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Patent Searching and Data


Matches 1 - 50 out of 1,996

Document Document Title
WO/2024/061693A1
The invention relates to a securing device for securing a grinding wheel and/or polishing wheel (20) to a tool holder (12) of a power tool (10), in particular a tool holder (12) of an angle grinder, the securing device comprising: at lea...  
WO/2024/043237A1
Provided is a flanged grindstone that can reduce the amount of grindstone that is ground due to truing, and to reduce variations in balance adjustment. In a flanged grindstone 1, flanges 30, 51 comprise: spindle insertion holes 33, 52 th...  
WO/2024/005507A1
The present invention relates to a coupler for fastening a polishing disk, which is capable of constantly maintaining the fastening force with the polishing disk even when being used for a long period of time and preventing the arbitrary...  
WO/2024/005281A1
The present invention relates to a blade fastening tool for a grinder, in which after the fastening tool is installed on the blade of a grinder driving shaft, a fixing portion is not allowed to further wind along the driving shaft during...  
WO/2023/219220A1
The present device relates to a grinder with an easily replaceable abrasive disc and, more particularly, to a grinder in which an abrasive disc can easily be replaced by assembling a holder for coupling and supporting the abrasive disc. ...  
WO/2023/195549A1
The present invention relates to a disc-type grinder attachable and detachable with one touch, the grinder including: a disc part provided in a form of a disc to perform polishing or cutting by rotation; a pressurization part connected t...  
WO/2023/181651A1
The present invention relates to a coupling device for coupling a rotating body such as such as a polishing head and dresser to a rotating shaft. The present invention further relates to a device for attaching and detaching the rotating ...  
WO/2023/176448A1
This tool assembly comprises: a rotatable processing tool 2 for processing the end surfaces of a glass plate; and a rotatable holder 3 that holds the processing tool 2. The tool assembly further comprises: a cavity portion 9c that is use...  
WO/2023/176451A1
This tool assembly comprises: a rotatable processing tool 2 for processing the end surfaces of a glass plate G; and a rotatable holder 3 that holds the processing tool 2. The tool assembly further comprises: a cavity portion 9c that is u...  
WO/2023/150895A1
The present invention relates to a rotary adapter (100) that enables an angle grinder to be used as a straight grinder, providing greater versatility and preventing the adapter from overheating due to use and friction, said adapter compr...  
WO/2023/153705A1
A disk retaining holder can be conveniently retained on a disk retaining device by one touch. In addition, it is possible to prevent a disk retained by the disk retaining holder from being shaken by strong vibrations acting on the grinde...  
WO/2023/143785A1
The invention relates to a tool interface device (10a; 10b; 10c) for an insert tool (12a; 12b; 12c) in order to connect the insert tool (12a; 12b; 12c) to a tool receptacle (14a; 14b; 14c) of a machine tool (16a; 16b; 16c), comprising at...  
WO/2023/140873A1
A sanding apparatus and method for treating work surfaces with abrasive material is provided. The apparatus is a standard oscillating sanding apparatus having sanding pads positioned thereon. The pads are configured to apply abrasive act...  
WO/2023/102007A1
An abrasive article mounting assembly is presented. The abrasive article mounting assembly includes a backup pad. The assembly also includes a tool engaging aperture that receives a shaft of a tool. The assembly also includes a backup pa...  
WO/2023/099083A1
The invention relates to a tool interface device, in particular an insertion tool hub, for an insertion tool for connecting the insertion tool to a tool holder of a machine tool, in particular a portable machine tool, which tool interfac...  
WO/2023/099084A1
The invention relates to a tool-receiving device for a portable machine tool, in particular for an angle grinder, comprising at least one output unit (14a; 14b; 14c) with at least one output spindle (16a; 16b; 16c) which can be rotated; ...  
WO/2023/101169A1
The present invention relates to a grinder blade fixing device used to easily attach or detach a grinder blade such as a cutting stone, a grinding stone, a brush, or the like to or from a hand grinder side. The present invention provides...  
WO/2023/099085A1
The invention relates to a tool holding device (10a; 10b) for positioning at least one tool means (400a; 400b), in particular at least one tool disc, on a portable machine tool (500a; 500b), in particular on an angle grinder, said tool h...  
WO/2023/079807A1
Provided are a cutting device capable of washing a flange, and a method for manufacturing a cut article. The present invention comprises: a blade replacement mechanism for replacing a blade provided on a spindle part; and a washing mec...  
WO/2023/047640A1
A method for manufacturing a chamfering wheel includes: forming concentrically, by coaxial machining, a reference surface that is one of a pair of side surfaces of a disc, a fitting hole through which a rotary shaft part is fitted in the...  
WO/2023/033981A1
A backup pad assembly is presented that includes a backup pad with a cavity and a centerpost that is coupleable to the backup pad. The backup pad is configured to couple to a tool in a first configuration, without the centerpost, and in ...  
WO/2023/025148A1
A clamping mechanism and an electric tool. The clamping mechanism comprises a main body (1), a locking cap (2), a spring chuck (3) and an outer sleeve (5) which is sleeved on the periphery of the locking cap and can drive the locking cap...  
WO/2022/261190A1
The present invention provides a grinder including a housing, a drive assembly within the housing including an electric motor having a motor shaft, and an output spindle coupled to the motor shaft for rotatably driving a grinding tool. T...  
WO/2022/243453A1
This disclosure relates to a cutting assembly comprising a disc cutter and a quick-change module for rapid replacement of the disc cutter.  
WO/2022/239898A1
According to the present invention, a polishing pad and a grinder holder for mounting a polishing pad are disclosed. In detail, the polishing pad comprises: a polishing member which is formed in a circular disc shape and to which a polis...  
