protruding from the housing; a base member protruding from the wh...
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WO/2017/082082A1 |
Provided is an electric tool for which, by devising the arrangement of circuit boards so as to be filled with resin, mounting efficiency is increased and output is increased while size reduction is achieved. A board case (40) is disposed...
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WO/2017/072987A1 |
The present invention addresses the problem of obtaining a polishing tool with which the area of the workpiece that is to be polished can be properly polished, as a result of which the efficiency of workpiece polishing work can be increa...
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WO/2017/073237A1 |
Provided is a belt sander in which entrainment of dust is prevented. Provided is a belt sander (1) having: a motor (10); at least two rollers (41, 42) capable of detachably stretching an endless abrasive belt (11), at least one of the ro...
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WO/2017/059701A1 |
Disclosed is a grinder transmission device, comprising a first transmission shaft (2) for driving an inner grinding wheel to rotate, a second transmission shaft (3) for driving an outer grinding wheel to rotate, a main shaft (1), a first...
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WO/2017/058769A1 |
A method and apparatus for evaluating performance of a bonded abrasive article during a cutoff grinding operation including an abrasive assembly holding a bonded abrasive article, a workpiece assembly holding a workpiece and a measuring ...
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WO/2017/055125A1 |
The invention relates to a hand-held power tool (10), in particular an angle grinder, having a gearing housing part (12), wherein the gearing housing part (12) has at least one machine-side contact element (24), and having accessory equi...
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WO/2017/051892A1 |
The grinder according to one aspect of the present invention is equipped with: a housing in which a motor is housed and from which a tip tool mounting spindle rotationally driven by the motor protrudes; a handle unit which is for a user ...
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WO/2017/051893A1 |
The grinder according to one aspect of the present invention is equipped with: a motor; a housing which houses the motor; a spindle which protrudes from the housing and is driven to rotate by the motor; a wheel cover for partially coveri...
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WO/2017/035210A1 |
An apparatus (10) comprising a tool configured to perform an operation to the rail of a railroad track, a clamp assembly (12) moveable between a clamped position and an unclamped position, and a coupling (8, 14) configured to couple the ...
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WO/2017/030265A1 |
The present invention relates to a portable knife sharpening device which comprises: a rotating grindstone (2) which is rotated by means of a motor (1) within a housing (100); a vertically moving grindstone (3) which adjoins the rotating...
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WO/2017/024352A1 |
This disclosure relates to a handheld oscillating power tool and attachment accessories for the oscillating power tool. The oscillating power tool is configured to cause the accessory to oscillate. The handheld oscillating power tool inc...
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WO/2017/025303A1 |
The invention relates to a grinding disc (10, 110, 210) for a grinding machine (90), wherein the grinding disc has a machine side (11) associated with the grinding machine (90) and a processing surface (12, 112, 212) associated with a pr...
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WO/2017/001086A1 |
The invention relates to a battery-operated grinder (10), in particular of the angle grinder type, having an electronically commutated electric motor (16) that acts on a motor shaft (18), wherein the motor shaft (18) defines a motor axis...
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WO/2016/207489A1 |
An apparatus (100) for cutting workpieces comprises a clamping mechanism (2) adapted to be fastened to said workpiece (1) rotatably therearound. The clamping mechanism (2) comprises a frame element (5) and first and second arms (6, 7) ex...
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WO/2016/207024A1 |
The invention relates to an oscillating power tool with an electric motor (12) which has an armature shaft (36) with an armature (38) and a fan wheel (40), comprising an eccentric (32) arranged on the armature shaft (36) at an end of the...
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WO/2016/206687A2 |
The invention relates to tools for equipment used when furbishing or refurbishing rooms of buildings. The invention also relates to a method for furbishing or refurbishing rooms of buildings. The tools comprise a steering g rip, a sander...
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WO/2016/174218A1 |
This invention relates to methods and materials for slip ring grinding of a generator rotor, without the need of dismounting the slip ring from the rotor of the generator, and allowing the grinding process to be performed whilst the gene...
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WO/2016/174971A1 |
A power tool is provided such that noise can be reduced at a wide range of rotation speeds. A speed setting dial 62 to be operated by a worker is disposed on a rear end part of a housing 3 of a grinder 1. A control unit controls driving ...
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WO/2016/172486A1 |
A method of finishing a laminated glass structure (102) comprising a flexible glass sheet (130) having a thickness of no greater than about 0.3 mm laminated to a non-glass substrate (116) by an adhesive layer (135) is provided. The metho...
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WO/2016/170917A1 |
Provided is an electric tool in which the risk of short-circuiting between conductive members of multiple installed switching elements has been reduced by providing partitioning plates between the switching elements. An electric tool, wh...
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