WO/2022/201701A1
The present invention simplifies the device configuration of a processing device having a blade replacement mechanism and reduces the footprint of the processing device, the present invention being provided with cutting tables 2A, 2B on ...  
WO/2022/201700A1
The present invention reduces footprint of a processing device, and comprises: a substrate accommodating unit 111 that accommodates an encapsulated substrate W; a cutting table 2A, 2B on which the encapsulated substrate W is processed by...  
WO/2022/188555A1
A multifunctional electric tool. The tool comprises a tool drive mechanism, which can move around the axis of an output shaft and comprises at least one hanging and fastening device, a clamping device and a locking device, wherein the ha...  
WO/2022/160450A1
A production apparatus for new energy automobile part machining. The production apparatus comprises a support frame (1), wherein a grinding mechanism is arranged above the support frame, the grinding mechanism comprises a rotary plate (2...  
WO/2022/142163A1
A robot polishing system for stone polishing. The robot polishing system comprises a base (1), a robot apparatus (2), a polishing mechanism (3) and a workbench mechanism (4); the robot apparatus (2) comprises a six-axis series robot (21)...  
WO/2022/144316A1
The invention relates to a grinding or disc cutting-type portable tool, comprising: - a casing (1) housing a motor; - an output shaft (3) rotated by the motor along an axis of rotation (R), the output shaft (3) being suitable for rotatin...  
WO/2022/137525A1
A grinder holder (4) of an grinding tool (1) comprises: a shank (6); a mounting part (21) whereon a grinder (3) is mounted; a movement mechanism (22) that is equipped with a motor (35) and causes the mounting part (21) to move in the axi...  
WO/2022/113495A1
This blade cover is provided to a cutting mechanism including a blade for cutting a resin-molded object to be cut, and is configured to cover a part of the blade. The blade has an outer peripheral section, a first side surface section, a...  
WO/2022/107206A1
Provided is an automatic polishing member replacement device that enables cost reduction for a sheet type polishing member and can peel off a sheet type polishing member easily even after polishing under high load condition such as high ...  
WO/2022/090969A1
A method of reusing a hub in an abrasive assembly is presented that includes removably coupling the abrasive wheel to a reusable hub. The abrasive wheel has an outer circumference and an inner circumference. The abrasive article has an i...  
WO/2022/053517A1
The present invention relates to a method for producing a rolling sharpener (1) having at least one grinding or polishing face (1a, 1b) for grinding and/or polishing a cutting tool, the rolling grinder (1) being formed substantially from...  
WO/2022/053479A1
The invention relates to a method for producing a roll grinder (1) with two running rollers (2), a handle body (3) which is arranged between the running rollers (2) and can be rotated relative thereto, and at least one grinding or polish...  
WO/2022/049303A1
The present invention provides a machining tool with a shaft rotatable by a motor around a first axis of rotation, and a machining element rotationally attached to the shaft for rotation about a second axis of rotation. The first axis of...  
WO/2022/030725A1
A grinder wheel coupling structure of the present invention comprises: a spindle body (100) coupled to a grinder motor shaft (10); a wheel body (200) coupled to the spindle body (100); and a grinder disk (300) connected to the wheel body...  
WO/2022/029168A1
The present invention relates to a tool holder for a processing tool for processing optical workpieces with a holder head for receiving a processing tool and a holder body for fastening the tool holder to a tool spindle. According to the...  
WO/2022/019650A1
The present invention is characterized by comprising: a power transfer unit fastened to a rotating shaft of a grinder so as to transfer rotational power; a cylindrical seating body seated on the upper portion of a seating bushing of the ...  
WO/2021/259628A1
The present invention relates to a power tool having a disk-shaped tool element. The tool element can be fastened to a drive shaft of the power tool by means of a fastening nut. The drive shaft is designed to transmit a torque of the dri...  
WO/2021/251242A1
According to the present invention, it is possible to autonomously replace a polishing tape. The present invention comprises: a stage on which a workpiece is mounted; a polishing head unit provided above the stage in the plumb vertical...  
WO/2021/238358A1
The present invention provides a polisher having automatic feeding and discharging functions, comprising a rack, a clamping mechanism, a polishing rotating shaft, a feeding mechanism, and a discharging mechanism. The clamping mechanism, ...  
WO/2021/242003A1
The present invention relates to a hand grinder coupler structure that can more simply and quickly attach/detach a machining disk coupled to a rotary shaft of a grinder main body so as to be used for polishing the surface of an object to...  
WO/2021/220753A1
An exchanging device exchanges machine tools being used by a machining device. The machining device is provided with a holding part that holds a processing body, a machining mechanism to which a machine tool for machining the processing ...  
WO/2021/220752A1
A machining device comprising a holding unit that holds a processing object, a machining mechanism to which a machine tool for machining the processing object held by the holding unit is attached in an exchangeable manner, and an externa...  
WO/2021/206738A1
A sanding tool system including a sanding plate with a metal composition having a first layer composed of a corrosive inhibitor and a second layer composed of an abrasive material. The sanding plate also has one or more evacuation ports ...  
WO/2021/206207A1
The present invention relates to a fixation apparatus used for conveniently attaching and detaching a grinder blade, such as a cutting wheel, grinding stone, etc., to and from a grinder side. The present invention provides a grinder blad...  
WO/2021/186350A1
A dual sided abrasive article is presented that includes a first side with a first abrading face and a second side, with a second abrading face. The second side is opposite the first side and separated by a thickness. The article also in...  

Matches 1 - 50 out of 1,996